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Mortgages and lending questions, answered

Repayments and interest, fixed against floating, refinancing and break fees, offset and revolving credit, and what a bank will lend.

Every answer below is taken from the calculator or guide that works the number out, and each heading links back to it so you can put your own figures in. Nothing here is advice, and where a rate or threshold applies the page that owns the answer holds the current figure.

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Deposit Required by LVR Band Calculator NZ 2026/27

How much deposit do I need to buy a house in New Zealand?

For a standard owner-occupier home loan, most banks require a deposit of at least 20% of the purchase price, in line with the Reserve Bank's loan-to-value ratio (LVR) restrictions. Investors are generally expected to have a larger deposit, around 30%. Eligible first home buyers using Kainga Ora's First Home Loan can get in with as little as 5%, and new builds are generally exempt from the standard LVR restrictions altogether.

What is the Reserve Bank's LVR restriction?

The loan-to-value ratio (LVR) restriction limits how much of each bank's new mortgage lending can go to borrowers with a small deposit. Banks can write no more than 20% of their new owner-occupier lending to borrowers with less than a 20% deposit, that is, above 80% LVR. It is a bank-wide speed limit rather than a ban on any individual loan, so being below the standard deposit does not automatically mean you cannot get a mortgage.

Do property investors need a bigger deposit than owner-occupiers?

Yes. Investors are generally expected to hold a deposit of around 30% of the purchase price, compared with the 20% standard for owner-occupiers. Banks apply this higher bar because investment lending is considered higher risk and is subject to tighter LVR settings under Reserve Bank policy.

Can I buy a house with a 10% or 5% deposit in New Zealand?

It is possible but limited. Standard bank lending above 80% LVR, meaning less than a 20% deposit, falls inside a bank's restricted high-LVR allowance, so approval is harder and less common. A 5% deposit is generally only available to eligible first home buyers through Kainga Ora's First Home Loan, currently offered through Westpac, Kiwibank and SBS Bank, or via a gifted deposit and guarantor arrangement.

Are new builds exempt from the LVR deposit restrictions?

Generally yes. Reserve Bank policy exempts loans for the construction or purchase of a new build from the standard LVR speed limits, alongside Kainga Ora First Home Loans. This means a lender may accept a lower deposit on a new build than on an equivalent existing property, though individual bank policy still applies on top of the RBNZ settings.

What happened to the First Home Grant?

The First Home Grant, which previously paid up to $5,000 toward an existing home or $10,000 toward a new build, closed to new applications from 22 May 2024 under Budget 2024 and has not been reinstated. It should not be included in deposit planning. The KiwiSaver first home withdrawal and Kainga Ora's First Home Loan remain the main forms of government support for buyers with a smaller deposit.

Does a low-deposit loan cost more?

Often, yes. Loans above 80% LVR commonly attract a low-equity margin or a higher interest rate loading that lenders add to offset their risk, on top of being harder to get approved under a bank's limited high-LVR lending allowance. A larger deposit generally gives access to a wider range of lenders and standard pricing.

How is LVR different from my deposit percentage?

Your deposit percentage and your LVR describe the same loan from two angles. Deposit percentage is the share of the price you are contributing yourself, and LVR is the share you are borrowing, so the two figures always add up to 100%. A 20% deposit is the same thing as an 80% LVR.

Fortnightly vs Monthly Mortgage Calculator NZ 2026/27

Does paying my mortgage fortnightly really save money compared with monthly?

Yes, provided the fortnightly amount is set to exactly half your monthly repayment. That produces 26 payments a year, the equivalent of 13 monthly payments instead of 12, so one extra monthly payment goes onto your principal every year, cutting the interest that builds up on the balance and shortening your loan term.

Why does switching from monthly to fortnightly reduce the loan term?

Mortgage interest is charged on your outstanding balance. Because the fortnightly schedule pays down an extra month's worth of principal every year, there is less balance left to accrue interest in every subsequent period, and that effect compounds over the life of the loan into a materially shorter term and a lower total interest bill.

Is a fortnightly payment simply half my monthly payment, or something else?

It should be exactly half your monthly repayment. Some lenders instead offer to divide your annual repayment total by 26, which produces a slightly smaller fortnightly amount that still totals 12 monthly payments a year, so there is no acceleration and no saving. Always confirm with your lender that your fortnightly figure is half the monthly amount, not the annual total split into 26 instalments.

How much sooner will I pay off my mortgage by switching to fortnightly?

It depends on your loan amount, rate and term, but on a common example of a $600,000 loan at 6.50% over 30 years, switching from monthly to accelerated fortnightly repayments clears the loan around 5 years 10 months early and saves roughly $176,000 in interest. Enter your own figures into the calculator above for your exact numbers.

Will my bank set up fortnightly repayments as half my monthly amount automatically?

Not always by default. New Zealand banks all support fortnightly repayment frequency, but the amount they suggest can vary. When you change your repayment frequency, specifically ask that the fortnightly figure be set to half your current monthly repayment, and check your statement afterwards to confirm it was applied correctly.

Is weekly better than fortnightly for cutting mortgage interest?

Barely. A weekly payment of a quarter of your monthly repayment also totals 13 monthly payments a year (52 weeks divided by 4), just like halving the monthly payment for fortnightly gives 26 payments equal to 13 monthly payments. The saving from weekly versus fortnightly is negligible; the real difference is between monthly and either accelerated option.

Does switching repayment frequency cost anything or require refinancing?

Usually not. Changing how often you pay, and the amount, is normally a free administrative request to your existing lender, since your loan amount, interest rate and lender do not change. It is not refinancing and should not trigger a break fee, though it is worth confirming this with your bank if you are on a fixed rate.

What if I cannot manage the slightly higher annual outgoing from fortnightly payments?

You do not have to switch permanently. A similar effect can be achieved by making one additional lump-sum payment equal to a full monthly repayment whenever you have spare cash, such as after a bonus, tax refund, or KiwiSaver windfall. This captures much of the same benefit without committing to a higher regular repayment.

Interest-Only vs Principal and Interest Calculator NZ 2026/27

What is the difference between interest-only and principal and interest repayments?

With interest-only repayments you pay only the interest charged each month, so the loan balance does not reduce and you build no equity from your repayments. With principal and interest repayments, part of each payment reduces the loan balance as well as covering interest, so the loan is gradually paid off and you build equity over time.

Is interest-only cheaper than principal and interest?

The monthly payment is lower with interest-only, because none of the loan is being repaid. But over any period you hold the loan, principal and interest usually costs slightly less in total interest, because the reducing balance under principal and interest accrues less interest as you go. Interest-only trades a lower monthly payment now for more interest paid and no equity built during that period.

How much equity do I build with interest-only repayments?

None, from your repayments alone. Because the loan balance stays the same throughout an interest-only period, the only way your equity increases during that time is if the property's value rises. Under principal and interest, equity builds every month as part of each payment reduces the balance owing.

Can I get an interest-only mortgage in New Zealand?

Yes, most New Zealand banks offer interest-only lending, though it is generally easier to arrange on residential investment property than on an owner-occupied home, and lenders usually cap how long the interest-only period can run before it reverts to principal and interest. Availability and terms vary by bank and by your circumstances, so confirm current policy with your lender or a mortgage adviser.

Why do banks limit how long you can stay on interest-only?

Under their responsible lending obligations, banks need to be satisfied you can repay the loan in full over its term. An interest-only period that ran indefinitely would never reduce the debt, so lenders typically set a maximum interest-only term, often reviewed every few years, after which the loan reverts to principal and interest or you need to reapply to extend it.

What happens to my repayment when interest-only ends?

The loan reverts to principal and interest, calculated over whatever term remains. Because the full original balance still has to be repaid, but now over a shorter remaining term, the payment jump can be significant. Our dedicated Interest-Only vs Principal Calculator models that reversion and the size of the jump.

Who typically uses interest-only lending in New Zealand?

It is most common among residential property investors managing cash flow across a portfolio, and it is sometimes used by owner-occupiers for a short period during a financial squeeze, such as between jobs or during a renovation. Because it delays paying down the loan and building equity, lenders and advisers generally treat it as a short-term tool rather than a long-term strategy.

Does choosing interest-only affect how much a bank will lend me?

It can. Because interest-only repayments do not reduce the loan, some banks assess serviceability more conservatively for interest-only lending, and interest-only periods are often only available on lower loan-to-value lending. Ask your bank or adviser how your specific lender treats it, since policies differ.

Mortgage Refinance Calculator NZ 2026/27

What is a mortgage refinance break-even calculation?

It is the point at which the money you save each month from a lower interest rate has paid back what refinancing cost you: the break fee, legal fees and valuation fee, minus any cashback the new lender offered. Divide your net switching cost by your monthly saving to get the number of months to break even. Refinancing generally makes sense if you plan to stay with the new loan well beyond that point.

