Fuel Economy Converter

Convert between MPG, L/100km and km/L.

Value

From

Converted value 7.84

Formula: convert via L/100 km as a common base

Step-by-step with your numbers:

1. Values used:

2. Value = 30

4. Converted value = 7.84

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Compare fuel efficiency across US and metric measures.

The math behind it

MPG and km/L are 'higher is better'; L/100 km is 'lower is better' (inverse). 1 US MPG = 235.21 ÷ (L/100 km).

30 MPG → 7.84 L/100 km.

US vs UK gallon?

This uses the US gallon (3.785 L); UK gallons differ.