Fuel Cost per Mile Calculator

What each mile costs you in gas, from MPG and the price per gallon.

Formula

Cost per km = L/100 km / 100 × Fuel price

Assumptions

Consumption and price held constant over the period: seasonal, driving-style and price variations are not modelled.

How to read it

In the US, fuel cost per mile is the base for mileage claims and vehicle comparisons; add wear, insurance and depreciation to get the full per-mile rate.

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