QUICK CONVERSION
Joules to Calories
Enter a value to convert joules to calories, or use the right-hand input to convert in reverse.
How to convert joules to calories
Multiply the number of joules by 0.239005736138 to get calories.
Formula: Calories = Joules × 0.239005736138.
Common conversion values
| Joules (J) | Calories (cal) |
|---|---|
| 0 | 0 |
| 1 | 0.239005736138 |
| 2 | 0.478011472275 |
| 5 | 1.19502868069 |
| 10 | 2.39005736138 |
| 20 | 4.78011472275 |
| 25 | 5.97514340344 |
| 50 | 11.9502868069 |
| 100 | 23.9005736138 |
| 500 | 119.502868069 |
| 1000 | 239.005736138 |
Related conversions
Figures are rounded for display. For regulated or safety-critical work, confirm the relevant measurement standard and precision.