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Liter per 100 Kilometers Converter

Convert fuel consumption between L/100 km, mpg (US), mpg (UK) and km/L.

What this tool does

Convert fuel consumption between L/100 km, mpg (US), mpg (UK) and km/L. Type an amount in liters per 100 kilometers, choose the units, and the tool converts it to miles per US gallon (mpg US). It offers 4 fuel economy units and also shows the same amount in the others.

Inputs

  • Value: A number.
  • From: Choose one: Mile per US gallon (mpg US), Mile per imperial gallon (mpg UK), Liter per 100 kilometers, Kilometer per liter. Starts as Liter per 100 kilometers.
  • To: Choose one of the same 4 units as "From". Starts as Mile per US gallon (mpg US).

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 and the same amount in the other units. It appears once every required field has a valid value.

Worked examples

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

  • 1 L/100 km ≈ 235.214583 mpg (US)
  • 5 L/100 km ≈ 47.042917 mpg (US)
  • 10 L/100 km ≈ 23.521458 mpg (US)
  • 50 L/100 km ≈ 4.704292 mpg (US)
  • 100 L/100 km ≈ 2.352146 mpg (US)

Divide about 235.214583 by the number of liters per 100 kilometers to get miles per US gallon (mpg US). 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 US gallon (mpg US): 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.
  • A US gallon and an imperial gallon are different volumes, so mpg (US) and mpg (UK) are shown as separate units.

FAQs

Q: How do I convert L/100 km to mpg?
A: Divide 235.215 by the L/100 km figure for mpg (US), or 282.481 by it for mpg (UK). 8 L/100 km is about 29.4 mpg (US) or 35.3 mpg (UK).
Q: Which is better, a higher or lower number?
A: Miles per gallon and kilometers per liter measure distance per fuel, so a higher number is better. Liters per 100 km measures fuel per distance, so a lower number is better.

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