Miles per US gallon to liters per 100 km converter

L/100 km = 235.215 ÷ mpg (US gallon). Example: 30 mpg = 7.840486 L/100 km. The scales are inverse: more mpg means fewer liters per 100 km.

Result (L/100 km)

L/100 km = 235.215 ÷ mpg · Swap: Liters per 100 km to miles per US gallon

Open the full tool: Unit converter →

Miles per US gallon to liters per 100 km chart

Miles per US gallonLiters per 100 km
10 mpg23.5215 L/100 km
15 mpg15.681 L/100 km
20 mpg11.7607 L/100 km
25 mpg9.40858 L/100 km
30 mpg7.84049 L/100 km
35 mpg6.72042 L/100 km
40 mpg5.88036 L/100 km
45 mpg5.22699 L/100 km
50 mpg4.70429 L/100 km
60 mpg3.92024 L/100 km

How to convert miles per US gallon to liters per 100 km

Formula: L/100 km = 235.215 ÷ mpg. Worked example: 30 mpg = 7.840486 L/100 km.

About these units

US fuel economy is given in miles per gallon (mpg) — higher is better. Europe and most other countries use liters per 100 km, where lower is better. The relationship is inverse: L/100 km = 235.215 ÷ mpg (US gallon).

Category: fuel economy. Results on this page are calculated in your browser and rounded to 7 significant digits; the table above uses 6. For other units of fuel economy open the full unit converter, or use the reverse page — liters per 100 km to miles per us gallon.

FAQ

How do you convert miles per US gallon to liters per 100 km?

Use L/100 km = 235.215 ÷ mpg. 30 mpg = 7.840486 L/100 km.

What is 40 mpg in liters per 100 km?

40 mpg = 5.880365 L/100 km.

Is this converter accurate?

Yes — it uses the official definitions (the US gallon of 3.785411784 L and the mile of 1,609.344 m) and shows results rounded to 7 significant digits.

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