Joules to Calories Converter
Convert joules to calories instantly. One joule equals 0.239006 calories, so you can type any value in J and read the answer in cal. The page also…
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Convert joules to calories instantly. One joule equals 0.239006 calories, so you can type any value in J and read the answer in cal. The page also shows a conversion table and the exact formula used.
Worked example
Example calculated from the starting values. Enter your own values and press Calculate to get your result.
1 J = 0.239006 cal
With the default inputs (value in joules = 1 J), the results are: calories 0.239006 cal.
Joules to calories conversion table
Reference table based on the example values; it is not your calculation result.
| joules (J) | calories (cal) |
|---|---|
| 1 | 0.239006 |
| 2 | 0.478011 |
| 5 | 1.195 |
| 10 | 2.3901 |
| 25 | 5.9751 |
| 50 | 11.9503 |
| 100 | 23.9006 |
| 500 | 119.5029 |
| 1,000 | 239.0057 |
Frequently asked questions
How many calories are in one joule?
1 joule = 0.239006 calories.
What is the formula to convert joules to calories?
Multiply the value in joules by 0.239006.
How do I convert calories back to joules?
1 calorie = 4.184 joules.
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