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Fuel Economy Converter – 6 units of fuel economy

Convert fuel economy between L/100 km, mpg (US), mpg (UK), km/L and more – exact and instant.

1 L/100 km = 235.2145833 mpg (US)

Formula: mpg (US) = 235.2145833 ÷ L/100 km

Common values
Decimals
In every unit 6 units
Liter per 100 km (L/100 km) 1 L/100 km
Kilometer per liter (km/L) 100 km/L
Mile per gallon (US) (mpg (US)) 235.2145833 mpg (US)
Mile per gallon (UK) (mpg (UK)) 282.4809363 mpg (UK)
Mile per liter (mi/L) 62.13711922 mi/L
Liter per 100 miles (L/100 mi) 1.609344 L/100 mi

Convert on our server?

If you continue, the file is uploaded over an encrypted connection and converted on our server. You can keep using the site meanwhile. The original is deleted as soon as it is converted; the result is kept for 6 hours so you can download it, and you can delete it at any time. Files are never shared or used for anything else.

Calculated in your browser – nothing you type is sent anywhere. Privacy details

Units of fuel economy

Liter per 100 km (L/100 km)metric unit accepted with the SI1 L/100 km = 100 km/L
Kilometer per liter (km/L)metric unit accepted with the SI
Mile per gallon (US) (mpg (US))US customary unit1 mpg (US) = 0.4251437074 km/L
Mile per gallon (UK) (mpg (UK))British imperial unit1 mpg (UK) = 0.3540061899 km/L
Mile per liter (mi/L)unit1 mi/L = 1.609344 km/L
Liter per 100 miles (L/100 mi)unit1 L/100 mi = 160.9344 km/L

How to use: Fuel Economy Converter

  1. 1 Pick the unit you have and the unit you need.
  2. 2 Type the value – the result in the other unit appears at once (type in the result field to convert back).
  3. 3 Use a common value, set the decimals or swap the units with one click.
  4. 4 Open “In every unit” to see the value in all 6 units of fuel economy.

About this tool

Fuel economy is given in litres per 100 km in Europe, in kilometres per litre in parts of Asia and Latin America and in miles per gallon in the US and UK – US and UK gallons differ.

Here every value is converted through the kilometer per liter (km/L). Choose any two of the 6 units below the converter, or start from one of the popular conversions.

Calculated in your browser – nothing you type is sent anywhere.

Frequently asked questions

Which units of fuel economy can I convert?

Liter per 100 km (L/100 km), Kilometer per liter (km/L), Mile per gallon (US) (mpg (US)), Mile per gallon (UK) (mpg (UK)), Mile per liter (mi/L) and Liter per 100 miles (L/100 mi).

Which fuel economy conversions are used most?

1 L/100 km = 235.2145833 mpg (US); 1 L/100 km = 282.4809363 mpg (UK); 1 km/L = 100 L/100 km; 1 mpg (US) = 0.4251437074 km/L; 1 mpg (US) = 1.200949926 mpg (UK).

How exact is the converter?

Each unit is defined by its official value in km/L, so conversions are exact up to the 10 significant digits shown; you can round to 0–6 decimals.

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