Convert miles per gallon (us) to miles per gallon (uk)

Please provide a value.
Please provide a value.

Miles per Gallon (US)

The mile per US gallon (symbol: mpg) is the fuel efficiency measure used in the United States. It measures how many miles a vehicle can travel per US gallon (3.785 L) of fuel. A typical modern car achieves 25–35 mpg under mixed conditions. Note that US mpg and UK mpg differ due to gallon sizes. 


Miles per Gallon (UK)

The mile per Imperial gallon (symbol: mpg) is the fuel efficiency measure used in the United Kingdom. It measures how many miles a vehicle can travel per Imperial gallon (4.546 L) of fuel. Because the Imperial gallon is larger than the US gallon, UK mpg values are approximately 20% higher than equivalent US mpg values. 


Miles per Gallon (US) to Miles per Gallon (UK) conversion table
Miles per Gallon (US)Miles per Gallon (UK)Miles per Gallon (UK)Miles per Gallon (US)
11.2009510.832674
22.401921.66535
33.6028532.49802
56.0047554.16337
1012.0095108.32674
2024.0192016.6535
2530.02372520.8169
5060.04755041.6337
100120.09510083.2674
250300.237250208.169
500600.475500416.337
10001200.951000832.674
How to convert Miles per Gallon (US) to Miles per Gallon (UK)

1 mpg (US) = 1.20095 mpg (UK). To convert any value, multiply it by 1.20095. For example, 25 mpg (US) = 30.0237 mpg (UK).

Frequently asked questions
How many mpg (UK) are there in one mpg (US)?
One mpg (US) is equal to 1.20095 mpg (UK).
How do you convert Miles per Gallon (US) to Miles per Gallon (UK)?
Multiply the value in Miles per Gallon (US) by 1.20095 to get the result in Miles per Gallon (UK).
How much is 25 mpg (US) in mpg (UK)?
25 mpg (US) is equal to 30.0237 mpg (UK).
How do you convert Miles per Gallon (UK) back to Miles per Gallon (US)?
Divide by the same factor: multiply the value in Miles per Gallon (UK) by 0.832674 to get Miles per Gallon (US).

Most common fuel consumption unit conversions