Joules to Calories Converter
Convert joules (J) to calories (cal) instantly. 1 joule = 0.239006 calories.
How to convert joules to calories
cal = J × 0.239006
To convert joules to calories, multiply the energy value by 0.239006. One joule (J) is equal to 0.239006 calories (cal). For quick everyday conversions, the interactive converter above gives you the exact result as you type — no rounding surprises.
Joules to Calories conversion table
| Joules (J) | Calories (cal) |
|---|---|
| 1 J | 0.239006 cal |
| 2 J | 0.478011 cal |
| 3 J | 0.717017 cal |
| 4 J | 0.956023 cal |
| 5 J | 1.195 cal |
| 6 J | 1.434 cal |
| 7 J | 1.673 cal |
| 8 J | 1.912 cal |
| 9 J | 2.1511 cal |
| 10 J | 2.3901 cal |
| 15 J | 3.5851 cal |
| 20 J | 4.7801 cal |
| 25 J | 5.9751 cal |
| 50 J | 11.9503 cal |
| 100 J | 23.9006 cal |
Frequently asked questions
How many calories are in 1 joule?
1 joule equals 0.239006 calories.
How do I convert joules to calories?
Multiply the number of joules by 0.239006. For example, 8 J × 0.239006 = 1.912 cal.
What is 8 joules in calories?
8 joules is equal to 1.912 calories.
Can I convert calories back to joules?
Yes — use our Calories to Joules converter, or divide by 0.239006.