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 watt-hour per kilogram (Wh/kg) to megajoule per kilogram (MJ/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 watt-hour per kilogram value to calculate megajoule 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 Wh/kg | J/kg | 3600 |
| kilojoule per kilogramfrom Wh/kg | kJ/kg | 3.6 |
| megajoule per kilogramfrom Wh/kg | MJ/kg | 0.0036 |
| watt-hour per kilogramfrom Wh/kg | Wh/kg | 1 |
| kilowatt-hour per kilogramfrom Wh/kg | kWh/kg | 0.001 |
| thermochemical calorie per gramfrom Wh/kg | calₜₕ/g | 0.860421 |
| Btu per poundfrom Wh/kg | BtuIT/lb | 1.54772 |
SI symbols follow international notation. U.S. and Imperial measures are labelled separately where their values differ.
Watt-hour Per Kilogram (Wh/kg) and megajoule per kilogram (MJ/kg) are units of specific energy. Use this page to convert in either direction.
| Watt-hour Per Kilogram (Wh/kg) | Megajoule Per Kilogram (MJ/kg) |
|---|---|
| 1 Wh/kg | 0.0036 MJ/kg |
| 5 Wh/kg | 0.018 MJ/kg |
| 10 Wh/kg | 0.036 MJ/kg |
| 100 Wh/kg | 0.36 MJ/kg |
Examples are rounded to 6 significant digits. The interactive converter retains full calculation precision; change Display Precision to see more digits.
MJ/kg to Wh/kg (megajoule per kilogram to watt-hour per kilogram)