Fuel Efficiency - Mass Converter
Convert fuel efficiency - mass units including joule/kilogram, kilojoule/kilogram, calorie (IT)/gram, calorie (th)/gram, Btu (IT)/pound and many more fuel efficiency - mass units instantly and accurately.
Popular Fuel Efficiency - Mass Conversions
Quick access to the most commonly used fuel efficiency - mass conversions.
About Fuel Efficiency - Mass Units
Free online fuel efficiency - mass converter - converts between 15 units of fuel efficiency - mass, including joule/kilogram [J/kg], kilojoule/kilogram [kJ/kg], calorie (IT)/gram [cal/g], calorie (th)/gram [cal (th)/g], etc. Also, explore many other unit converters or learn more about fuel efficiency - mass unit conversions. Different unit systems are used worldwide, including the Metric System (SI) and the Imperial / US Customary System.
Metric System (SI)
The metric system is the most widely adopted international measurement standard. The base unit is the joule/kilogram.
Imperial System (US)
The imperial system is commonly used in the United States and specialized international industries including aviation and maritime navigation.
Common Fuel Efficiency - Mass Units
Here are some of the most common fuel efficiency - mass units and their abbreviations.
| Unit | Symbol | Type | In Joule/kilogram |
|---|---|---|---|
| Joule/kilogram | J/kg | Metric (base) | 1 J/kg |
| Kilojoule/kilogram | kJ/kg | Metric | 1000 J/kg |
| Calorie (IT)/gram | cal/g | Metric | 4186.8 J/kg |
| Calorie (th)/gram | cal (th)/g | Metric | 4184 J/kg |
| Btu (IT)/pound | Btu/lb | Imperial | 2326 J/kg |
| Btu (th)/pound | Btu (th)/lb | Imperial | 2324.444444 J/kg |
| Kilogram/joule | kg/J | Metric | 1 J/kg |
| Kilogram/kilojoule | kg/kJ | Metric | 1000 J/kg |
| Gram/calorie (IT) | g/cal | Metric | 4186.8 J/kg |
| Gram/calorie (th) | g/cal (th) | Metric | 4184 J/kg |
Common Conversion Formulas
Here are some useful fuel efficiency - mass conversion formulas.
Frequently Asked Questions
Find answers to common questions about fuel efficiency - mass conversion.
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