Specific energy
Energy stored or released per unit mass.
Try a decimal, 1e-9, 1/3, or 5 1/2.
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Convert kilowatt-hour per kilogram (kWh/kg) to joule per kilogram (J/kg). Enter a value for an instant result, or use the examples and reverse conversion below.
Energy stored or released per unit mass.
Try a decimal, 1e-9, 1/3, or 5 1/2.
Enter a kilowatt-hour per kilogram value to calculate joule per kilogram with full internal precision before display rounding.
Auto trims unnecessary zeroes and uses scientific notation for extreme magnitudes. Use Digits to set the display precision; calculations retain full precision.
| Unit | Symbol | Converted value |
|---|---|---|
| joule per kilogramfrom kWh/kg | J/kg | 3600000 |
| kilojoule per kilogramfrom kWh/kg | kJ/kg | 3600 |
| megajoule per kilogramfrom kWh/kg | MJ/kg | 3.6 |
| watt-hour per kilogramfrom kWh/kg | Wh/kg | 1000 |
| kilowatt-hour per kilogramfrom kWh/kg | kWh/kg | 1 |
| thermochemical calorie per gramfrom kWh/kg | calₜₕ/g | 860.421 |
| Btu per poundfrom kWh/kg | BtuIT/lb | 1547.72 |
SI symbols follow international notation. U.S. and Imperial measures are labelled separately where their values differ.
Kilowatt-hour Per Kilogram (kWh/kg) and joule per kilogram (J/kg) are units of specific energy. Use this page to convert in either direction.
| Kilowatt-hour Per Kilogram (kWh/kg) | Joule Per Kilogram (J/kg) |
|---|---|
| 1 kWh/kg | 3600000 J/kg |
| 5 kWh/kg | 18000000 J/kg |
| 10 kWh/kg | 36000000 J/kg |
| 100 kWh/kg | 360000000 J/kg |
Examples are rounded to 6 significant digits. The interactive converter retains full calculation precision; change Display Precision to see more digits.
J/kg to kWh/kg (joule per kilogram to kilowatt-hour per kilogram)