Result: $100 in 2021 → $116.63 in 2024
The New Zealand dollar has lost 14% its value since 2021
Updated: December 18, 2025$100 in 2021 is equivalent in purchasing power to about $116.63 today, an increase of $16.63 over 3 years. The dollar had an average inflation rate of 5.26% per year between 2021 and today, producing a cumulative price increase of 16.63%.
This means that today's prices are 1.17 times as high as average prices since 2021, according to the OECD and the World Bank consumer price index for New Zealand. A dollar today only buys 85.741% of what it could buy back then.
The inflation rate in 2021 was 3.94%. The current inflation rate compared to the end of last year is now 3.51%. If this number holds, $100 today will be equivalent in buying power to $103.51 next year.
⌃
| Cumulative price change | 16.63% |
| Average inflation rate | 5.26% |
| Converted amount $100 base | $116.63 |
| Price difference $100 base | $16.63 |
| CPI in 2021 | 111.891 |
| CPI in 2024 | 130.497 |
| Inflation in 2021 | 3.94% |
| Inflation in 2024 | 3.51% |
| $100 in 2021 | $116.63 in 2024 |
Buying power of $100 in 2021
This chart shows a calculation of buying power equivalence for $100 in 2021 (price index tracking began in 1915).
For example, if you started with $100, you would need to end with $116.63 in order to "adjust" for inflation (sometimes refered to as "beating inflation").
When $100 is equivalent to $116.63 over time, that means that the "real value" of a single New Zealand dollar decreases over time. In other words, a dollar will pay for fewer items at the store.
This effect explains how inflation erodes the value of a dollar over time. By calculating the value in 2021 dollars, the chart below shows how $100 is worth less over 3 years.
According to the OECD and the World Bank, each of these NZD amounts below is equal in terms of what it could buy at the time:
This conversion table shows various other 2021 amounts in today's dollars, based on the 16.63% change in prices:
| Initial value | Equivalent value |
|---|---|
| $1 dollar in 2021 | $1.17 dollars today |
| $5 dollars in 2021 | $5.83 dollars today |
| $10 dollars in 2021 | $11.66 dollars today |
| $50 dollars in 2021 | $58.31 dollars today |
| $100 dollars in 2021 | $116.63 dollars today |
| $500 dollars in 2021 | $583.14 dollars today |
| $1,000 dollars in 2021 | $1,166.29 dollars today |
| $5,000 dollars in 2021 | $5,831.43 dollars today |
| $10,000 dollars in 2021 | $11,662.86 dollars today |
| $50,000 dollars in 2021 | $58,314.32 dollars today |
| $100,000 dollars in 2021 | $116,628.64 dollars today |
| $500,000 dollars in 2021 | $583,143.19 dollars today |
| $1,000,000 dollars in 2021 | $1,166,286.39 dollars today |
How to calculate inflation rate for $100 since 2021
Our calculations use the following inflation rate formula to calculate the change in value between 2021 and today:
CPI today CPI in 2021
×
2021 NZD value
=
Today's value
Then plug in historical CPI values. The New Zealand CPI was 111.8913 in the year 2021 and 130.4973 in 2024:
130.4973111.8913
×
$100
=
$116.63
$100 in 2021 has the same "purchasing power" or "buying power" as $116.63 in 2024.
To get the total inflation rate for the 3 years between 2021 and 2024, we use the following formula:
CPI in 2024 - CPI in 2021CPI in 2021
×
100
=
Cumulative inflation rate (3 years)
Plugging in the values to this equation, we get:
130.4973 - 111.8913111.8913
×
100
=
17%
Data source & citation
You may use the following MLA citation for this page: “Value of 2021 New Zealand dollars today | New Zealand Inflation Calculator.” Official Inflation Data, Alioth Finance, 16 Jan. 2026, https://www.officialdata.org/new-zealand/inflation/2021.
Special thanks to QuickChart for their chart image API, which is used for chart downloads.
in2013dollars.com is a reference website maintained by the Official Data Foundation.
| Cumulative price change | 16.63% |
| Average inflation rate | 5.26% |
| Converted amount $100 base | $116.63 |
| Price difference $100 base | $16.63 |
| CPI in 2021 | 111.891 |
| CPI in 2024 | 130.497 |
| Inflation in 2021 | 3.94% |
| Inflation in 2024 | 3.51% |
| $100 in 2021 | $116.63 in 2024 |