Kilocalories to Kilojoules Converter

Convert Kilocalories (kcal) to Kilojoules (kJ) instantly. 1 Kilocalorie = 4.184 Kilojoules.

Kilocalories to Kilojoules 13 units

Common Energy Conversions

Kilocalories to Kilojoules Conversion Table

Kilocalories (kcal) Kilojoules (kJ)
0.01 kcal 0.04184 kJ
0.1 kcal 0.4184 kJ
0.5 kcal 2.092 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
10000 kcal 41840 kJ

📐 How to Convert Kilocalories to Kilojoules

Multiply the Kilocalorie value by 4.184 to get Kilojoules.

Example: 10 Kilocalories × 4.184 = 41.84 Kilojoules

To go the other way, multiply by 0.2390057361. Use the reverse converter →

Frequently Asked Questions

Q How many Kilojoules in a Kilocalorie?
1 Kilocalorie equals 4.184 Kilojoules.
Q How do I convert Kilocalories to Kilojoules?
Multiply your Kilocalorie value by 4.184 to get the result in Kilojoules.

ℹ️ About These Units

Kilocalorie
kcal

A unit of energy commonly used in measurement systems worldwide.

Kilojoule
kJ

A unit of energy used alongside and interchangeable with other standard units.