kJ to calories converter
1 kilojoule equals 239.006 calories. Conversions use cal = kJ × 239.01
kJ → 239.006 cal
cal = kJ × 239.01
Converter
Worked examples
- 1 kJ = 239.006 cal
- 2 kJ = 478.011 cal
- 5 kJ = 1,195.03 cal
- 10 kJ = 2,390.06 cal
- 100 kJ = 23,900.57 cal
kilojoules to calories conversion table
| kJ | cal | Arithmetic |
|---|---|---|
| 1 kJ | 239.006 cal | × 239.01 |
| 2 kJ | 478.011 cal | × 239.01 |
| 3 kJ | 717.017 cal | × 239.01 |
| 4 kJ | 956.023 cal | × 239.01 |
| 5 kJ | 1,195.03 cal | × 239.01 |
| 6 kJ | 1,434.03 cal | × 239.01 |
| 8 kJ | 1,912.05 cal | × 239.01 |
| 10 kJ | 2,390.06 cal | × 239.01 |
| 12 kJ | 2,868.07 cal | × 239.01 |
| 15 kJ | 3,585.09 cal | × 239.01 |
| 20 kJ | 4,780.11 cal | × 239.01 |
| 25 kJ | 5,975.14 cal | × 239.01 |
| 30 kJ | 7,170.17 cal | × 239.01 |
| 40 kJ | 9,560.23 cal | × 239.01 |
| 50 kJ | 11,950.29 cal | × 239.01 |
| 60 kJ | 14,340.34 cal | × 239.01 |
| 70 kJ | 16,730.4 cal | × 239.01 |
| 80 kJ | 19,120.46 cal | × 239.01 |
| 90 kJ | 21,510.52 cal | × 239.01 |
| 100 kJ | 23,900.57 cal | × 239.01 |
How to convert kJ to cal
- Take your value in kilojoules.
- Multiply by 239.01
- That is your answer in calories — no rounding needed until you choose a display precision.
Related conversions
cal to kJJ to calkJ to JkJ to kcalkJ to WhkJ to kWhkJ to Btucal to Jcal to kcalall energy units
Questions
How many calories in 1 kilojoule?
Exactly 239.006 cal. The factor follows from the definitions of both units, not from a measurement, so it is exact.
How do I convert kJ to cal?
Multiply the kilojoules figure by 239.01 — or use the converter above, which updates as you type.
Is kJ to cal the same as cal to kJ?
No — they are inverses. One kJ is 239.006 cal, while one cal is 0.004184 kJ.
What is 1 kJ in cal?
1 kJ = 239.006 cal (see the value page for the full arithmetic).