Calories to Joules
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cal
j
Quick reference
| Calories (cal) | Joules (j) |
|---|
Formula
Joules = calories × 4.184
Multiply the calories value by 4.184 to get joules. To reverse — divide joules by 4.184 to get calories.
About this conversion
The calorie (cal) is the energy needed to raise 1 gram of water by 1°C, equal to approximately 4.184 joules. Learn more →
The joule (J) is the SI unit of energy, equal to the work done by a force of one newton over one meter. Learn more →
Source: NIST International Reference