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Kilojoules to calories

1 kilojoule = 0.2 calories

For any other value: kcal = kJ × 0.2390057361

Calculator

0.2 kcal

Type a number. You can leave the unit in: 100 kJ is fine.

Kilojoules to calories chart

The values people look up most.

Kilojoules to calories: the values people look up most
kilojoules calories
1000 kJ 239 kcal
23.4 kJ 5.6 kcal
2000 kJ 478 kcal
400 kJ 95.6 kcal
1100 kJ 262.9 kcal
1500 kJ 358.5 kcal
600 kJ 143.4 kcal
300 kJ 71.7 kcal
500 kJ 119.5 kcal
800 kJ 191.2 kcal
1600 kJ 382.4 kcal
1 kJ 0.2 kcal
3000 kJ 717 kcal
2500 kJ 597.5 kcal
100 kJ 23.9 kcal
401 kJ 95.8 kcal
200 kJ 47.8 kcal
1800 kJ 430.2 kcal
1700 kJ 406.3 kcal
1400 kJ 334.6 kcal
5000 kJ 1195 kcal
2100 kJ 501.9 kcal
1200 kJ 286.8 kcal
4000 kJ 956 kcal
450 kJ 107.6 kcal
900 kJ 215.1 kcal
10000 kJ 2390.1 kcal
6000 kJ 1434 kcal
8700 kJ 2079.3 kcal
1017 kJ 243.1 kcal

Formula

kcal = kJ × 0.2390057361

Food labels say “calories” but mean kilocalories. One of those is 4.184 kJ.

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