Work out your real mpg from a tank of fuel, in both UK and metric measures.
UK mpg uses the imperial gallon of 4.546 litres. US mpg is about 20% lower for the same car, which is why American figures look worse.
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Work out your real mpg from a tank of fuel, in both UK and metric measures.
UK mpg uses the imperial gallon of 4.546 litres. US mpg is about 20% lower for the same car, which is why American figures look worse.