Table Of Contents
Calories to joules Conversion
1 calories (cal) is equal to 4.184 joules (joule).
1 cal = 4.184 joule
or
1 joule = 0.2390057361 cal
Formula
To convert a energy from calories (cal) to joules (joule), multiply the energy in calories by 4.184
e(joule) = e(cal) × 4.184
Examples:
Convert 1 calories to joules:
e(joule) = 1cal × 4.184 = 4.184 joule
Conversion table
| Calories (cal) | Joules (joule) |
|---|---|
| 0.1 cal | 0.4184 joule |
| 0.5 cal | 2.092 joule |
| 1 cal | 4.184 joule |
| 3 cal | 12.552 joule |
| 5 cal | 20.92 joule |
| 7 cal | 29.288 joule |
| 9 cal | 37.656 joule |
| 10 cal | 41.84 joule |
| 30 cal | 125.52 joule |
| 50 cal | 209.2 joule |
| 70 cal | 292.88 joule |
| 90 cal | 376.56 joule |
| 1000 cal | 4184 joule |
| 10000 cal | 41840 joule |
Frequently asked questions
How do I convert calories to joules?
Multiply the value in calories by 4.184 to get the result in joules. For example, 5 cal × 4.184 = 20.92 joule.
How many joules are in 1 calories?
1 calories (cal) is equal to 4.184 joules (joule).
How do I convert joules back to calories?
Use the inverse operation: divide the value in joules by 4.184 to get the result in calories.
How accurate is the calories to joules conversion?
The converter multiplies by the conversion factor 4.184 and rounds the result to 9 decimal places by default. You can increase or reduce the precision with the digits option on this page.
