Fuel Efficiency Converter
Convert Fuel Efficiency
Formula
L/100km = 235.215 / MPG (US) | km/L = MPG × 0.4251
Frequently Asked Questions
How do I convert MPG to L/100km?
L/100km = 235.215 / MPG (US). For example, 30 MPG = 235.215/30 = 7.84 L/100km. Lower L/100km = better efficiency. US MPG and UK MPG differ because US gallons (3.785L) are smaller than UK gallons (4.546L).
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