How much does it cost to refinance a mortgage in NZ?

Typical refinance costs in New Zealand include legal or conveyancing fees to discharge the old mortgage and register the new one, commonly around $1,600, and a registered valuation the new bank usually requires, typically $700 to $1,200. If you are still inside a fixed-rate term you may also owe a break fee to your existing bank. Many banks offer their own cashback to offset some of this, which reduces your net cost.

What is a mortgage break fee and when do I pay one?

A break fee, also called an early repayment charge, applies when you exit a fixed-rate loan before the fixed term ends and wholesale interest rates have fallen since you fixed. Banks broadly calculate it as your loan balance multiplied by the difference between your fixed rate and the current wholesale rate, multiplied by the years remaining on your fixed term, plus any administration fee. You do not usually pay a break fee on a floating loan, or once your fixed term has already expired. Use the Mortgage Break Fee Calculator on this site for a detailed estimate.

Do NZ banks offer cashback for refinancing?

Yes. New Zealand banks periodically offer a cash contribution, either a flat dollar amount or a percentage of the loan, to attract refinance business. Offers change often and vary by bank, loan size and how competitive lending is at the time, so ask your bank or a mortgage adviser what is currently available before you decide. Some banks apply a clawback if you leave again within an agreed period, similar in effect to a break fee.

Is it worth refinancing if I am still in a fixed term?

It can be, if the interest saving from the new rate is large enough to clear the break fee and other switching costs within a timeframe you are comfortable with. The break-even figure from this calculator tells you exactly how many months that takes. If you plan to stay in the new loan well beyond the break-even point, refinancing early can still make sense even after paying a break fee.

What is the difference between refinancing and refixing?

Refixing means choosing a new fixed rate with your current bank when your existing fixed term ends, with no new application, no valuation, and usually no legal fees. Refinancing means moving your mortgage to a different bank, which involves a full loan application, a registered valuation, legal work to discharge the old mortgage and register the new one, and potentially a break fee if you switch mid-term. Refinancing costs more up front but can be worthwhile if another bank's rate, terms or cashback offer is significantly better.

Does refinancing affect my loan-to-value ratio (LVR)?

Refinancing itself does not usually change your LVR if you borrow the same amount against the same property value. The new bank will reassess your LVR using its own registered valuation, which may come in higher or lower than your last one, and Reserve Bank LVR restrictions apply to the new loan as if it were a fresh application. A lower valuation than expected can affect the rate or terms on offer.

Are there tax implications from refinancing a rental property?

Since 1 April 2025, mortgage interest on residential rental property is fully deductible again in New Zealand, so refinancing a rental to a lower rate simply reduces your deductible interest expense and, in most cases, your taxable rental income. Costs like legal fees and the valuation fee connected to refinancing an existing loan can be treated differently from interest for tax purposes, so check the deductibility of specific refinancing costs with an accountant.

Property Portfolio LVR Calculator NZ 2026/27

What is a portfolio LVR and why does it matter more than individual LVR?

Portfolio LVR is total debt across every property divided by total value across every property. On the worked example, $1,215,000.00 of debt against $1,965,000.00 of value gives 61.83%. It matters more than any single property's LVR because banks lending to investors assess the whole position, often with securities cross-collateralised. A comfortable-looking home at 50.59% does not rescue a rental at 72.73%; the bank sees one borrower with one combined exposure.

What are the LVR limits for investment property in New Zealand?

Owner-occupied lending is generally limited to 80% of value and investment lending to 70%, under the Reserve Bank's loan-to-value restrictions. Banks are allowed a small share of new lending outside those limits, so exceptions exist, but they are exceptions rather than something to plan around. New builds have historically been treated more favourably. This calculator applies 80% and 70% by default and lets you change both if your lender's policy differs.

How much equity can I actually release from my properties?

On the worked example, $245,500.00. The family home has $250,000.00 of headroom to its 80% limit and Rental A has $9,000.00 to its 70% limit, which is $259,000.00 of gross headroom. But Rental B sits $13,500.00 above its limit, and that overhang is subtracted rather than ignored, because the same lender holds all three securities. Netting gives $245,500.00, which is the figure a bank would work from.

Which property is holding my portfolio back?

On the worked example, Rental B. It is worth $495,000.00 with a $360,000.00 loan, an LVR of 72.73% against a 70% investor limit, so it is $13,500.00 over. That excess is drawn from the equity in the other two properties. Paying $13,500.00 off that single loan does not just fix that property, it releases the constraint on the whole portfolio, which is usually a far better use of cash than spreading the same amount across every loan.

How much can I borrow for my next property?

On the worked example, $245,500.00 of releasable equity funds a 30% deposit, which supports a purchase up to $818,333.33. That is the security side of the answer only. The servicing side is a separate test and frequently the binding one: the portfolio's debt service coverage on investment debt is 0.77 at the actual rate and 0.61 at a bank test rate of 8.5%, both below 1.00, meaning rent does not cover the investment borrowing on its own.

What does a DSCR below 1.00 mean for a property portfolio?

It means the rent does not cover the debt service on the investment lending, so the shortfall is funded from your other income. On the worked example, shaded rent of $44,460.00 against debt service of $58,000.56 at 6.25% gives 0.77. Tested at 8.5% the service rises to $72,431.65 and the ratio falls to 0.61. This is common in New Zealand and is not automatically fatal, but it does mean portfolio growth is limited by your salary rather than by your equity.

Why do banks shade rental income when assessing a portfolio?

Because gross rent is not what the property nets. Lenders typically count only around 75% of rental income to allow for vacancy, rates, insurance, maintenance and management. On the worked example, $59,280.00 of gross rent is shaded to $44,460.00. That single adjustment moves the coverage ratio from 1.02 to 0.77, which is the difference between a portfolio that looks self-funding and one that is not.

Should I use gearing or LVR to describe my position?

In New Zealand, LVR. Gearing is used loosely to mean the ratio of debt to equity, and in an Australian context negative gearing specifically describes offsetting rental losses against other income, which New Zealand ring-fenced from the 2019-20 income year. Loan-to-value ratio is the term your bank uses, the term the Reserve Bank restrictions are written in, and the one that avoids the confusion.

Apartment Lending Calculator NZ

Why do banks lend differently on apartments?

Because a small apartment is a harder asset to sell in a downturn and therefore weaker security. Lenders respond with a minimum floor area below which they will not lend at all, a lower loan to value limit than they apply to a house, and closer scrutiny of the body corporate. None of these are legal rules, they are individual bank credit policies, which is why the answer differs between lenders and why the question has to be asked directly.

What is the minimum apartment size banks will lend on?

There is no single figure, and any page quoting one is describing one bank at one moment. Minimums differ between lenders, are set by internal credit policy rather than regulation, and change without announcement. Some lenders will consider a smaller apartment with a larger deposit. This calculator asks you for the threshold rather than supplying one, because the only reliable number is the one your lender gives you for the specific property.

Does the body corporate levy affect how much I can borrow?

Yes, and this is the part buyers consistently underestimate. A lender treats the levy as a fixed ongoing commitment in the same way as any other outgoing, so it directly reduces the income available to service a mortgage. A levy of a few thousand dollars a year can consume tens of thousands of dollars of borrowing capacity, which this calculator converts into an equivalent loan amount so the size of the effect is visible.

Is leasehold treated differently again?

Considerably. On a leasehold apartment you own the building interest but not the land, and you pay ground rent to the landowner which is periodically reviewed and can rise sharply. Many lenders apply a lower LVR again, some will not lend at all, and the remaining term of the lease matters as much as the price. Ground rent belongs in this calculation alongside the body corporate levy, because it has exactly the same effect on servicing.

What should I ask about the body corporate before offering?

Ask for the long term maintenance plan, the current levy and its history, the balance of the long term maintenance fund, the minutes of recent meetings, and whether any special levy has been discussed or resolved. A building with a known remediation problem and no fund to pay for it is where the large unexpected costs come from, and none of it appears in the asking price.

Mortgage Pre-Approval Expiry Calculator NZ

How long does a mortgage pre-approval last in New Zealand?

Most New Zealand pre-approvals run for three months from the date of issue, and some lenders offer six. The period is set by the lender rather than by law, so the only reliable source is your own approval letter. It matters more than people expect, because an approval that lapses part way through a negotiation can turn a conditional offer into a problem.

What happens when a pre-approval expires?

The approval simply stops being current, and the lender is no longer holding a position on your application. Renewing is usually quicker than applying from scratch, because the lender already has your file, but it is a fresh assessment. Your income, your debts, your credit position, the lender's test rate and its lending policy are all looked at again, so a renewal can come back smaller than the original.

Does a pre-approval guarantee the bank will lend?

