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Calorie to Kilojoules Converter

Convert calories (cal) to kilojoules (kJ) instantly with a free online converter, formula and conversion table.

How to convert calories to kilojoules

To convert calories to kilojoules, multiply the value by 0.004184.

Calories to kilojoules chart

CaloriesKilojoules
1 cal0.004184 kJ
2 cal0.008368 kJ
5 cal0.02092 kJ
10 cal0.04184 kJ
25 cal0.1046 kJ
50 cal0.2092 kJ
100 cal0.4184 kJ
500 cal2.092 kJ
1000 cal4.184 kJ

How many kilojoules are in 1 calorie?

1 calorie = 0.004184 kilojoules.

Need the opposite? Try kilojoule to calories.

About this calorie to kilojoules converter

Convert calories (cal) to kilojoules (kJ) instantly with a free online converter, formula and conversion table. It works instantly on any phone or computer, needs no download and costs nothing.

Frequently asked questions

Is the Calorie to Kilojoules Converter free to use?

Yes. The Calorie to Kilojoules Converter on QuickKit is completely free, with no sign-up needed.

Is my data safe when I use the Calorie to Kilojoules Converter?

Yes. Everything runs inside your browser, so what you type or upload is never sent to our servers.

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