How to convert cal to joules
To convert cal to joules, multiply the value by 4.184 (or divide it by 0.23901).
Step by step: 1 cal to joules
1 cal × 4.184 = 4.184 J
cal to joules: values near 1
| cal | J |
|---|---|
| 0.5 cal | 2.092 J |
| 1 cal | 4.184 J |
| 1.5 cal | 6.276 J |
| 2 cal | 8.368 J |
| 2.5 cal | 10.46 J |
| 3 cal | 12.552 J |
| 4 cal | 16.736 J |
Good to know
1 kilocalorie (a food Calorie) = 4.184 kilojoules and 1 kWh = 3,600 kJ.
Frequently asked questions
What is 1 cal in joules?
1 calorie = 4.184 joules.
How do I convert cal to joules?
To convert cal to joules, multiply the value by 4.184 (or divide it by 0.23901).
How many calories are in 1 joule?
1 joule = 0.23901 calories.
What is 1 cal in joules, rounded?
Rounded to two decimal places: 1 calorie ≈ 4.18 joules.
joules to cal
Need the opposite direction? Use the joules to cal converter.