Kilocalories to joules
1 kcal = 4,184 J
All units in this category
- 4,184J
- 4.184kJ
- 0.004184MJ
- 1,000cal
- 1kcal
- 1.1622222Wh
- 0.0011622222kWh
- 0.0000011622222MWh
- 3.9656668BTU
- 3,085.96ft·lb
- 2.6114474E22eV
Formula
Multiply the value in kilocalories by 4,184 to get joules.
J = kcal × 4,184
How to convert kilocalories to joules
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.
Kilocalories to joules – common values
| Kilocalories (kcal) | Joules (J) |
|---|---|
| 1 | 4,184 |
| 2 | 8,368 |
| 5 | 20,920 |
| 10 | 41,840 |
| 20 | 83,680 |
| 50 | 209,200 |
| 100 | 418,400 |
| 250 | 1,046,000 |
| 500 | 2,092,000 |
| 1,000 | 4,184,000 |
About the units
Kilocalories. The kilocalorie (kcal) is the unit on food labels. 1 kcal = 4.184 kJ.
Joules. The joule is the SI unit of energy: the work done by a force of one newton over one metre.