Fuel Efficiency Converter
Convert between fuel economy units
km/L
MPG (US)
MPG (UK)
L/100km
Quick Reference
Good Efficiency
20+ km/L
Average
12-15 km/L
Fuel Efficiency Units
km/L vs L/100km
km/L (higher is better) vs L/100km (lower is better). Both measure fuel efficiency but in opposite ways.
US vs UK Gallons
US gallon (3.785 L) is smaller than UK gallon (4.546 L), so MPG values differ.