L/100 km to MPG (US) Converter

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Quick answer: L/100 km to MPG (US): use mpg (US) = 235.215 ÷ (L/100 km). For example, 25 L/100 km is 9.408583 mpg (US).

Use the L/100 km to MPG (US) Converter

L/100 km to MPG (US) formula and what each symbol means

mpg (US) = 235.215 ÷ (L/100 km)

Symbols used in the formula
SymbolMeaning
L/100 kmLiter per 100 kilometers
mpg (US)Mile per US gallon

L/100 km to MPG (US) examples

8 L/100 km

8 L/100 km = 29.40182 mpg (US).

25 L/100 km

25 L/100 km = 9.408583 mpg (US).

40 L/100 km

40 L/100 km = 5.880365 mpg (US).

L/100 km compared with MPG (US)

This conversion is not a straight multiplication, so a larger L/100 km value does not give a proportionally larger mpg (US) value; always use the full formula.

About L/100 km and MPG

Liter per 100 kilometers (L/100 km): Litres of fuel used to travel 100 km, used in Europe, Canada and India for official figures. Mile per US gallon (mpg (US)): Miles per US gallon.

Where L/100 km to MPG conversions are used

Cars are rated in litres per 100 km in Europe and India, mpg in the US and UK, and km/L in several Asian markets. Comparing a used import with a local car needs a fuel-economy conversion.

How to calculate L/100 km to MPG (US) step by step

  1. Enter the value in L/100 km.
  2. Apply the formula mpg (US) = 235.215 ÷ (L/100 km).
  3. The result is in mpg (US). Use the reverse formula to go back.

Popular fuel consumption conversions

How to read your L/100 km to MPG (US) result

US and UK miles per gallon differ because the gallons differ.

L/100 KMMPG (US)
547.04292
639.20243
829.40182
1023.52146
1515.68097
2011.76073
307.840486
405.880365

MPG (US) to L/100 km: quick table

MPG (US)L/100 KM
733.60208
1219.60122
1813.06748
2210.69157
307.840486
356.720417

Common mistakes when calculating L/100 km to MPG (US)

  • Using mpg (US) and mpg (UK) as the same: 1 UK mpg is about 1.2 US mpg.
  • Using a single multiplier: this conversion is not a simple scale, so follow the full formula mpg (US) = 235.215 ÷ (L/100 km).

L/100 km to MPG (US) FAQ

What is the formula to convert L/100 km to MPG (US)?

mpg (US) = 235.215 ÷ (L/100 km).

What is the formula to convert MPG (US) to L/100 km?

L/100 km = 235.215 ÷ mpg (US).

What is 8 L/100 km in mpg (US)?

8 L/100 km equals 29.40182 mpg (US).

What is a liter per 100 kilometers (L/100 km)?

Litres of fuel used to travel 100 km, used in Europe, Canada and India for official figures.

How can I estimate L/100 km to MPG in my head?

This conversion is not a straight multiplication, so a larger L/100 km value does not give a proportionally larger mpg (US) value; always use the full formula.

What is 7 L/100 km in MPG?

7 L/100 km = 33.60208 mpg (US), using mpg (US) = 235.215 ÷ (L/100 km).

What is 35 L/100 km in MPG?

35 L/100 km = 6.720417 mpg (US), using mpg (US) = 235.215 ÷ (L/100 km).

What is 30 L/100 km in MPG?

30 L/100 km = 7.840486 mpg (US), using mpg (US) = 235.215 ÷ (L/100 km).

How many decimals should I keep when converting L/100 km to mpg (US)?

Match the precision of your original measurement. For example, 9.408583 mpg (US) rounds to 9.41 mpg (US) at 3 significant figures; keep more digits only for engineering or scientific work.

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Method, review and disclaimer

Edited by: Hemant Kumar and Anjita Rai, founders of ToolsVault (SEO and content professional, not a licensed adviser). Method: this tool runs in your browser using the formula shown on this page; the numbers you enter are not sent to our servers. Sources: NIST SP 811, Appendix B.8: conversion factors