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Inflation purchasing power Calculator

Compare future prices and the buying power of a fixed euro amount. This free inflation purchasing power calculator shows the calculation and its assumptions so you can compare your own figures.

Calculated on your device

Your results

Equivalent Future Cost€12,800.85

Compare future prices and the buying power of a fixed euro amount.

Future Purchasing Power€7,811.98

Calculated outcomes

Purchasing Power Loss
€2,188.02
Inflation Factor
1.2801×

Assumptions and estimates

  • Assumes constant annual inflation. Equivalent future cost preserves today's purchasing power; a fixed future euro amount buys less when inflation is positive.
  • Method: Compound the price level at the selected annual inflation rate and discount fixed cash by it.
  • Constant inflation is an assumption; this is not a forecast.

Useful next steps

  1. Use Compare options to test an alternative side by side.
  2. Copy, print or download a record of this calculation when you need one.

Reports open your email app addressed to s@s1.ie with the public page address only. Your inputs are never added.

How the inflation purchasing power calculation works

Compound the price level at the selected annual inflation rate and discount fixed cash by it.

Constant inflation is an assumption; this is not a forecast.

Using this calculator

  1. Enter your own figures in the labelled inputs. Keep the currencies, units and time periods consistent.
  2. Choose any applicable rate profile, pattern or assumption shown for this tool. Open additional inputs when relevant.
  3. Review equivalent future cost and future purchasing power, then read the stated assumptions and eligibility conditions before using the result.

Worked example

This is a static example using illustrative inputs, not facts about you or today’s date. The displayed eligibility selections and assumptions apply only to this example.

See example inputs
Today’s amount (€)
10000
Annual inflation assumption (%)
2.5
Years ahead
10
Equivalent Future Cost
€12,800.85
Future Purchasing Power
€7,811.98

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