Calories To Kilojoules Converter
Reverse Conversion
How This Converter Works
Convert between Calories (cal) and Kilojoules (kJ). Select either direction to convert directly.
Formula or rule
Kilojoules = Calories * 0.004184; Calories = Kilojoules / 0.004184
Example
- Input
- 1 cal
- Calculation
- 1 * 0.004184 = 0.004184
- Result
- 0.004184 kJ
Notes
Energy factors use thermochemical calories, International Table Btu and therms, and the exact electronvolt relationship.