Calories represents the capacity to do work or release heat. Energy units compare calories, joules, or BTUs when tracking work, heat, or stored energy.
Calories to Joules
Quick conversion chart
Calories to Joules conversions for reference values.
Converting 0.1 Calories into Joules equals 0.4184 Joules.
Converting 0.5 Calories into Joules equals 2.092 Joules.
Converting 1 Calories into Joules equals 4.184 Joules.
Converting 2 Calories into Joules equals 8.368 Joules.
Converting 5 Calories into Joules equals 20.92 Joules.
Converting 10 Calories into Joules equals 41.84 Joules.
Converting 20 Calories into Joules equals 83.68 Joules.
Converting 50 Calories into Joules equals 209.2 Joules.
Converting 100 Calories into Joules equals 418.4 Joules.
How to convert Calories to Joules
1 Calories = 4.184 Joules
1 Joules = 0.239006 Calories
Example: convert 15 Calories to Joules
15 × 4.184 = 62.76 Joules
Unit definitions
Joules represents the capacity to do work or release heat. Energy units compare calories, joules, or BTUs when tracking work, heat, or stored energy.
How to convert Calories to Joules
The conversion between calories and joules uses a fixed multiplication factor. One calorie equals 4.184 joules.
To convert, multiply the value in calories by 4.184. To convert in the opposite direction, divide by 4.184.