Miles Per Gallon US to Miles Per Gallon UK Conversion

As there is a difference between the US gallon and the UK (Imperial) gallon, figures for vehicle performance given in the two countries are on a different scale. The US gallon is smaller than a UK gallon and therefore cars will travel less distance on a US gallon of fuel than on a UK gallon.

These miles per gallon (mpg) converters offer a quick quick converter for specific values, just enter the value you need to convert in the appropriate box and click the convert button. Alternatively the conversion tables show conversions for commonly used values.

mpg US   mpg UK
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Miles Per Gallon (US) to Miles Per Gallon (UK) Conversion Table

MPG (US)1510152025303540455060708090100
MPG (UK)1.206.0012.0118.0124.0230.0236.0342.0348.0454.0460.0572.0684.0796.08108.09120.10

 

Miles Per Gallon (UK) to Miles Per Gallon (US) Conversion Table

MPG (UK)1510152025303540455060708090100
MPG (US)0.834.168.3312.4916.6520.8224.9829.1433.3137.4741.6349.9658.2966.6174.9483.27

 

The US gallon is 3.785411784 litres and the UK gallon, also known as the imperial gallon, is 4.54609 litres.

The statute mile is used in both the UK and the US and is 1,760 yards or 5,280 feet.

Conversion Formulae

The conversion formulae for converting miles per US Customary gallon to miles per Imperial gallon and vice versa are as follows:

1 mile per US Gallon = 1.20094993 miles per Imperial gallon approximately.

1 mile per Imperial Gallon = 0.83267418 miles per US gallon approximately.