Convert Gram calorie to Joule (cal to J)
How to convert gram calories to joules
To convert gram calories to joules, multiply gram calories by 4.184
To convert joules to gram calories, divide joules by 4.184
Common gram calorie to joule examples
| Gram calorie (cal) | Joule (J) |
|---|---|
| 1 cal | 4.184 J |
| 10 cal | 41.84 J |
| 50 cal | 209.2 J |
| 100 cal | 418.4 J |
| 250 cal | 1,046 J |
| 500 cal | 2,092 J |
| 1,000 cal | 4,184 J |
| 10,000 cal | 41,840 J |
| 100,000 cal | 418,400 J |
| 1,000,000 cal | 4,184,000 J |
Frequently asked questions
How many joules are in 100 gram calories?
100 cal equals about 418.4 J.
What is the gram calories to joules formula?
Use joules = gram calories × 4.184. For reverse conversion, gram calories = joules × 0.239005736138.
Can I convert joules to gram calories too?
Yes. The calculator supports two-way conversion. Edit either field and the other updates instantly.
Is this conversion exact?
The converter uses fixed unit factors. Display values are rounded for readability.