Fuel Economy Converter
Convert between fuel efficiency (MPG, km/L, mi/L) and fuel consumption (L/100km, gal/100mi) units instantly. Covers US/UK gallons and metric equivalents.
Fuel Economy Converter
6 units
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Common Fuel Economy Conversions
All Fuel Economy Conversions
Browse all unit combinations — each page has a dedicated converter and conversion table.
MPG (US) → MPG (UK)
MPG (US) → km/L
MPG (US) → mi/L
MPG (US) → L/100km
MPG (US) → gal/100mi (US)
MPG (UK) → MPG (US)
MPG (UK) → km/L
MPG (UK) → mi/L
MPG (UK) → L/100km
MPG (UK) → gal/100mi (US)
km/L → MPG (US)
km/L → MPG (UK)
km/L → mi/L
km/L → L/100km
km/L → gal/100mi (US)
mi/L → MPG (US)
mi/L → MPG (UK)
mi/L → km/L
mi/L → L/100km
mi/L → gal/100mi (US)
L/100km → MPG (US)
L/100km → MPG (UK)
L/100km → km/L
L/100km → mi/L
L/100km → gal/100mi (US)
gal/100mi (US) → MPG (US)
gal/100mi (US) → MPG (UK)
gal/100mi (US) → km/L
gal/100mi (US) → mi/L
gal/100mi (US) → L/100km
ℹ️ About Fuel Economy Conversion
Convert between fuel efficiency (MPG, km/L, mi/L) and fuel consumption (L/100km, gal/100mi) units instantly. Covers US/UK gallons and metric equivalents. Use the converter above to enter any value — the result updates instantly as you type. Click the ⇄ button to swap units, or choose a specific conversion from the list above.
📐 6 Supported Units
MPG (US) (mpg), MPG (UK) (mpg UK), km/L (km/L), mi/L (mi/L), L/100km (L/100km), gal/100mi (US) (gal/100mi).