Fuel Efficiency Calculator — L/100km, km/L and MPG
Fill up, drive, fill up again — enter the distance and litres used to get your real-world economy in four units.
Fuel Efficiency
L/100km, MPG and km per liter
Consumption7.62 L/100km
Kilometers per liter13.13
MPG (US)30.9
MPG (UK)37.1
How it works
- L/100km = litres ÷ distance × 100 (lower is better).
- MPG US and MPG UK differ because the gallons differ.
Frequently asked questions
Is 7 L/100km good?
For a petrol family car, yes — that is roughly 34 MPG US and 40 MPG UK.
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