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Fuel Economy Converter

Convert between MPG (US), MPG (UK), km/L, and L/100km.

How Fuel Economy Conversion Works

Fuel economy can be expressed as distance per volume (MPG, km/L) or volume per distance (L/100km). Note that US and UK gallons differ: 1 US gallon = 3.785 L while 1 UK gallon = 4.546 L. A car getting 30 MPG (US) achieves about 7.84 L/100km or 12.75 km/L.

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