Fuel is only one part
Insurance, servicing, MOT, tax and depreciation can materially change the cost per mile.
Annualise then divide
Cost per mile = total annual car cost ÷ annual mileage
Use your own figures
Two owners of the same model can have very different insurance, mileage and maintenance costs.
Open cost-per-mile calculator →
Last reviewed: 31 August 2026. See also methodology and sources.