€100 in 2021 is worth €97.18 in 2020

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Value of €100 from 2021 to 2020

€100 in 2021 is equivalent in purchasing power to about €97.18 in 2020. The euro had an average inflation rate of 2.90% per year between 2020 and 2021, producing a cumulative price increase of -2.82%.

This means that prices in 2020 are 2.82% lower than average prices since 2021, according to the European Central Bank consumer price index.

The inflation rate in 2020 was 0.74%. The inflation rate in 2021 was 2.90%. The 2021 inflation rate is lower compared to the average inflation rate of 4.52% per year between 2021 and 2025.

⌃
Inflation from 2021 to 2020
Average inflation rate2.90%
Converted amount
€100 base		€97.18
Price difference
€100 base		€-2.82
CPI in 2021109.280
CPI in 2020106.201
Inflation in 20200.74%
Inflation in 20212.90%
€100 in 2021€97.18 in 2020
Recent EUR inflation
Annual Rate, the European Central Bank CPI
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How to calculate inflation rate for €100, 2020 to 2021

Our calculations use the following inflation rate formula to calculate the change in value between 2020 and 2021:

CPI in 2020 CPI in 2021
×
2021 EUR value
=
2020 EUR value

Then plug in historical CPI values. The Euro CPI was 109.28 in the year 2021 and 106.2008333 in 2020:

106.2008333109.28
×
€100
=
€97.18

€100 in 2021 has the same "purchasing power" or "buying power" as €97.18 in 2020.

To get the total inflation rate for the 1 years between 2020 and 2021, we use the following formula:

CPI in 2020 - CPI in 2021CPI in 2021
×
100
=
Cumulative inflation rate (1 years)

Plugging in the values to this equation, we get:

106.2008333 - 109.28109.28
×
100
=
-3%

Data source & citation

Raw data for these calculations comes from the European Commission and the European Central Bank's Harmonized Index of Consumer prices (HICP), which is computed based on the reported consumer price indices in member countries of the European Union.

You may use the following MLA citation for this page: “€100 in 2021 → 2020 | Euro Inflation Calculator.” Official Inflation Data, Alioth Finance, 2 Jun. 2025, https://www.officialdata.org/europe/inflation/2021?amount=100&endYear=2020.

Special thanks to QuickChart for their chart image API, which is used for chart downloads.

Ian Webster

About the author

Ian Webster is an engineer and data expert based in San Mateo, California. He has worked for Google, NASA, and consulted for governments around the world on data pipelines and data analysis. Disappointed by the lack of clear resources on the impacts of inflation on economic indicators, Ian believes this website serves as a valuable public tool. Ian earned his degree in Computer Science from Dartmouth College.

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Inflation from 2021 to 2020
Average inflation rate2.90%
Converted amount
€100 base		€97.18
Price difference
€100 base		€-2.82
CPI in 2021109.280
CPI in 2020106.201
Inflation in 20200.74%
Inflation in 20212.90%
€100 in 2021€97.18 in 2020