Calories to Joules Converter

Convert Calories (cal) to Joules (J) instantly. 1 Calorie = 4.184 Joules.

Calories to Joules 13 units

Common Energy Conversions

Calories to Joules Conversion Table

Calories (cal) Joules (J)
0.01 cal 0.04184 J
0.1 cal 0.4184 J
0.5 cal 2.092 J
1 cal 4.184 J
2 cal 8.368 J
5 cal 20.92 J
10 cal 41.84 J
25 cal 104.6 J
50 cal 209.2 J
100 cal 418.4 J
250 cal 1046 J
500 cal 2092 J
1000 cal 4184 J
5000 cal 20920 J
10000 cal 41840 J

📐 How to Convert Calories to Joules

Multiply the Calorie value by 4.184 to get Joules.

Example: 10 Calories × 4.184 = 41.84 Joules

To go the other way, multiply by 0.2390057361. Use the reverse converter →

Frequently Asked Questions

Q How many Joules in a Calorie?
1 Calorie equals 4.184 Joules.
Q How do I convert Calories to Joules?
Multiply your Calorie value by 4.184 to get the result in Joules.

ℹ️ About These Units

Calorie
cal

A unit of energy commonly used in measurement systems worldwide.

Joule
J

A unit of energy used alongside and interchangeable with other standard units.