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MPG (US) to Kilometers per Liter Converter

Free instant mpg → km/L converter. No signup, no uploads — everything is calculated privately in your browser.

1 mpg = 0.425144 kilometers per liter

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Quick Answer

1 mile per gallon (US) equals 0.425144 kilometers per liter. To convert mpg (us) to kilometers per liter, multiply the value by this factor.

Key Facts

  • Reverse: 1 kilometer per liter = 2.35215 mpg (us).

MPG (US) to Kilometers per Liter Formula

Formula: value ÷ 2.35215

Prefer to skip the math? Type any value in the converter above and it converts instantly.

MPG (US) to Kilometers per Liter Conversion Table

MPG (US) (mpg)Kilometers per Liter (km/L)
1 mpg0.425144 km/L
2 mpg0.850287 km/L
5 mpg2.12572 km/L
10 mpg4.25144 km/L
25 mpg10.6286 km/L
50 mpg21.2572 km/L
100 mpg42.5144 km/L
250 mpg106.286 km/L
500 mpg212.572 km/L
1,000 mpg425.144 km/L

Frequently Asked Questions

How do I convert mpg (us) to kilometers per liter?

Enter the value above and the result appears instantly — the calculation runs entirely in your browser. Formula: value ÷ 2.35215.

What is the exact mpg (us) to kilometers per liter conversion factor?

1 mile per gallon (US) = 0.425144 kilometers per liter (shown to 6 significant figures — the converter itself computes at full precision). The reverse factor is 1 kilometer per liter = 2.35215 mpg (us).

What are some common mpg (us) to kilometers per liter conversions?

1 mpg = 0.425144 km/L; 10 mpg = 4.25144 km/L; 100 mpg = 42.5144 km/L. Use the full conversion table below for more reference values.

Why do higher mpg numbers mean lower L/100km?

They measure the same thing in opposite directions. MPG is distance per fuel (higher = more efficient), while liters per 100 km is fuel per distance (lower = more efficient). They are inverses: 235.215 ÷ mpg gives L/100km in US units. Also note US and imperial gallons differ — 1 imp gal = 1.201 US gal — so UK mpg figures are about 20% higher for the same real consumption.

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