No. A pre-approval is conditional, and the conditions usually include a satisfactory valuation of the specific property, confirmation that your circumstances have not changed, and the property being acceptable security. That is why buying at auction on a pre-approval alone is risky, since an auction bid is unconditional and the approval is not.

Does my pre-approval amount mean I can buy a house at that price?

Not on its own. The approval is the loan, not the purchase price, and the loan to value limit caps how much of the price the loan can be. If you are limited to 80 per cent of the price, your deposit has to cover the other 20 per cent, and the smaller of those two constraints is what you can actually pay. For many buyers the deposit binds first, which means a larger approval buys nothing extra.

Should I renew my pre-approval before it expires?

If you are still looking, yes, and it is worth starting before the last week rather than after the approval has lapsed. A renewal requested while the approval is live is usually a lighter process than one requested afterwards. It also gives you time to react if the new number comes back lower, which is far better discovered before you are negotiating on a house than during.

NZ Mortgage Protection Insurance Calculator 2026

What is mortgage protection insurance in New Zealand?

Mortgage protection insurance (also called Mortgage Repayment Cover or MIRC) pays a monthly benefit directly tied to your mortgage repayments if illness or injury stops you working. Unlike full income protection which replaces up to 75% of your salary, mortgage protection typically covers up to 115% of your mortgage payment or 45% of gross income, whichever is lower. This focused scope makes premiums around 20 to 30% cheaper than full income protection cover.

How does mortgage protection differ from income protection insurance?

Mortgage protection covers only the amount needed for mortgage repayments (plus some buffer), while income protection replaces a broader portion of your salary (typically 75%) to cover all living costs. Mortgage protection is more affordable but narrower in scope. Many Kiwis hold both: income protection for household expenses plus mortgage protection to lock in the home. AIA and Chubb offer combined products (Mortgage, Income or Rent Cover) where benefits may be split strategically.

Is mortgage protection insurance tax deductible in NZ?

For indemnity (loss of earnings) mortgage protection policies, premiums are generally tax-deductible under IRD rules because the benefit payment is treated as income and taxable. For agreed value policies where the benefit is locked in at policy start, premiums are not tax-deductible but benefits are tax-free. The choice depends on your marginal tax rate and preference for certainty versus up-front savings. Consult your accountant or IRD for your specific situation.

Does ACC reduce my mortgage protection payout?

Yes. If you are receiving ACC weekly compensation (80% of pre-injury earnings for accidents), this is generally OFFSET against your mortgage protection payout. AIA policies offset amounts over $7,500 per month across all AIA mortgage protection products. This means mortgage protection adds the most value for ILLNESS-caused inability to work (which ACC does not cover), rather than accidents. The most common claim causes are cancer, heart disease, stroke, and mental illness.

What waiting period should I choose for mortgage protection?

The waiting period is how long you must be off work before payments begin. Standard options are 4, 8, 13, 26, or 52 weeks. Most NZ policies default to 8 weeks. Longer waiting periods mean much cheaper premiums: moving from 8 weeks to 13 weeks typically saves 15 to 20%, and to 26 weeks saves 30 to 40%. Choose based on your emergency savings buffer. If you have 3 to 6 months of mortgage repayments saved, a 13 or 26 week wait can make the cover significantly more affordable.

NZ Advanced Mortgage Calculator

What is a mortgage amortisation schedule?

A mortgage amortisation schedule is a complete breakdown showing every payment over the life of your loan. It shows how much of each payment goes to interest versus principal, and your remaining balance after each payment.

Why does most of my early mortgage payment go to interest?

Mortgage interest is calculated on the outstanding balance, which is highest at the start. As the principal decreases over time, more of each payment goes to principal and less to interest. This is why early extra payments save the most money.

How much can I save by making extra mortgage payments?

Extra payments reduce your principal directly, which compounds over time. Even small regular extra payments can save tens of thousands in interest and shave years off your loan term. Use the calculator to model your specific scenario.

What does principal vs interest mean on a NZ mortgage?

Principal is the amount you borrowed and need to repay. Interest is the cost of borrowing, charged by the bank on your outstanding balance. Each repayment is split between paying down principal and paying interest, with the ratio shifting toward principal over time.

Borrowing Capacity Guide

How much can I borrow for a mortgage in New Zealand?

It depends on your income, regular expenses, existing debts and the lender tests, including a stress test of repayments at a higher rate. Banks check whether repayments fit comfortably within your income after living costs.

What is a debt-to-income (DTI) ratio?

It is your total borrowing as a multiple of your gross income. The Reserve Bank applies DTI limits that cap how much most owner-occupiers and investors can borrow relative to income.

Does a bigger deposit increase how much I can borrow?

A larger deposit lowers your loan-to-value ratio, widening your lender options and removing a low-equity premium, but your borrowing is still capped by what you can afford to repay.

What do banks include when assessing affordability?

Your income, regular expenses, other debts, and the stress-tested repayment on the new loan. Reducing debts and expenses before you apply can lift your borrowing power.

Breaking a Fixed Mortgage Guide

What is a mortgage break fee?

A charge for repaying or refixing a fixed-rate loan before the term ends, compensating the bank when wholesale rates have fallen since you fixed.

When do break fees apply?

When you break a fixed rate early, such as to refinance, sell, or refix at a lower rate. They are largest when rates have dropped.

How is a break fee calculated?

Roughly from the difference between your fixed rate and current wholesale rates over the remaining term. Your bank can quote the exact figure.

Is it worth breaking a fixed mortgage?

Only if the savings from a lower rate clearly exceed the break fee. Always get the break cost in writing first.

Fixed vs Floating Mortgage

What is the difference between a fixed and floating mortgage rate?

A fixed rate is locked for a set term, giving certain repayments; a floating rate can change at any time but is more flexible, allowing extra repayments without break fees.

Is a fixed or floating rate cheaper?

Fixed rates are usually lower than floating, but floating offers flexibility. Many people split their loan across both to balance certainty with flexibility.

Can I make extra repayments on a fixed mortgage?

Usually only up to a yearly limit, often around 5%, before a break fee may apply. Floating and revolving credit portions allow unlimited extra repayments.

What happens at the end of a fixed term?

You choose a new rate (refix) or move to another lender (refinance). If you do nothing, the loan usually rolls onto the higher floating rate.

Mortgage Pre-Approval

What is mortgage pre-approval?

A lender conditional agreement to lend you up to a set amount, giving you a clear budget and confidence to make offers.

How long does pre-approval last?

Typically a few months, after which it expires and may need to be renewed with updated information.

Does pre-approval guarantee a loan?

No. It is conditional, and final approval depends on the specific property, a valuation, and your circumstances not changing.

What do I need for pre-approval?

Proof of income, a record of your expenses and debts, your deposit details, and identification.

NZ Mortgage Calculator 2026

How are NZ mortgage repayments calculated?

NZ mortgage repayments use the standard PMT formula: monthly payment = P x (r x (1+r)^n) / ((1+r)^n - 1), where P is the loan principal, r is the monthly interest rate (annual rate divided by 12), and n is the total number of monthly payments.

What is the difference between weekly, fortnightly, and monthly mortgage payments?

Most NZ banks calculate the monthly repayment first, then divide for other frequencies: weekly equals monthly divided by approximately 4.348, fortnightly equals monthly divided by approximately 2.174. Paying fortnightly or weekly can save interest over the life of the loan.

How much will I pay in total interest on a NZ mortgage?

Total interest depends on your loan amount, interest rate, and term. For example, a $500,000 loan at 6.5% over 30 years results in approximately $1,137,723 in total repayments, of which $637,723 is interest. Use the calculator above for your specific scenario.

What is a typical NZ home loan term?

Most NZ home loans have terms between 25 and 30 years. Shorter terms result in higher repayments but significantly less total interest paid. Longer terms reduce monthly payments but increase the total cost of the loan.

Amortisation Calculator NZ

What does amortisation mean on a loan?

It means the loan is repaid by equal instalments that cover both interest and principal, so the balance reduces to zero by the end of the term. This is how a New Zealand table mortgage works, as opposed to an interest-only loan where the balance does not reduce.

Why is most of my early payment interest?

Because interest is charged on the balance outstanding, which is at its largest at the start. On a $500,000 loan at 6.5 percent, the first monthly payment is about $2,708 interest and only around $452 principal. The proportion shifts slowly as the balance falls.

Does paying fortnightly instead of monthly save money?

It can, but not for the reason usually given. If you pay half the monthly amount every fortnight you make 26 half-payments a year, which is 13 monthly payments rather than 12, so the saving comes from paying more each year rather than from the frequency itself.

ARM Mortgage Calculator NZ

What is an adjustable-rate mortgage (ARM)?

