Calories to kilojoules
1 cal = 0.004184 kJ
All units in this category
- 4.184J
- 0.004184kJ
- 0.000004184MJ
- 1cal
- 0.001kcal
- 0.0011622222Wh
- 0.0000011622222kWh
- 1.1622222E-9MWh
- 0.0039656668BTU
- 3.08596ft·lb
- 2.6114474E19eV
Formula
Multiply the value in calories by 0.004184 to get kilojoules.
kJ = cal × 0.004184
How to convert calories to kilojoules
Type a value in the field above and the result is calculated instantly. Use the arrow button to swap direction, or pick other units from the lists.
Calories to kilojoules – common values
| Calories (cal) | Kilojoules (kJ) |
|---|---|
| 1 | 0.004184 |
| 2 | 0.008368 |
| 5 | 0.02092 |
| 10 | 0.04184 |
| 20 | 0.08368 |
| 50 | 0.2092 |
| 100 | 0.4184 |
| 250 | 1.046 |
| 500 | 2.092 |
| 1,000 | 4.184 |
About the units
Calories. A calorie is the energy needed to heat one gram of water by one degree. Food "calories" are actually kilocalories.