How to use the Kilojoules to Kilocalories Converter
- Type the number of kilojoules in the box
- The value in kilocalories appears instantly
- Use the table for common values, or switch units to convert anything else
Kilojoules to Kilocalories formula
kcal = kJ × 0.239005736
Example: 1,000 kJ × 0.23900574 = 239.006 kcal.
💡 An 8,700 kJ daily reference intake is about 2,080 kcal.
Kilojoules to Kilocalories conversion chart
| Kilojoules | Kilocalories |
|---|---|
| 100 kJ | 23.9006 kcal |
| 250 kJ | 59.7514 kcal |
| 500 kJ | 119.503 kcal |
| 1,000 kJ | 239.006 kcal |
| 2,000 kJ | 478.011 kcal |
| 4,184 kJ | 1,000 kcal |
| 5,000 kJ | 1,195.03 kcal |
| 8,000 kJ | 1,912.05 kcal |
| 8,700 kJ | 2,079.35 kcal |
| 10,000 kJ | 2,390.06 kcal |
Frequently asked questions
How do I convert kilojoules to kilocalories?
Use the formula kcal = kJ × 0.239005736. For example, 1,000 kJ = 239.006 kcal.
How many kilocalories are in 1 kilojoule?
1 kJ = 0.23900574 kcal.
Any handy reference points?
An 8,700 kJ daily reference intake is about 2,080 kcal.
Is this kilojoules to kilocalories converter accurate?
Yes. It uses exact definitions (for example, 1 inch = 2.54 cm and 1 lb = 0.45359237 kg) and shows up to 10 significant digits.
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