An adjustable-rate mortgage (ARM) starts with a fixed interest rate for an initial period (typically 1, 2, 3, or 5 years), after which the rate resets periodically based on a reference rate plus a margin. In New Zealand, floating and revolving credit home loans work on a similar principle: the lender sets the floating rate and can adjust it in response to official cash rate (OCR) changes. A true ARM is more commonly seen in the US market, but New Zealand borrowers encounter adjustable rates through floating-rate and revolving credit facilities.

How do ARM rate caps work?

Rate caps limit how much an ARM's interest rate can change. There are typically three caps: (1) the initial adjustment cap, which limits the rate change at the first reset (often 2% to 5%); (2) the periodic adjustment cap, which limits changes at each subsequent reset (often 1% to 2%); and (3) the lifetime cap, which limits the total increase over the life of the loan (often 5% to 6% above the initial rate). Caps protect borrowers from extreme payment shock but do not eliminate rate risk entirely.

Is an ARM cheaper than a fixed-rate mortgage?

An ARM usually offers a lower initial rate than a long-term fixed loan, which reduces early payments and total interest during the fixed period. Whether it ends up cheaper overall depends on how rates move after the initial period. If market rates fall or stay flat, the ARM can save a significant amount. If rates rise sharply, the ARM may cost more than a fixed-rate loan over the full term. Borrowers who plan to sell or refinance before the first reset often benefit most from ARM products.

Bi-Weekly Mortgage Payment Calculator NZ

How does a bi-weekly mortgage payment save interest?

A bi-weekly (fortnightly) payment is exactly half of the equivalent monthly payment. Because there are 26 fortnights in a year compared to 12 months, you end up making 26 half-payments, which equals 13 full monthly payments. That extra monthly payment goes entirely to reducing the principal, so you pay less interest overall and clear the loan sooner. On a $500,000 loan at 6.5% over 25 years, switching to fortnightly payments saves over $100,000 in interest and cuts around 4 years off the loan term.

What is the difference between bi-weekly and accelerated bi-weekly mortgage payments?

A standard bi-weekly payment divides the monthly payment by two and is paid every two weeks, resulting in 26 payments per year. This is equivalent to making 13 monthly payments instead of 12. An accelerated bi-weekly payment is the same concept but some lenders use slightly different rounding. In practice, the two are nearly identical. The key mechanism is the same: an extra half-payment is made each year, steadily reducing principal faster than monthly repayments.

Can I switch my NZ mortgage to fortnightly repayments?

Yes. Most New Zealand banks and lenders allow you to switch your repayment frequency between weekly, fortnightly, and monthly at no cost. Contact your lender or log in to your online banking to change the payment schedule. Fortnightly is the most popular choice in New Zealand and many lenders set it as the default. Switching from monthly to fortnightly on a typical NZ mortgage can reduce the loan term by 4 or more years and save over $100,000 in interest on a standard home loan.

Biweekly Mortgage Calculator

How does a biweekly mortgage payment save interest?

A biweekly payment plan means you make a payment every two weeks, which adds up to 26 half-payments per year (the equivalent of 13 full monthly payments, rather than 12). That extra payment each year reduces your outstanding principal faster, which means less interest accumulates over time. On a typical 30-year mortgage, switching to biweekly payments can cut around 4 to 6 years off the loan term and save tens of thousands of dollars in interest.

What is the difference between biweekly and twice-monthly mortgage payments?

Biweekly payments are made every two weeks (26 payments per year), which results in 13 full monthly payments annually. Twice-monthly payments (semi-monthly) are made on fixed dates each month, such as the 1st and 15th, which equals exactly 24 half-payments or 12 full monthly payments per year. Only biweekly payments produce an extra payment each year, which is what accelerates payoff. Some lenders offer biweekly programs; others accept extra principal payments as an equivalent alternative.

Can I set up biweekly mortgage payments with my New Zealand bank?

New Zealand lenders typically offer weekly, fortnightly, and monthly repayment frequencies. Fortnightly payments work in the same way as biweekly payments: 26 payments per year equals 13 full monthly equivalents. Ask your lender to confirm that your repayment amount is calculated as half your monthly payment (not simply dividing by 26), so the extra payment effect applies. Alternatively, you can achieve the same result by making one extra voluntary lump-sum payment per year equal to your normal monthly repayment.

Boat Loan Calculator NZ 2026

What is the Boat Loan Repayment Calculator NZ 2026?

Calculate your boat loan monthly repayments, total interest, and full loan cost. Enter the boat price, deposit, interest rate, and term to see a complete loan breakdown.

Is the Boat Loan Repayment Calculator NZ 2026 free to use?

Yes. The Boat Loan Repayment Calculator NZ 2026 is free to use on Calculate.co.nz, with no sign-up, paywall or account required.

Is the Boat Loan Repayment Calculator NZ 2026 made for New Zealand?

Yes. It is built for New Zealand and uses current New Zealand rules and rates where they apply. Results are indicative estimates and not financial advice.

Borrowing Capacity Calculator NZ 2026

What is the Borrowing Capacity Calculator NZ 2026?

Calculate how much you can borrow for a New Zealand home loan based on your repayment capacity, interest rate, and loan term. See how a 5%, 10%, and 15% payment increase affects your borrowing power.

Is the Borrowing Capacity Calculator NZ 2026 free to use?

Yes. The Borrowing Capacity Calculator NZ 2026 is free to use on Calculate.co.nz, with no sign-up, paywall or account required.

Is the Borrowing Capacity Calculator NZ 2026 made for New Zealand?

Yes. It is built for New Zealand and uses current New Zealand rules and rates where they apply. Results are indicative estimates and not financial advice.

Borrowing Power Calculator NZ 2026

How do NZ banks calculate borrowing power?

New Zealand banks assess borrowing power by calculating your net income after tax, then subtracting estimated living expenses and any existing debt repayments. The remaining monthly surplus is divided by the monthly repayment required per dollar borrowed at a stress-test interest rate (typically 1 to 2 percentage points above the current market rate, around 8 to 9% in 2026). This gives the maximum loan amount the bank considers serviceable. Each bank applies its own version of this calculation and may use a Household Expenditure Measure (HEM) for living costs if your stated expenses seem low.

What interest rate do NZ banks use to test borrowing capacity?

NZ banks apply a stress-test (or floor) interest rate that is higher than the rate you will actually pay. In 2026 this is typically in the range of 8.0% to 9.0% per annum, regardless of whether you fix for a short term at a lower rate. The stress test ensures you could still make repayments if rates rise significantly. Some banks also use a debt-to-income (DTI) ratio cap of 6x gross income for owner-occupiers following Reserve Bank of New Zealand guidance introduced in 2024.

Does my KiwiSaver First Home Withdrawal affect my borrowing power?

Your KiwiSaver withdrawal affects your deposit rather than your borrowing power directly. A larger deposit reduces the loan-to-value ratio (LVR) of your loan. Borrowing less than 80% of the purchase price avoids the low-equity premium (LEP) that some banks charge, which can reduce your ongoing repayment and therefore slightly improve your effective borrowing position. The withdrawal itself does not change your income or expenses in the bank's affordability test.

Break Fee vs Stay Calculator NZ

Is it worth breaking a fixed mortgage?

It is worth it if the interest you save by refixing at a lower rate over the remaining term is more than the break fee. If the fee is larger than the saving, you are better staying put.

How is a mortgage break fee calculated?

It is based on the difference between your fixed rate and current wholesale rates over your remaining term, so it is usually larger when rates have fallen. Your bank gives the exact figure; enter it here to compare.

Should I break to a lower rate?

Only if the saving beats the fee. This calculator compares the interest saved over your remaining fixed term against the break fee so you can decide with the numbers.

Business Loan Calculator NZ 2026

What is the Business Loan Repayment Calculator NZ 2026?

Calculate your NZ business loan monthly repayments, total interest, and full loan cost. Free tool for small businesses, sole traders, and enterprises to model finance options.

Is the Business Loan Repayment Calculator NZ 2026 free to use?

Yes. The Business Loan Repayment Calculator NZ 2026 is free to use on Calculate.co.nz, with no sign-up, paywall or account required.

Is the Business Loan Repayment Calculator NZ 2026 made for New Zealand?

Yes. It is built for New Zealand and uses current New Zealand rules and rates where they apply. Results are indicative estimates and not financial advice.

Car Loan and Car Finance Calculator NZ 2026

What is the Car Loan and Car Finance Calculator NZ 2026?

NZ car loan and car finance calculator. Enter vehicle price, deposit, interest rate, and loan term to see monthly repayments, total interest, and full cost of your car finance. Free and instant.

Is the Car Loan and Car Finance Calculator NZ 2026 free to use?

Yes. The Car Loan and Car Finance Calculator NZ 2026 is free to use on Calculate.co.nz, with no sign-up, paywall or account required.

