Common Converters

Calorie (cal) to Joule (J) Converter

Convert calorie to joule units quickly and accurately.

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About converting Calorie to Joule

This page converts Calorie (cal) to Joule (J). Enter a value above to get an immediate result with the target unit clearly shown.

Calorie to Joule formula

To convert from Calorie to Joule, multiply the starting value by 4.184. This factor expresses how one Calorie relates to the selected Joule unit.

Conversion example: 100 cal × 4.184 = 418.4 J. Therefore, 100 Calorie equals 418.4 Joule.

This Calorie to Joule conversion compares two units used to express the capacity to perform work or transfer heat. Use Calorie (cal) as the source unit when your original value is recorded in that unit; the calculated result is then presented in Joule (J).

Open a dedicated converter and explanation for each energy unit pair.

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