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Calories To Joules Converter

Convert between Joules and Calories. Select a direction, enter a value, and compare results in the conversion table.






0 J

Conversion Table

calJ

Reverse Conversion

joules to calories

How This Converter Works

Convert between Joules (J) and Calories (cal). Select either direction to convert directly.

Formula or rule

Calories = Joules * 0.239005736137667; Joules = Calories / 0.239005736137667

Example

Input
1 cal
Calculation
1 * 4.184 = 4.184
Result
4.184 J

Notes

Energy factors use thermochemical calories, International Table Btu and therms, and the exact electronvolt relationship.

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