Is the Car Loan and Car Finance Calculator NZ 2026 made for New Zealand?

Yes. It is built for New Zealand and uses current New Zealand rules and rates where they apply. Results are indicative estimates and not financial advice.

Car Refinance Calculator NZ

When does it make sense to refinance a car loan in NZ?

Refinancing a car loan generally makes sense when you can secure a meaningfully lower interest rate, when your credit score has improved since the original loan, or when you want to reduce your monthly payment by extending the term. It is worth calculating the break-even point: divide any refinance fees by the monthly saving to find how many months it takes to come out ahead. If you plan to keep the car beyond that point, refinancing is likely worthwhile. Be cautious about extending the term if the vehicle is depreciating quickly, as you risk owing more than the car is worth.

What fees are involved in refinancing a car loan?

Common fees include an establishment or application fee on the new loan (typically $100 to $350 with NZ lenders), an early repayment fee or break cost on the existing loan (check your loan contract; some fixed-rate loans charge a percentage of the outstanding balance), and a PPSR registration fee if the new lender registers a security interest. Add these together and divide by your monthly saving to calculate how long it takes to recover the cost of switching.

Does refinancing a car loan affect my credit score?

Applying for a new loan involves a credit enquiry, which may cause a small, temporary dip in your credit score. However, if the refinance reduces your debt burden and you keep up repayments, the long-term effect on your credit profile is neutral to positive. Most NZ credit reporting agencies follow similar rules to Australia: multiple enquiries for the same type of credit within a short window (typically 14 to 45 days) are often treated as a single enquiry for scoring purposes, so shopping around with a few lenders in quick succession is less harmful than multiple applications spread over months.

Cash-Out Refinance Calculator NZ

How does a cash-out refinance work in New Zealand?

A cash-out refinance replaces your existing mortgage with a larger loan. The difference between your new loan amount and your old outstanding balance is paid to you as cash. For example, if you owe $400,000 on a home worth $700,000 and refinance to $500,000, you receive $100,000 cash (minus any fees). Your monthly repayments will be higher because you are now borrowing more, and your lender will need your loan-to-value ratio (LVR) to meet their lending criteria, typically no higher than 80% LVR for a cash-out refinance.

What is the maximum LVR for a cash-out refinance in NZ?

Most New Zealand banks limit cash-out refinancing to a maximum loan-to-value ratio (LVR) of 80% of the property's current market value. Some lenders may go to 85% with a low-equity premium or specialist lending conditions. The Reserve Bank of NZ imposes LVR restrictions on banks, and as at 2026 owner-occupiers must generally have at least 20% equity remaining after any cash out. The exact maximum depends on your lender, your income, and your credit profile.

What costs should I allow for in a cash-out refinance?

Common costs include: a mortgage discharge fee from your current lender (typically $150 to $300), a break fee if you are leaving a fixed-rate mortgage early (can be several thousand dollars), a new mortgage registration fee (approximately $200), legal fees for both discharge and new registration (typically $1,000 to $2,500 in total), and a lender's valuation fee if required ($500 to $900). Some lenders offer cash contributions to offset switching costs. Always get a written cost breakdown before proceeding.

Cash vs Mortgage Calculator NZ

Is it better to buy a house with cash or a mortgage?

Paying cash saves you the mortgage interest for certain, while keeping a mortgage and investing the cash could earn more if returns beat the mortgage rate. The mortgage saving is guaranteed; the investment return is not, so it is a trade-off between certainty and potential upside.

How do I compare the two options?

Compare the interest you would save by paying cash with the after-tax return you might earn by investing the same money while carrying the mortgage. This calculator puts both over the same period so you can see which comes out ahead.

What about peace of mind?

Being mortgage free has real value beyond the numbers, including lower stress and a smaller required income. Many people pay cash for that certainty even when investing might win on paper.

Debt Repayment Calculator NZ

How is debt repayment time calculated?

Debt repayment time is calculated using the standard loan amortisation formula. Interest is charged monthly on the remaining balance at the annual rate divided by 12. Each payment first covers that month's interest, with the remainder reducing the principal. The number of months is n = -log(1 - (r * P / A)) / log(1 + r), where P is the balance, r is the monthly interest rate, and A is the monthly payment. If your payment does not exceed the first month's interest charge, the debt will never be paid off and the balance will grow instead.

Should I pay more than the minimum on my debt?

Paying more than the minimum reduces both the time to clear the debt and the total interest paid, because less of each extra dollar goes to interest and more reduces the principal balance that future interest is calculated on. Even a modest increase in your monthly payment can cut years off a high-interest debt like a credit card or personal loan. Use this calculator to compare different payment amounts and see the effect on payoff time and total interest.

What if I have more than one debt?

This calculator handles one debt at a time. If you have several debts (credit cards, personal loans, store cards), use the debt snowball calculator to pay off the smallest balance first, or the debt avalanche calculator to target the highest interest rate first. Both approaches keep making minimum payments on every other debt while directing extra repayment capacity at one debt until it is cleared, then rolling that payment onto the next.

Education Loan Repayment Calculator NZ 2026

What is the Education Loan Repayment Calculator NZ 2026?

Calculate monthly repayments, total interest, and full cost of an education or student loan in New Zealand. Works for university fees, course costs, and private study loans.

Is the Education Loan Repayment Calculator NZ 2026 free to use?

Yes. The Education Loan Repayment Calculator NZ 2026 is free to use on Calculate.co.nz, with no sign-up, paywall or account required.

Is the Education Loan Repayment Calculator NZ 2026 made for New Zealand?

Yes. It is built for New Zealand and uses current New Zealand rules and rates where they apply. Results are indicative estimates and not financial advice.

First Home Loan Eligibility Calculator NZ

Can I buy a first home with a 5% deposit?

Low-deposit first home lending support can allow a 5% deposit if you meet income and house price criteria. This calculator gives an indicative check; confirm the current rules and caps before relying on it.

What are the criteria for first home loan support?

Typically a minimum deposit, an income cap, and a house price cap that varies by region. The thresholds change, so the calculator takes them as inputs and you should confirm the latest figures.

Is this a guarantee of approval?

No. It is an indicative check against the headline criteria. A lender still assesses your full situation, and rules change, so use it as a guide and seek advice.

Fixed vs Floating Mortgage Calculator NZ

Should I fix or float my mortgage?

Fixing locks in a rate for certainty and is usually a little lower, while floating costs more but lets you make extra repayments or repay early without break fees. Many borrowers split their loan between fixed and floating to get some of both.

Why is the floating rate higher?

Floating rates are typically higher than fixed because you are paying for flexibility: you can repay lump sums, change repayments or refinance at any time without a break fee. Fixed rates trade that flexibility for a lower, locked-in rate.

What is the cost of floating?

It is the extra interest from the higher rate over the period. This calculator shows that extra cost so you can decide whether the flexibility is worth it, or whether to fix or split the loan.

Home Loan Repayment Calculator NZ 2026

What is the Home Loan Repayment Calculator NZ 2026?

Calculate your NZ home loan monthly repayments, total interest, and full mortgage cost. Enter loan amount, deposit, interest rate, and term for an instant breakdown. Free for all NZ borrowers.

Is the Home Loan Repayment Calculator NZ 2026 free to use?

Yes. The Home Loan Repayment Calculator NZ 2026 is free to use on Calculate.co.nz, with no sign-up, paywall or account required.

Is the Home Loan Repayment Calculator NZ 2026 made for New Zealand?

Yes. It is built for New Zealand and uses current New Zealand rules and rates where they apply. Results are indicative estimates and not financial advice.

Home Mortgage Calculator NZ

How is a mortgage repayment calculated?

A standard mortgage repayment is calculated using the amortisation formula: M = P x [r(1+r)^n] / [(1+r)^n - 1], where P is the loan principal, r is the monthly interest rate (annual rate divided by 12), and n is the total number of monthly payments (years multiplied by 12). Each payment covers the interest accrued that month, with the remainder reducing the principal. Early payments are mostly interest; later payments are mostly principal.

What is the difference between a fixed and a floating mortgage rate?

A fixed mortgage rate locks in your interest rate for a set period (commonly 6 months to 5 years in New Zealand). Your repayments stay the same during that period, making budgeting easier. A floating (variable) rate moves with the market and can go up or down at any time, giving you flexibility to make extra repayments without penalty but with less certainty about future costs. Many New Zealand borrowers split their loan across both fixed and floating portions.

How much deposit do I need for a home loan in New Zealand?

Most New Zealand banks require a minimum 20% deposit for a standard home loan (meaning you can borrow up to 80% of the property value, known as an 80% LVR). Lending above 80% LVR is subject to Reserve Bank of New Zealand restrictions and often attracts a low-equity premium (additional interest margin). First home buyers may access KiwiSaver and First Home Grant funds to help reach the required deposit. Some lenders have specific products for deposits as low as 5% to 10% under certain conditions.

