Fuel Consumption Converter Use this fuel consumption calculator to convert between following units: MPG - Miles per Gallon (UK / imperial) MPG - Miles per Gallon (USA) l/100 km - Litres per 100 kilometers l/100 miles - Litres per 100 miles Number: Units: MPG (UK) MPG (US) l / 100 km l / 100 miles View the discussion thread. back to top