Calculate your result
Enter your figures below. Values stay in your browser.
How to use Vehicle Running Cost Calculator
- Enter your figures in the units shown beside each field. Keep monetary inputs in the same currency; money results are currently displayed in USD.
- Select the unit standard where the form offers a choice, then choose Calculate.
- Read the breakdown and compare the worked example below. Change one assumption to see its effect.
Formula used
Annual total = finance/depreciation + fuel/energy + insurance + maintenance + other annual costs. Monthly average = annual total/12.
Worked example
4,500 + 1,800 + 1,400 + 900 + 600 = 9,200 per year, or 766.67 per month.
What the result means
Choose cash-flow budgeting or economic ownership cost. Do not add full loan repayments and depreciation together in the finance/depreciation field.
Check your result
Results retain calculation precision internally and round for display. Keep the input values with the result so you can reproduce it. Use Reset to restore the example inputs, or Copy result to copy the displayed answer.
If the result does not agree with your own calculation, report the page, inputs and expected answer. See our methodology and reference sources for the standards used.
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With Maintenance Cost Estimator, the result is built from planned service items and repair allowance; change one input at a time when comparing scenarios.
Service Interval Calculator
Service Interval Calculator turns current mileage, interval and last service into a result you can check against the figures from your car, route or workshop note.
Cost Per Year Calculator
Cost Per Year Calculator turns recurring and one-off vehicle expenses into a result you can check against the figures from your car, route or workshop note.
Formula, worked example and limitations updated September 10, 2026.