Convert Kilojoules to Kilocalories
500 kJ = 119.5029 kcal
kcal = kJ ÷ 4.184Convert kilojoules to kilocalories instantly — type in either box and it works both ways.
How to convert kilojoules to kilocalories
To convert kilojoules to kilocalories, divide the number of kilojoules by 4.184.
kcal = kJ ÷ 4.184
Example: convert 500 kJ to kcal
- 500 ÷ 4.184 = 119.5029
- 500 kJ = 119.5029 kcal
1 kJ = 0.239006 kcal and 1 kcal = 4.184 kJ.
Kilojoules to Kilocalories conversion chart
| Kilojoules (kJ) | Kilocalories (kcal) |
|---|---|
| 1 kJ | 0.239006 kcal |
| 10 kJ | 2.3901 kcal |
| 50 kJ | 11.9503 kcal |
| 100 kJ | 23.9006 kcal |
| 200 kJ | 47.8011 kcal |
| 500 kJ | 119.5029 kcal |
| 1,000 kJ | 239.0057 kcal |
| 2,000 kJ | 478.0115 kcal |
| 2,500 kJ | 597.5143 kcal |
| 5,000 kJ | 1,195.03 kcal |
Frequently asked questions
How do you convert kilojoules to kilocalories?
To convert kilojoules to kilocalories, divide the number of kilojoules by 4.184. The formula is kcal = kJ ÷ 4.184.
How many kilocalories are in one kilojoule?
1 kJ = 0.239006 kcal.
How do I convert kilocalories back to kilojoules?
Use the reverse formula: kJ = kcal × 4.184. For example 1 kcal = 4.184 kJ.
Is this converter free and accurate?
Yes. It is free, uses exact internationally defined conversion factors, and runs in your browser — nothing you type is sent anywhere.
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