Kilocalories to Kilojoules Converter
1 Kilocalorie = 4.184 Kilojoules
kcal
kJ
1 kcal = 4.184 kJ. To convert kilocalories to kilojoules, multiply by 4.184; to convert back, multiply by 0.239006.
Conversion formula
1 kcal = 4.184 kJ
To convert from Kilocalories to Kilojoules, multiply the value in kilocalories by 4.184.
| Kilocalories (kcal) | Kilojoules (kJ) |
|---|---|
| 0.001 | 0.004184 |
| 0.01 | 0.04184 |
| 0.1 | 0.4184 |
| 1 | 4.184 |
| 2 | 8.368 |
| 5 | 20.92 |
| 10 | 41.84 |
| 25 | 104.6 |
| 50 | 209.2 |
| 100 | 418.4 |
| 250 | 1,046 |
| 500 | 2,092 |
| 1000 | 4,184 |
1 kilocalorie in every energy unit
| Joules | 4,184 J |
| Kilojoules | 4.184 kJ |
| Megajoules | 0.004184 MJ |
| Calories | 1,000 cal |
| Watt-hours | 1.16222 Wh |
| Kilowatt-hours | 0.00116222 kWh |
| British Thermal Units | 3.96567 BTU |
Frequently Asked Questions
How many kilojoules are in 1 kilocalorie?
1 kilocalorie equals 4.184 kilojoules. So 10 kilocalories are 41.84 kilojoules and 100 kilocalories are 418.4 kilojoules.
How do I convert kilocalories to kilojoules by hand?
Multiply the number of kilocalories by 4.184. To go the other way, multiply kilojoules by 0.239006 (or divide by 4.184).
How many kilocalories are in 1 kilojoule?
1 kilojoule equals 0.239006 kilocalories.