Fuel calculator
EV vs Petrol Cost Per Mile
Compare entered EV electricity and petrol costs.
Use this calculator
Method: EV electricity cost and the existing UK-MPG fuel-cost calculation are compared as pence per mile.
What your result means
This compares running energy or fuel cost using the assumptions entered. Results depend on electricity price, battery range, fuel price and UK MPG; it does not make a universal claim about which option is cheaper.
Worked example
Example only: EV 60kWh, 240 miles and 25p/kWh; fuel values use the established illustrative inputs.
- EV cost per mile
- 6.25p
- Petrol cost per mile
- 14.35p
The difference between the lowest and highest example is 8.1p per mile.
Formula
Illustrative running-energy comparison
| Vehicle type | p/mile | Cost per 100 miles |
|---|---|---|
| EV | 6.25p | £6.25 |
| Petrol | 14.35p | £14.35 |
Helpful questions
Is an EV always cheaper than petrol per mile?
No. The result changes with the assumptions entered, including electricity price, fuel price and UK MPG.
What costs are excluded?
This compares running energy or fuel cost only. It does not include purchase price, depreciation, insurance, servicing or tax.
How should I choose inputs?
Use a realistic electricity price and measured UK MPG where available. The MPG Calculator can help with the fuel input.
Related calculators
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- Petrol Cost Per Mile
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