Kilojoule to Kilocalorie
Free instant kilojoule to kilocalorie converter. 1 kJ = 0.239006 kcal.
Common Kilojoule to Kilocalorie values
| Kilojoule (kJ) | Kilocalorie (kcal) |
|---|---|
| 1 | 0.239006 |
| 5 | 1.19503 |
| 10 | 2.39006 |
| 25 | 5.97514 |
| 50 | 11.9503 |
| 100 | 23.9006 |
| 500 | 119.503 |
| 1000 | 239.006 |
How does Kilojoule to Kilocalorie conversion work?
Type a value in the Kilojoule (kJ) field and the equivalent in Kilocalorie (kcal) appears instantly to the right. The math uses the exact formula shown above — no rounding errors, no approximations beyond standard floating-point precision. Use the swap button to flip the units and see the inverse conversion.
Kilojoule. 1,000 joules. Common unit on food labels in metric countries.
Kilocalorie. 1,000 calories. The "Calorie" listed on US food labels is actually a kilocalorie.
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Conversion factors come from the official standard (NIST, BIPM, ISO definitions where applicable). Values are precise to standard floating-point limits.
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