Fuel Efficiency Converter
Convert between MPG (US), MPG (UK), km/L, and L/100km fuel efficiency units for comparing vehicle economy.
How to Use Fuel Efficiency Converter
The Fuel Efficiency Converter is a free online tool that converts between different fuel economy measurement units used around the world. Convert MPG (US gallons), MPG (UK/Imperial gallons), kilometers per liter (km/L), and liters per 100 kilometers (L/100km). This is essential when comparing vehicles from different markets, understanding fuel economy ratings from international reviews, planning road trips abroad, or converting between the distance-per-volume and volume-per-distance measurement approaches. Enter a value in any unit and instantly see all equivalent measurements. Note that US and UK MPG differ because US and Imperial gallons are different sizes.
Step-by-Step Instructions
- Enter the fuel efficiency value
- Select the source unit (MPG US, MPG UK, km/L, or L/100km)
- Click Convert to see all equivalent values
- Copy the results for comparison
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