Energy
Calories to Kilojoule
Convert calories to kilojoule instantly.
About this conversion
A calorie (cal) is the energy needed to raise 1 g of water by 1°C. 1 cal = 4.184 J. Kilojoule (kJ) = 1.000 J. Bruges på fødevaremærkning i Europa som mål for energiindhold. Use the converter above to quickly go from calories to kilojoule.
How to use
Enter a value in the calories field and instantly see the result in kilojoule. Click the swap button to reverse the conversion.
Manual calculation
1 calories = 0.004184 kilojoule. Example: 10 cal = 0.04184 kJ.
Frequently asked questions
How many kilojoule are in 1 calories?
1 Calories equals 0.004184 kilojoule.
When do you use kilojoule?
Kilojoule (kJ) = 1.000 J. Bruges på fødevaremærkning i Europa som mål for energiindhold.