Free · Everyday · Travel & Vehicles

Gas Mileage Calculator

Calculate L/100 km, kilometres per litre, and miles per US gallon from distance and fuel used.

  • Checked formula
  • Private in your browser
  • No signup
Calculator inputs

Enter your values

Result

Your calculation

Fuel consumption
8 L/100 km
Efficiency
12.5 km/L
US fuel economy
29.4 mpg
Imperial fuel economy
35.31 mpg

How to use this calculator

  1. Enter the values and choose the units that match your situation.
  2. Calculate to see the primary answer and useful conversions.
  3. Review the assumptions before using the result for a project or decision.

Private by default

Inputs and results stay in this browser tab. Bookify does not upload or store the values you enter.