Joules to Calories Converter
Convert joules to calories with a free calculator
How to Convert Joules to Calories
Formula: 1 J = 0.2390057361 cal
Multiply your joules value by 0.2390057361 to get the equivalent in calories. The conversion factor 0.2390057361 is based on the internationally accepted definitions of both units.
Joules to Calories Reference Table
| Joules (J) | Calories (cal) |
|---|---|
| 1 J | 0.2390057361 cal |
| 5 J | 1.195028681 cal |
| 10 J | 2.390057361 cal |
| 25 J | 5.975143403 cal |
| 50 J | 11.95028681 cal |
| 100 J | 23.90057361 cal |
| 500 J | 119.5028681 cal |
| 1000 J | 239.0057361 cal |
Related Conversions
Frequently Asked Questions
How many calories are in 1 joule? +
1 joule equals approximately 0.239 calories (small calories). There are 4.184 joules in 1 calorie.
What is the difference between calories and Calories? +
A "calorie" (lowercase c) is a small calorie. A "Calorie" (uppercase C) or kilocalorie (kcal) equals 1,000 small calories. Food labels use Calories (kcal).
How many joules does a person use per day? +
An average adult uses about 8,700 kJ (kilojoules) or 2,000-2,500 kcal per day.