Interest Only Mortgage Calculator NZ 2026

What is the Interest Only Mortgage Calculator NZ 2026?

Calculate interest-only mortgage payments for any NZ home loan. See monthly, fortnightly, and weekly interest amounts based on your loan balance and rate. Used by investors and property buyers.

Is the Interest Only Mortgage Calculator NZ 2026 free to use?

Yes. The Interest Only Mortgage Calculator NZ 2026 is free to use on Calculate.co.nz, with no sign-up, paywall or account required.

Is the Interest Only Mortgage Calculator NZ 2026 made for New Zealand?

Yes. It is built for New Zealand and uses current New Zealand rules and rates where they apply. Results are indicative estimates and not financial advice.

Interest-Only vs Principal Calculator NZ

What is interest-only on a mortgage?

With interest-only repayments you pay only the interest for a period, so the loan balance does not reduce. Payments are lower now, but you pay more interest overall and face a jump when you switch to principal and interest.

Is interest-only cheaper?

The payment is lower in the short term, but because the principal is not reducing, you pay more interest over the life of the loan. It can suit investors or a tight period, but it is not cheaper overall.

What happens when interest-only ends?

The loan reverts to principal and interest over the remaining term, so the repayment jumps, often sharply, because the full balance must now be repaid over fewer years.

Joint Mortgage Split Calculator NZ

How should a couple split mortgage repayments?

Some couples split 50/50, others split in proportion to their incomes so the repayment is an equal share of each person's pay. There is no single right way; the fairest split is the one you both agree on, which this calculator helps you set out clearly.

Why split by income?

Splitting by income means each person contributes the same proportion of their pay, which can feel fairer where incomes differ a lot. A 50/50 split is simpler but takes a bigger bite out of the lower earner's pay.

Does the split affect ownership?

How you split repayments is separate from legal ownership shares. If contributions differ, it is worth recording the arrangement, and getting legal advice on ownership and a property-sharing agreement.

Loan Amortisation Schedule Calculator NZ 2026

What is the Loan Amortisation Schedule Calculator NZ 2026?

Calculate a full loan amortisation schedule for any NZ mortgage or loan. See month-by-month principal, interest, and remaining balance from first payment to final payoff.

Is the Loan Amortisation Schedule Calculator NZ 2026 free to use?

Yes. The Loan Amortisation Schedule Calculator NZ 2026 is free to use on Calculate.co.nz, with no sign-up, paywall or account required.

Is the Loan Amortisation Schedule Calculator NZ 2026 made for New Zealand?

Yes. It is built for New Zealand and uses current New Zealand rules and rates where they apply. Results are indicative estimates and not financial advice.

Loan to Value Ratio Calculator NZ 2026

What is the Loan to Value Ratio Calculator NZ 2026?

Calculate your loan to value ratio (LVR) for any NZ property purchase. Enter the purchase price and deposit to see LVR percentage and mortgage amount. Essential for first home buyers.

Is the Loan to Value Ratio Calculator NZ 2026 free to use?

Yes. The Loan to Value Ratio Calculator NZ 2026 is free to use on Calculate.co.nz, with no sign-up, paywall or account required.

Is the Loan to Value Ratio Calculator NZ 2026 made for New Zealand?

Yes. It is built for New Zealand and uses current New Zealand rules and rates where they apply. Results are indicative estimates and not financial advice.

LVR Lending Capacity Calculator NZ 2026

What is the LVR Lending Capacity Calculator NZ 2026?

Calculate your maximum NZ home loan borrowing capacity based on your LVR (Loan to Value Ratio). See how your deposit size affects borrowing power under current RBNZ LVR restrictions.

Is the LVR Lending Capacity Calculator NZ 2026 free to use?

Yes. The LVR Lending Capacity Calculator NZ 2026 is free to use on Calculate.co.nz, with no sign-up, paywall or account required.

Is the LVR Lending Capacity Calculator NZ 2026 made for New Zealand?

Yes. It is built for New Zealand and uses current New Zealand rules and rates where they apply. Results are indicative estimates and not financial advice.

Mortgage Amortization Calculator NZ

What is mortgage amortization?

Mortgage amortization is the process of paying off a loan through regular payments over a set term. Each payment covers the interest that has accrued since the last payment, with the remainder reducing the principal (the amount you borrowed). Early in the loan most of each payment goes to interest; as the balance falls, more goes to principal. By the final payment, almost all of it is principal. A standard NZ home loan is fully amortizing, meaning the balance reaches zero at the end of the agreed term.

How is my mortgage repayment amount calculated?

Your regular repayment is calculated using the standard annuity formula: M = P x [r(1+r)^n] / [(1+r)^n - 1], where P is the loan principal, r is the interest rate per payment period (annual rate divided by the number of payments per year), and n is the total number of payments over the loan term. For example, a $600,000 loan at 6.5% per year repaid monthly over 30 years gives r = 0.065/12 = 0.005417 and n = 360 payments. The monthly repayment works out to $3,792.41.

How much interest will I pay over my mortgage term?

The total interest on a mortgage equals the total of all repayments minus the original loan amount. For a $600,000 loan at 6.5% over 30 years with monthly repayments of $3,792.41, the total repaid is $1,365,267 and the total interest is $765,267. You can reduce total interest by making extra repayments or choosing a shorter loan term. Switching to fortnightly repayments lowers total interest slightly because interest is charged and repaid more often, but on its own it does not shorten the term or add an extra annual payment. Use the extra repayment fields in this calculator to see the savings.

Mortgage Break Fee Calculator NZ 2026

What is the Mortgage Break Fee Calculator NZ 2026?

Calculate the break fee for exiting a fixed-rate NZ mortgage early. Understand how much breaking your fixed term will cost before refinancing or selling. Updated for current NZ bank break fee methods.

Is the Mortgage Break Fee Calculator NZ 2026 free to use?

Yes. The Mortgage Break Fee Calculator NZ 2026 is free to use on Calculate.co.nz, with no sign-up, paywall or account required.

Is the Mortgage Break Fee Calculator NZ 2026 made for New Zealand?

Yes. It is built for New Zealand and uses current New Zealand rules and rates where they apply. Results are indicative estimates and not financial advice.

Mortgage Budget Calculator NZ 2026

What is the Mortgage Budget Calculator NZ 2026?

Calculate how much you can afford to borrow for a NZ home loan based on your income, expenses, and desired repayment. See your borrowing capacity and how much extra income increases it.

Is the Mortgage Budget Calculator NZ 2026 free to use?

Yes. The Mortgage Budget Calculator NZ 2026 is free to use on Calculate.co.nz, with no sign-up, paywall or account required.

Is the Mortgage Budget Calculator NZ 2026 made for New Zealand?

Yes. It is built for New Zealand and uses current New Zealand rules and rates where they apply. Results are indicative estimates and not financial advice.

Helping Children Buy Calculator NZ

Should I help my child with a house deposit?

A gift toward a deposit lifts your child's deposit, reduces their loan and loan-to-value ratio, and can improve their lending. Weigh it against your own retirement and buffer, and consider documenting it if it is a loan.

Should the help be a gift or a loan?

Either can work. A documented loan protects the money, for example if a relationship ends, while a gift is simpler. Whichever you choose, put it in writing and get advice, especially for large amounts.

How does a bigger deposit help?

A larger deposit means a lower loan-to-value ratio, which can mean easier approval, a better interest rate, and lower repayments for your child.

Mortgage Effective Interest Rate Calculator NZ 2026

What is the Mortgage Effective Interest Rate Calculator NZ 2026?

Calculate the true effective interest rate of your NZ mortgage including establishment fees, ongoing fees, and rate adjustments. Compare the advertised rate against the real cost of your loan.

Is the Mortgage Effective Interest Rate Calculator NZ 2026 free to use?

Yes. The Mortgage Effective Interest Rate Calculator NZ 2026 is free to use on Calculate.co.nz, with no sign-up, paywall or account required.

Is the Mortgage Effective Interest Rate Calculator NZ 2026 made for New Zealand?

Yes. It is built for New Zealand and uses current New Zealand rules and rates where they apply. Results are indicative estimates and not financial advice.

Mortgage Extra Repayment Calculator NZ

Does paying extra on my mortgage really help?

Yes. Every extra dollar goes straight onto the principal, so you stop paying interest on it for the rest of the loan. Because mortgages run for decades, even a small regular extra payment can save tens of thousands in interest and clear the loan years early.

Is it better to pay extra each payment or a lump sum?

Both help. Regular extra payments compound their savings over the whole term, while a lump sum makes a big one-off dent. Many people do both. Check your loan allows extra payments without a break fee, which can apply on fixed rates.

