Convert Kilocalories to Kilojoules

Instantly calculate Kilocalories (kcal) to Kilojoules (kJ) with real-time two-way formula calculation.

Kilocalories (kcal)

=

Kilojoules (kJ)

Conversion Formula & Exact Calculation

How to convert Kilocalories to Kilojoules: Multiply by 4.184.

Formula: Kilojoules = Kilocalories × 4.184

Kilocalories to Kilojoules Quick Reference Table

Kilocalories (kcal)	Kilojoules (kJ)
1 kcal	4.184 kJ
2 kcal	8.368 kJ
5 kcal	20.92 kJ
10 kcal	41.84 kJ
25 kcal	104.6 kJ
50 kcal	209.2 kJ
100 kcal	418.4 kJ
250 kcal	1046 kJ
500 kcal	2092 kJ
1000 kcal	4184 kJ
5000 kcal	20920 kJ

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