Base unit: J. Every factor below converts 1 unit into the base unit; SpecWhale's live converters chain two factors together to go directly between any two units in this group.
| Unit | 1 unit = ? J |
|---|---|
| J | 1 |
| kJ | 1,000 |
| MJ | 1.0000e+6 |
| GJ | 1.0000e+9 |
| TJ | 1.0000e+12 |
| Wh | 3,600 |
| kWh | 3.6000e+6 |
| BTU | 1,055.0558 |
| cal | 4.184 |
| kcal | 4,184 |
| therm | 1.0551e+8 |