calories to joules
Convert calorie (small) to joule — instant, free, with the formula shown.
1 cal=4.184 J
How to convert calorie (small) to joule
To convert calorie (small) to joule, multiply by 4.184:
J = cal × 4.184
For example, 10 cal × 4.184 = 41.84 J.
cal to J conversion table
| calories (cal) | joules (J) |
|---|---|
| 1 cal | 4.184 J |
| 2 cal | 8.368 J |
| 5 cal | 20.92 J |
| 10 cal | 41.84 J |
| 25 cal | 104.6 J |
| 50 cal | 209.2 J |
| 100 cal | 418.4 J |
| 250 cal | 1046 J |
| 500 cal | 2092 J |
| 1000 cal | 4184 J |
Other calorie (small) conversions
Convert to joule from another unit
cal to J — frequently asked
How many joules are in 1 calorie (small)?
1 calorie (small) = 4.184 joules (cal × 4.184 = J).
What is the formula to convert calorie (small) to joule?
Multiply your calorie (small) value by 4.184 to get joule.
How do I convert 10 calories to joules?
10 cal = 41.84 J. For 100 cal the answer is 418.4 J. Use the calculator on this page for any other value.