Free instant kJ → kcal converter. No signup, no uploads — everything is calculated privately in your browser.
1 kJ = 0.239006 kilocalories
1 kilojoules = 0.239006 kilocalories
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1 kilojoule equals 0.239006 kilocalories. To convert kilojoules to kilocalories, divide the value by 4.184.
1 kilojoule = 0.239006 kilocalories. Formula: value ÷ 4.184
Example: 1 kJ → 0.239006 kcal. Type any value in the converter above to see it converted live.
| Kilojoules (kJ) | Kilocalories (kcal) |
|---|---|
| 1 kJ | 0.239006 kcal |
| 2 kJ | 0.478011 kcal |
| 5 kJ | 1.19503 kcal |
| 10 kJ | 2.39006 kcal |
| 25 kJ | 5.97514 kcal |
| 50 kJ | 11.9503 kcal |
| 100 kJ | 23.9006 kcal |
| 250 kJ | 59.7514 kcal |
| 500 kJ | 119.503 kcal |
| 1,000 kJ | 239.006 kcal |
1 kilojoule = 0.239006 kilocalories. Formula: value ÷ 4.184. Enter the value above and the result appears instantly — the calculation runs entirely in your browser.
Exactly: 1 kilojoule = 0.2390057361376673 kilocalories. The reverse factor is 1 kilocalorie = 4.184 kilojoules.
1 kJ = 0.239006 kcal; 10 kJ = 2.39006 kcal; 100 kJ = 23.9006 kcal. Use the full conversion table below for more reference values.
No — and the capital letter matters. A food Calorie (with a capital C) is a kilocalorie: 1,000 small calories. This converter treats them correctly: 1 kcal = 4.184 kJ = 1,000 cal. Energy labels on food almost always mean kilocalories, even where the label just says "calories".