How to convert US miles per gallon to UK miles per gallon?
1 US mile per gallon (mpg) is equal to 1.20095 UK miles per gallon. To convert US mpg to UK mpg, multiply the US mpg value by 1.20095.
For example, to convert 25 US miles per gallon to UK miles per gallon, multiply 25 by 1.20095, that makes 25 US mpg is equal to 30.02 UK mpg.
1 US MPG = 1.20095 UK MPG
How to convert UK miles per gallon to US miles per gallon?
1 UK mile per gallon (mpg) is equal to 0.832674 US miles per gallon. To convert UK mpg to US mpg, multiply the UK mpg value by 0.832674 or divide by 1.20095.
To convert imperial (UK) mpg to L/100km, please check UK mpg to L/100km calculator tool to convert between UK mpg and L/100km.
1 UK MPG = 0.832674 US MPG
You may also use this fuel economy conversion calculator tool to convert between US and UK mpg, L/100km and all other fuel economy units.