1 kilojoule (kJ) = 0.2390057361 kilocalories (kcal). To convert, divide by 4.184: kcal = kJ ÷ 4.184. For example, 5 kJ = 1.195028681 kcal.
kcal = kJ ÷ 4.184
Kilojoules to kilocalories table
| Kilojoules (kJ) | Kilocalories (kcal) |
|---|---|
| 1 | 0.2390057361 |
| 2 | 0.4780114723 |
| 3 | 0.7170172084 |
| 4 | 0.9560229446 |
| 5 | 1.195028681 |
| 10 | 2.390057361 |
| 20 | 4.780114723 |
| 25 | 5.975143403 |
| 50 | 11.95028681 |
| 100 | 23.90057361 |
| 250 | 59.75143403 |
| 500 | 119.5028681 |
| 1,000 | 239.0057361 |
The two units
Kilojoule (kJ). One thousand joules; food labels outside the US often give energy in kJ.
Kilocalorie (kcal). One thousand calories: the "Calorie" on food labels.
Convert kilojoules to other units
- Kilojoules to joules — 1 kJ = 1,000 J
- Kilojoules to calories — 1 kJ = 239.0057361 cal
- Kilojoules to watt-hours — 1 kJ = 0.2777777778 Wh
- Kilojoules to kilowatt-hours — 1 kJ = 0.0002777778 kWh
- Kilojoules to British thermal units — 1 kJ = 0.9478171203 BTU
- Kilojoules to electronvolts — 1 kJ = 6.241509e+21 eV
Convert other units to kilocalories
Questions people ask
- How many kilocalories are in a kilojoule?
- 0.2390057361.
- How do you convert kilojoules to kilocalories?
- kcal = kJ ÷ 4.184. It is the same as dividing by 4.184.
- How do you convert kilocalories back to kilojoules?
- kJ = kcal × 4.184. See kilocalories to kilojoules.
Results use the legal definitions of each unit and are checked against the Pint unit library. Display rounds to 10 significant digits. All unit conversions · More tools
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