How to use this calculator
- Enter the requested journey or vehicle details.
- Select the matching units and options.
- Choose Calculate to see the estimate and supporting values.
- Change any value and calculate again to compare scenarios.
How the calculation works
The purchase price is reduced by the selected percentage for each year in the calculation period.
Formula: Estimated value = purchase price × (1 − annual rate) ^ years.
Worked example
A £25,000 car depreciating at 15% annually is estimated at about £15,352 after three years.
What can affect the result?
Mileage, condition, history, specification, demand, supply and market changes affect actual resale value.
Frequently asked questions
Is depreciation linear?
This calculator uses compound percentage depreciation.
Is the result a valuation?
No. Obtain a current professional or market valuation before a transaction.
