The United States uses a different gallon than the United Kingdom. As a result, miles per gallon measurements are different. This calculator will allow you to convert a U.S. MPG rating to a British Imperial one.Note: Canada uses the British system.
|MPGuk =||4.54609||* MPGus|
Imperial Gallon = 4.54609 Liters
U.S. Gallon = 3.785411784 Liters