How to convert joules to calories
One joule equals 0.2390057361 calories – put the other way, one calorie is 4.184 joules. So divide the number of joules by 4.184. For example, 5 J ÷ 4.184 = 1.195028681 cal.
Joules to calories table
| Joules (J) | Calories (cal) |
|---|---|
| 0.1 J | 0.0239005736 cal |
| 0.5 J | 0.1195028681 cal |
| 1 J | 0.2390057361 cal |
| 2 J | 0.4780114723 cal |
| 3 J | 0.7170172084 cal |
| 4 J | 0.9560229446 cal |
| 5 J | 1.195028681 cal |
| 6 J | 1.434034417 cal |
| 7 J | 1.673040153 cal |
| 8 J | 1.912045889 cal |
| 9 J | 2.151051625 cal |
| 10 J | 2.390057361 cal |
| 15 J | 3.585086042 cal |
| 20 J | 4.780114723 cal |
| 25 J | 5.975143403 cal |
| 30 J | 7.170172084 cal |
| 50 J | 11.95028681 cal |
| 75 J | 17.92543021 cal |
| 100 J | 23.90057361 cal |
| 250 J | 59.75143403 cal |
| 500 J | 119.5028681 cal |
| 1,000 J | 239.0057361 cal |
Need it the other way? Use the calories to joules converter, or the unit converter for any other energy unit.
Questions
How many calories are in a joule?
1 J = 0.2390057361 cal.
How many joules are in a calorie?
1 cal = 4.184 J.
What is 10 J in cal?
10 J = 2.390057361 cal.