Future purchasing power calculator UK
Translate a future cash balance into today’s money under an inflation assumption. Check the formula, worked example and limits before using your own figures.
Enter your figures
Value in today’s money
Inputs changed. Select Calculate result to update your estimate.
Use your actual figures. Any prefilled price, fee, rate or return is an editable illustration, not a current product quote. Constant inflation scenario, with no interest or investment growth. Positive inflation reduces the real buying power of unchanged cash.
How the future purchasing power calculator uk works
Today’s equivalent = future amount ÷ (1 + inflation)^years.
Data basis: mathematical formula using your inputs. Example prices and rates are illustrative, not current market quotes.
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Worked example: future purchasing power
This illustration uses the calculator’s example inputs. It is not a quote or a recommended financial decision.
- Future cash amount (£)
- 10,000
- Assumed annual inflation (%)
- 3
- Years
- 10
Value in today’s money: £7,440.94
Today’s equivalent = future amount ÷ (1 + inflation)^years.
Future purchasing power: questions answered
What does the future purchasing power calculation include?
Today’s equivalent = future amount ÷ (1 + inflation)^years. Use your actual figures. Any prefilled price, fee, rate or return is an editable illustration, not a current product quote. Constant inflation scenario, with no interest or investment growth. Positive inflation reduces the real buying power of unchanged cash.
Using your result
Example inputs are a starting point. Replace them with your figures and select Calculate result. Results are rounded for display; calculations use unrounded values.
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