Fuel Consumption & Gas Mileage Converter (MPG to L/100km & km/L)
Instantly convert vehicle gas mileage and fuel economy ratings between US MPG, UK Imperial MPG, Liters per 100 Kilometers (L/100km), and Kilometers per Liter (km/L).
Fuel Consumption (L/100km)
Calculator Inputs
Fuel Consumption (L/100km)
Distance per Liter (km/L)
Miles per Gallon (US MPG)
UK Imperial MPG
Fuel Efficiency Comparison across Standards
Official automotive conversion factors aligned with US EPA, UK VCA, and European WLTP testing procedures.
This calculator is designed for educational and informational purposes based on publicly declared statutory frameworks. The outputs do not constitute binding financial, tax, or legal advice. We assume no liability for decisions made based on these estimates. Always verify with the relevant official authorities or a certified professional advisor.
Calculation Methodology
1 US Gallon = 3.78541 L, 1 UK Gallon = 4.54609 L, 1 Mile = 1.60934 km. L/100km = 235.214583 / US MPG. L/100km = 282.481 / UK MPG. km/L = 100 / (L/100km).
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