Can I be charged for paying extra?

On a floating rate you can usually pay as much extra as you like for free. On a fixed rate, lenders often allow a limited amount of extra each year, and going over it can trigger a break fee. Check your loan terms before increasing payments.

Mortgage Fixed-Rate Rollover Calculator NZ

What happens when my fixed mortgage term ends?

Your loan rolls onto a new rate, which you can re-fix or let float. If rates have risen since you fixed, your repayments jump. Knowing the new repayment ahead of time lets you prepare your budget or look at re-fixing options.

How big is the repayment jump?

It depends on the gap between your old and new rates and your remaining balance. A rise of one or two percent on a large balance can add hundreds of dollars a month, which is why the rollover can be a shock.

Can I avoid the jump?

You cannot avoid the new market rate, but you can shop around, negotiate, split your loan across terms, or increase repayments while rates are low to reduce the balance before the rollover.

Mortgage Interest Rate Comparison Calculator NZ 2026

What is the Mortgage Interest Rate Comparison Calculator NZ 2026?

Compare NZ mortgage interest rates across different fixed terms and floating rates. See total interest paid, monthly repayment differences, and which rate saves you the most over your loan term.

Is the Mortgage Interest Rate Comparison Calculator NZ 2026 free to use?

Yes. The Mortgage Interest Rate Comparison Calculator NZ 2026 is free to use on Calculate.co.nz, with no sign-up, paywall or account required.

Is the Mortgage Interest Rate Comparison Calculator NZ 2026 made for New Zealand?

Yes. It is built for New Zealand and uses current New Zealand rules and rates where they apply. Results are indicative estimates and not financial advice.

Mortgage Lump Sum Calculator NZ 2026

Does a lump sum reduce my repayments or my loan term?

In most standard NZ mortgage arrangements, a lump sum payment reduces your loan term rather than your monthly repayments. Your scheduled repayment amount stays the same, but because the balance is lower, more of each payment goes to principal than interest, accelerating the payoff. Some banks allow you to request a repayment reduction after making a significant lump sum, but this requires a separate application and is not automatic.

When is the best time to make a lump sum mortgage payment?

As early in the loan term as possible. Every year you delay a lump sum payment is a year less of compounding benefit. The timing analysis in this calculator shows exactly how much you lose by waiting. If you receive a bonus, inheritance, or sale proceeds and are considering applying them to your mortgage, doing so promptly captures the maximum compounding benefit.

Can I make multiple lump sum payments over time?

Yes. Each additional payment compounds on the previous ones. Run this calculator separately for each planned payment to see the combined effect, or use it to model different payment schedules. If you plan regular annual lump sums, the effect is similar to slightly increasing your regular mortgage payment.

Mortgage Offset Calculator NZ 2026

Does keeping more in my offset account reduce my repayments?

No, not immediately. Your scheduled repayments stay the same. The benefit manifests as a shorter loan term, because more of each fixed payment goes to principal. Some banks allow you to apply for a repayment reduction once you have built significant offset savings, but the default arrangement is a term reduction rather than repayment reduction.

What happens if I withdraw from my offset account?

Your offset savings can be withdrawn at any time. They are not locked in. When you withdraw, the effective interest-bearing balance increases and your interest for that day rises accordingly. Most people use their offset account as their main transaction account, with salary going in and bills going out, maximising the days their money reduces the mortgage.

Is a revolving credit facility the same as an offset mortgage?

They are similar but structured differently. A revolving credit facility combines your loan and savings in one account. You can draw up to a limit and repay freely. An offset mortgage keeps the loan and savings in separate accounts but links them for interest calculation purposes. Both achieve a similar outcome of reducing effective interest. Revolving credit requires more financial discipline because it is easy to spend the equity you have built up.

Mortgage Refix Savings Calculator NZ

What does refixing a mortgage mean?

When a fixed term ends, you choose a new fixed rate for the next term, which is called refixing. If rates have fallen, refixing at a lower rate cuts your interest cost; if they have risen, your payments go up.

How much does a lower rate save?

The annual saving is roughly your loan balance times the drop in rate. A 1 percent drop on a 500,000 dollar loan saves about 5,000 dollars of interest in the first year, with the saving easing slightly as the balance reduces.

Should I break my fixed rate early to refix?

Maybe, but breaking a fixed rate early usually triggers a break fee that can wipe out the saving. This tool assumes you are refixing at the end of a term. Check any break cost separately before switching mid-term.

Mortgage Repayment Calculator NZ 2026

What is the Mortgage Repayment Calculator NZ 2026?

Calculate NZ mortgage repayments by week, fortnight, or month. Enter loan amount, interest rate, and term for a full cost breakdown including total interest paid over the life of the loan.

Is the Mortgage Repayment Calculator NZ 2026 free to use?

Yes. The Mortgage Repayment Calculator NZ 2026 is free to use on Calculate.co.nz, with no sign-up, paywall or account required.

Is the Mortgage Repayment Calculator NZ 2026 made for New Zealand?

Yes. It is built for New Zealand and uses current New Zealand rules and rates where they apply. Results are indicative estimates and not financial advice.

Mortgage Repayment Frequency Calculator NZ

Does paying my mortgage fortnightly save money?

Yes. Paying half the monthly amount every fortnight means 26 payments a year, equal to 13 monthly payments rather than 12, so you pay a little extra and reduce the principal faster, cutting total interest and the loan term.

Is weekly or fortnightly better for a mortgage?

Both accelerate repayment similarly if you pay the monthly amount split across the year. Weekly and accelerated fortnightly both add up to about 13 monthly payments a year, saving interest compared with 12 monthly payments.

How much can I save by changing frequency?

On a typical mortgage, switching to accelerated fortnightly or weekly payments can save thousands in interest and shave years off the term, without finding large extra sums. This calculator shows the saving for your loan.

NZ Mortgage Rate Decision Calculator 2026

What is the NZ Mortgage Rate Decision Calculator 2026?

It adds up the interest on each of your short-term NZ mortgage tranches and shows the weighted-average effective rate across them, so you can compare the true cost of each option side by side.

Is the NZ Mortgage Rate Decision Calculator 2026 free to use?

Yes. The NZ Mortgage Rate Decision Calculator 2026 is free to use on Calculate.co.nz, with no sign-up, paywall or account required.

Is the NZ Mortgage Rate Decision Calculator 2026 made for New Zealand?

Yes. It is built for New Zealand and uses current New Zealand rules and rates where they apply. Results are indicative estimates and not financial advice.

Mortgage Stress Test Calculator NZ

What is a mortgage stress test?

It checks whether you could still afford your repayments if interest rates rose. Banks test your loan at a rate higher than the current one to make sure you have a buffer, and you can do the same here.

What test rate should I use?

Banks often test a couple of percentage points above the current rate. Using a test rate a few points higher than your actual rate is a sensible way to check your resilience to rises.

Why stress test my mortgage?

Rates change, and many borrowers refix at higher rates than they first paid. Knowing how much your repayments could rise helps you avoid borrowing right up to your limit and prepare for the next refix.

Mortgage Term Payment Comparison Calculator NZ 2026

What is the Mortgage Term Payment Comparison Calculator NZ 2026?

Compare NZ mortgage repayments and total interest across different loan terms. See exactly how much more you pay in interest on a 30-year loan versus 20 or 25 years at the same rate.

Is the Mortgage Term Payment Comparison Calculator NZ 2026 free to use?

Yes. The Mortgage Term Payment Comparison Calculator NZ 2026 is free to use on Calculate.co.nz, with no sign-up, paywall or account required.

Is the Mortgage Term Payment Comparison Calculator NZ 2026 made for New Zealand?

Yes. It is built for New Zealand and uses current New Zealand rules and rates where they apply. Results are indicative estimates and not financial advice.

Mortgage Top-Up Calculator NZ

What is a mortgage top-up?

A top-up is borrowing more on your existing mortgage, often to fund a renovation, a car or other large cost. It increases your loan balance, so your repayments rise and you pay more interest over the term.

How much will a top-up add to my repayments?

It depends on the top-up amount, your rate and the remaining term. This calculator works out the extra repayment per fortnight or month and the additional interest over the life of the loan, so you can see the true cost.

Is topping up the mortgage a good idea?

It is usually cheaper than other borrowing because the rate is lower, but spreading a short-term cost over a long mortgage term can mean paying interest on it for decades. Consider repaying a top-up faster than the rest of the loan.

Mortgage vs Invest Calculator NZ

Is it better to pay off my mortgage or invest?

Paying extra off your mortgage gives a guaranteed return equal to your mortgage rate, with no risk. Investing may return more but is uncertain. If your expected investment return after tax and fees beats your mortgage rate, investing can win, but the certainty of debt reduction has real value.

