Inflation Pay Gap Calculator NZ

Quick answer: A pay rise only counts if it beats inflation. Going from $60,000 to $68,000 is $8,000 more on paper, but if prices rose 18% over the same period you needed $70,800 just to stand still, so that raise is a real loss of $2,800, or 4.0% of your buying power.

This New Zealand calculator answers a question many workers quietly worry about: has my pay actually kept up with the cost of living? You enter your salary at a past date and your salary now, and the tool compares the change against inflation over the same period, showing whether your real, inflation-adjusted income has risen, held steady, or gone backwards. Because inflation figures change over time, the calculator takes the relevant inflation rate as an input drawn from current data. The breakdown shows your nominal pay rise, the amount needed just to keep pace with inflation, and the real gain or loss in today dollars, giving you a clear, evidence-based picture to inform a pay review conversation or simply to understand why your money does not stretch as far as it used to.

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Your earlier salary

Your salary now

Total inflation over the period

-$2,800

real LOSS in today dollars (your pay fell behind inflation)

Nominal pay rise$8,000

Needed to keep pace$70,800

Real change-4.0%

Enter the cumulative inflation between your two salary points, taken from the Consumers Price Index. Inflation changes over time, so use current data. This compares buying power only and does not adjust for tax. General information, not financial advice.

How it works

The calculator increases your earlier salary by the inflation over the period to find what it would need to be today simply to maintain the same buying power. It compares that figure with your current salary. If your salary now is higher than the inflation-adjusted figure, you have a real gain; if lower, your buying power has fallen even if the number on your payslip went up. The real change percentage expresses this in today dollars.

Worked example

An earlier salary of $60,000 with 18% inflation since would need to be $70,800 today just to keep pace. A current salary of $68,000 is below that, so despite an $8,000 nominal rise, buying power has actually fallen by around $2,800 in today dollars.

Related calculators

Pay Rise Calculator: work out a pay rise.
Future Value Inflation Calculator: inflation over time.
Take-Home Pay Calculator: pay after tax.
Cost of Living Comparison Calculator: compare living costs.

Frequently asked questions

How do I know if my pay kept up with inflation?

Adjust your old salary up by the inflation over the period to see what it would need to be today just to keep pace. If your current salary is above that, you are ahead in real terms; if below, your buying power has fallen.

What inflation rate should I use?

Use the cumulative inflation over the period between your two salaries, drawn from the Consumers Price Index. The calculator takes this as an input because inflation changes over time.

What is a real pay rise?

A real pay rise is an increase above inflation, so your buying power actually grows. A rise that only matches inflation leaves you no better off, and a rise below inflation is a real-terms pay cut.