CAL to Joules Converter
Convert calories to joules instantly. Free online calculator.
Quick reference:
1 cal = 4.184 J
Tip: You can swap the direction to convert J → cal.
About Calories and Joules
Calories (cal) is a unit of length in the metric system. It is commonly used for everyday measurements such as body height, fabric, furniture, and small distances.
Joules (J) is a unit of length in the imperial/US customary system. It is widely used in the United States and in many industries (construction, screens, tools) where inches are standard.
Conversion formulas
- 1 cal = 4.184 J
- 1 J = 0.2390057361 cal
Tip: You can swap the direction if you want to convert J → cal.