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MPG (US) to MPG (UK) Converter

Convert miles per US gallon (mpg (US)) to miles per imperial gallon (mpg (UK))

Convert Fuel Economy

mpg (US)

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Result

1.200949926 mpg (UK)
MPG (UK)

1 mpg (US) = 1.200949926 mpg (UK)

1 mpg (US) in other units

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How to convert miles per US gallon to miles per imperial gallon

One mile per US gallon equals 1.20095 miles per imperial gallon, so multiply the number of miles per US gallon by 1.20095.

mpg (UK) = mpg (US) × 1.20095

1 mpg (US) = 1.20095 mpg (UK) · 1 mpg (UK) = 0.8326742 mpg (US)

Worked example

To convert 22 miles per US gallon to miles per imperial gallon: 22 mpg (US) × 1.20095 = 26.4209 mpg (UK).

About miles per US gallon (mpg (US))

Miles per US gallon is the fuel-economy unit in the United States.

About miles per imperial gallon (mpg (UK))

Miles per imperial gallon is used in the UK. It reads about 20% higher than US mpg for the same car.

More conversions

MPG (UK) to MPG (US)All units: Fuel Economy Converter

MPG (US) to other units

Other units to MPG (UK)

Frequently asked questions

How many miles per imperial gallon are in one mile per US gallon?

One mile per US gallon equals 1.20095 miles per imperial gallon.

How many miles per US gallon are in one mile per imperial gallon?

One mile per imperial gallon equals 0.8326742 miles per US gallon.

How do I convert miles per US gallon to miles per imperial gallon?

Use the formula mpg (UK) = mpg (US) × 1.20095. For example, 22 mpg (US) × 1.20095 = 26.4209 mpg (UK).