HomeUnit ConverterHeat Unit ConvertersFuel Efficiency - Mass ConverterFuel Efficiency – Mass Converter Instantly convert fuel efficiency to mass with precision. Simplify your calculations with our easy-to-use fuel efficiency to mass converter.FacebookTwitterPinterestWhatsApp Joule/kilogram [J/kg]Kilojoule/kilogram [kJ/kg]Calorie (IT)/gram [cal/g]Calorie (th)/gram [cal (th)/g]Btu (IT)/pound [Btu/lb]Btu (th)/pound [Btu (th)/lb]Kilogram/joule [kg/J]Kilogram/kilojoule [kg/kJ]Gram/calorie (IT) [g/cal]Gram/calorie (th) [g/cal (th)]Pound/Btu (IT) [lb/Btu]Pound/Btu (th) [lb/Btu (th)]Pound/horsepower/hourGram/horsepower (metric)/hourGram/kilowatt/hour Joule/kilogram [J/kg]Kilojoule/kilogram [kJ/kg]Calorie (IT)/gram [cal/g]Calorie (th)/gram [cal (th)/g]Btu (IT)/pound [Btu/lb]Btu (th)/pound [Btu (th)/lb]Kilogram/joule [kg/J]Kilogram/kilojoule [kg/kJ]Gram/calorie (IT) [g/cal]Gram/calorie (th) [g/cal (th)]Pound/Btu (IT) [lb/Btu]Pound/Btu (th) [lb/Btu (th)]Pound/horsepower/hourGram/horsepower (metric)/hourGram/kilowatt/hour 1 Joule/kilogram = 0.001 Kilojoule/kilogram Conversion formula will appear here. Fuel Efficiency (Mass) Conversion Table – Customize & Download in CSV or PDF Customize Table Download as CSV Download as PDF More ToolsFuel Efficiency – Volume ConverterHeat Density ConverterHeat Flux Density ConverterHeat Transfer Coefficient ConverterSpecific Heat Capacity ConverterTemperature Interval ConverterThermal Conductivity ConverterThermal Expansion ConverterThermal Resistance Converter