Joules to Calories Converter
1 joule = 0.2390057 calories
1 calorie = 4.184 joules
How to convert joules to calories
To convert joules to calories, divide the value in joules by 4.184.
cal = J ÷ 4.184
Example: 100 J ÷ 4.184 = 23.90057 cal
Joules to Calories conversion table
| Joule (J) | Calorie (cal) |
|---|---|
| 1 J | 0.2390057 cal |
| 2 J | 0.4780115 cal |
| 3 J | 0.7170172 cal |
| 4 J | 0.9560229 cal |
| 5 J | 1.195029 cal |
| 6 J | 1.434034 cal |
| 7 J | 1.67304 cal |
| 8 J | 1.912046 cal |
| 9 J | 2.151052 cal |
| 10 J | 2.390057 cal |
| 12 J | 2.868069 cal |
| 15 J | 3.585086 cal |
| 20 J | 4.780115 cal |
| 25 J | 5.975143 cal |
| 30 J | 7.170172 cal |
| 40 J | 9.560229 cal |
| 50 J | 11.95029 cal |
| 60 J | 14.34034 cal |
| 70 J | 16.7304 cal |
| 75 J | 17.92543 cal |
| 80 J | 19.12046 cal |
| 90 J | 21.51052 cal |
| 100 J | 23.90057 cal |
| 150 J | 35.85086 cal |
| 200 J | 47.80115 cal |
| 250 J | 59.75143 cal |
| 500 J | 119.5029 cal |
| 1,000 J | 239.0057 cal |
About these units
Joule (J)
The joule (J) is a unit of energy in the International System of Units (SI). It is the reference unit for all energy conversions on this site.
Calorie (cal)
The calorie (cal) is a unit of energy. 1 calorie equals 4.184 joules. This value is exact by definition.
Frequently asked questions
What is 1 joule in calories?
1 joule equals 0.2390057 calories.
How do I convert joules to calories?
To convert joules to calories, divide the value in joules by 4.184. Example: 100 J ÷ 4.184 = 23.90057 cal
What is 100 J in calories?
100 joules equals 23.90057 calories.