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Liters per 100 km to Miles per Gallon (UK) Converter

Convert fuel consumption from L/100km to MPG UK with this free calculator.

What this tool does

Convert fuel consumption from L/100km to MPG UK with this free calculator. Type an amount in liters per 100 kilometers, choose the units, and the tool converts it to miles per imperial gallon (mpg UK). It converts between these two fuel economy units, in either direction.

Inputs

  • Value: A number.
  • From: Choose one: Liter per 100 kilometers, Mile per imperial gallon (mpg UK). Starts as Liter per 100 kilometers.
  • To: Choose one of the same 2 units as "From". Starts as Mile per imperial gallon (mpg UK).

How to use

  1. Enter the amount you want to convert.
  2. Choose the unit to convert from and the unit to convert to.
  3. Read the result: the converted amount. It appears once every required field has a valid value.

Worked examples

Conversions from liters per 100 kilometers to miles per imperial gallon (mpg UK):

  • 1 L/100 km ≈ 282.480936 mpg (imp)
  • 5 L/100 km ≈ 56.496187 mpg (imp)
  • 10 L/100 km ≈ 28.248094 mpg (imp)
  • 50 L/100 km ≈ 5.649619 mpg (imp)
  • 100 L/100 km ≈ 2.824809 mpg (imp)

Divide about 282.480936 by the number of liters per 100 kilometers to get miles per imperial gallon (mpg UK). The factor follows from exact definitions. It has more digits than fit here, so it is shown rounded.

Sources: Liter per 100 kilometers: exact by definition. Mile per imperial gallon (mpg UK): exact by definition.

Limitations

  • Converts the unit of a fuel economy figure only. It does not work out fuel cost, trip fuel or a car's real-world economy.
  • Miles per gallon here means the imperial (UK) gallon of 4.54609 liters. Miles per US gallon is not on this page.

FAQs

Q: What is 8 L/100 km in UK miles per gallon?
A: About 35.3 mpg (UK). Divide 282.481 by the L/100 km figure.
Q: Is this the US or the UK gallon?
A: The imperial (UK) gallon, about 4.546 liters. 8 L/100 km is about 29.4 mpg in US gallons.

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