How does this calculator compare the two?

It grows the same regular amount at your mortgage rate, which is the guaranteed return of extra repayments, and at your expected investment return, then shows which produces more over your chosen period.

What about risk and tax?

Mortgage repayment is risk free and needs no tax adjustment. Investment returns are uncertain and may be taxed, so use an after-tax, realistic return when comparing.

Mortgage with Extra Payments Calculator NZ

How much can I save by paying extra off my mortgage each month?

The savings depend on your loan balance, interest rate, remaining term, and extra payment amount. As a general guide, on a $500,000 mortgage at 6.5% over 25 years, paying an extra $200 per month saves approximately $75,000 in interest and cuts around 3 years off the loan. The earlier in the loan term you start making extra payments, the greater the savings, because interest is front-loaded in a standard principal-and-interest mortgage.

Does making extra payments reduce my required monthly repayment?

No. Extra payments reduce the loan principal faster, which shortens the time it takes to pay off the loan and reduces the total interest charged. Your required minimum repayment stays the same unless you formally restructure the loan. The extra payments simply mean you reach a zero balance sooner. Some lenders allow you to redraw extra payments later if you need the funds, so check whether your mortgage has a redraw or offset facility.

Can I make lump sum extra payments on a fixed-rate mortgage in NZ?

Most New Zealand banks allow lump sum extra repayments on fixed-rate mortgages up to a certain annual cap without break fees, commonly 5% to 20% of the outstanding balance per year depending on the lender and mortgage product. Payments above that threshold during a fixed-rate period may incur a break fee. On floating rate mortgages, extra payments can typically be made at any time without penalty. Always check your loan agreement or ask your bank before making large lump sum payments.

Offset vs Savings Calculator NZ

Is an offset account better than savings?

Usually yes. Money in an offset reduces your mortgage interest at your full mortgage rate, and that saving is not taxed. Savings interest is taxed, so the after-tax return is often lower than the offset benefit.

Why is offsetting tax-free?

Offsetting reduces interest you would have paid, rather than earning income, so there is no tax on it. Savings interest is income and has resident withholding tax deducted.

How much does offsetting save?

Roughly your offset balance times your mortgage rate. The calculator compares that against the after-tax interest the same money would earn in savings.

P2P Lending Return Calculator NZ

What is peer-to-peer lending?

Peer-to-peer, or P2P, lending platforms such as Squirrel and Lending Crowd let you lend money to borrowers and earn interest. The headline rate looks attractive, but your real return is lower once defaults, fees and tax are taken out.

Why does the headline rate overstate returns?

Because some borrowers default and never repay, the platform takes a fee, and the interest you do earn is taxable. This calculator subtracts all three to show a realistic net return.

Is P2P lending risky?

It carries real credit risk; you can lose money if borrowers default, and it is not covered by any guarantee. Some platforms have reserve funds that reduce but do not remove the risk. Spread your lending and treat the return as uncertain.

Personal Loan Repayment Calculator NZ 2026

What is the Personal Loan Repayment Calculator NZ 2026?

Calculate monthly repayments, total interest, and full cost of a personal loan in New Zealand. Enter loan amount, deposit, interest rate, and term for an instant breakdown of your borrowing cost.

Is the Personal Loan Repayment Calculator NZ 2026 free to use?

Yes. The Personal Loan Repayment Calculator NZ 2026 is free to use on Calculate.co.nz, with no sign-up, paywall or account required.

Is the Personal Loan Repayment Calculator NZ 2026 made for New Zealand?

Yes. It is built for New Zealand and uses current New Zealand rules and rates where they apply. Results are indicative estimates and not financial advice.

Rates Postponement vs Reverse Mortgage Calculator NZ

What is rates postponement?

Many councils let eligible older homeowners postpone, or defer, paying their rates. The postponed rates build up as a debt against the property, with interest at the council's rate plus a small fee, and are repaid when the home is sold or the estate is settled.

How does that compare with a reverse mortgage?

A reverse mortgage also lets you draw on your home's equity without selling, but the interest rate is usually higher than a council's postponement rate, so for funding the same amount the debt grows faster. Both reduce the equity left for you or your estate.

Which is cheaper?

For covering an ongoing cost like rates, postponement usually accrues less interest because the rate is lower. A reverse mortgage is more flexible for larger or lump-sum needs. Always check eligibility and the current rates and fees with your council and lender.

Reverse Mortgage Calculator NZ 2026

What is the Reverse Mortgage Calculator NZ 2026?

Calculate how a reverse mortgage affects your home equity over time in New Zealand. See projected loan balance growth, remaining equity, and loan-to-value ratio at 5, 10, 15, and 20 years. Free NZ reverse mortgage calculator.

Is the Reverse Mortgage Calculator NZ 2026 free to use?

Yes. The Reverse Mortgage Calculator NZ 2026 is free to use on Calculate.co.nz, with no sign-up, paywall or account required.

Is the Reverse Mortgage Calculator NZ 2026 made for New Zealand?

Yes. It is built for New Zealand and uses current New Zealand rules and rates where they apply. Results are indicative estimates and not financial advice.

Revolving Credit Calculator NZ

What is a revolving credit mortgage?

It is a flexible loan that works like a large overdraft against your home. Your income and savings sit in it, reducing the balance interest is charged on, and you draw on it as needed. Used with discipline it can cut interest and shorten the loan.

How does revolving credit save interest?

Interest is charged on the daily balance, so every dollar of income or savings parked in the facility reduces the balance and the interest, until you spend it. The more you keep in it, the more you save.

Is revolving credit risky?

It requires discipline, because the credit is always available to spend. Without a plan to keep the balance falling, it can become an expensive way to never repay the loan. It rewards good money habits.

Vehicle and Car Loan Calculator NZ 2026

What is the Vehicle Loan Repayment Calculator NZ 2026?

Calculate monthly repayments, total interest, and full cost of a vehicle or car loan in New Zealand. Enter vehicle price, deposit, interest rate, and term for an instant repayment breakdown.

Is the Vehicle Loan Repayment Calculator NZ 2026 free to use?

Yes. The Vehicle Loan Repayment Calculator NZ 2026 is free to use on Calculate.co.nz, with no sign-up, paywall or account required.

Is the Vehicle Loan Repayment Calculator NZ 2026 made for New Zealand?

Yes. It is built for New Zealand and uses current New Zealand rules and rates where they apply. Results are indicative estimates and not financial advice.

Wedding Loan Repayment Calculator NZ 2026

What is the Wedding Loan Repayment Calculator NZ 2026?

Calculate monthly repayments, total interest, and full cost of a wedding loan in New Zealand. Enter loan amount, deposit, interest rate, and term for an instant breakdown to support your wedding budget.

Is the Wedding Loan Repayment Calculator NZ 2026 free to use?

Yes. The Wedding Loan Repayment Calculator NZ 2026 is free to use on Calculate.co.nz, with no sign-up, paywall or account required.

Is the Wedding Loan Repayment Calculator NZ 2026 made for New Zealand?

Yes. It is built for New Zealand and uses current New Zealand rules and rates where they apply. Results are indicative estimates and not financial advice.

Wheel Offset Calculator

What does wheel offset (ET) mean?

Wheel offset, shown as ET (from the German Einpresstiefe, meaning insertion depth), is the distance in millimetres from the wheel's hub mounting face to the centreline of the wheel. A positive ET means the mounting face is closer to the outside of the wheel, so the wheel sits further inward toward the suspension and engine bay. A negative ET means the mounting face is closer to the inside of the wheel, so the wheel sticks further outward. Zero ET means the mounting face sits exactly at the centreline. Most modern passenger cars have a positive ET, commonly between ET35 and ET50.

What is wheel backspacing?

Backspacing is the distance from the hub mounting face to the innermost edge (back lip) of the wheel, measured in millimetres or inches. It tells you how much of the wheel sits inside the wheel arch. The formula is: Backspacing = (Total wheel width / 2) + ET offset. A wider wheel or lower ET value will reduce backspacing, meaning the wheel protrudes further outward. Backspacing is commonly used in the US and off-road fitment, while ET offset is the standard in Europe, Australia and New Zealand.

What is poke and how do I calculate it?

Poke refers to how far the outer edge of a wheel extends beyond the hub mounting face. It is calculated as: Poke = (Wheel width / 2) - ET. A wheel with width 225 mm (about 8.86 inches, close to a 9J rim) and ET35 would have a poke of (225 / 2) - 35 = 77.5 mm, meaning the outer face of the wheel is 77.5 mm outboard of the hub. Higher poke values mean the wheel sticks out further. Negative poke means the wheel is tucked inward.

Answers are gathered from the calculators and guides listed above and are general information, not advice. Last reviewed 2026-09-06. See also the finance glossary, the guides and the reference data.