Kilojoules to Kilocalories Converter

Convert kilojoules to kilocalories instantly. One kilojoule equals 0.239006 kilocalories, so you can type any value in kJ and read the answer in…

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Convert kilojoules to kilocalories instantly. One kilojoule equals 0.239006 kilocalories, so you can type any value in kJ and read the answer in kcal. The page also shows a conversion table and the exact formula used.

Enter your values

Each successful calculation counts toward this tool’s 8 free daily uses. Values stay in your browser.

Worked example

Example calculated from the starting values. Enter your own values and press Calculate to get your result.

Kilocalories0.239006 kcal

1 kJ = 0.239006 kcal

With the default inputs (value in kilojoules = 1 kJ), the results are: kilocalories 0.239006 kcal.

Kilojoules to kilocalories conversion table

Reference table based on the example values; it is not your calculation result.

kilojoules (kJ)kilocalories (kcal)
10.239006
20.478011
51.195
102.3901
255.9751
5011.9503
10023.9006
500119.5029
1,000239.0057

Frequently asked questions

How many kilocalories are in one kilojoule?

1 kilojoule = 0.239006 kilocalories.

What is the formula to convert kilojoules to kilocalories?

Multiply the value in kilojoules by 0.239006.

How do I convert kilocalories back to kilojoules?

1 kilocalorie = 4.184 kilojoules.

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