Common Converters

Convert Joules to Calories

Use our accurate converter to change joules into calories. This tool is simple to use and works instantly.

How to Calculate

To change joules to calories, you just need to know the conversion factor.

Rule: 1 Joules = 0.2388458966 Calories

Joules to Calories
Pre-defined calculator for direct joules to calories conversion.
Joules (J)
0
Calories (IT) (cal)
Formula: 1 Joules = 0.2388459 Calories

Unit Information

About Joules

Definition: The joule is the main unit for measuring energy.

History: It is named after a scientist who studied heat and motion.

Where it is used: Standard unit used in science and engineering to track work.

Joules to Calories Conversion Table

Joules [j]Calories [cal]
0.01 j0.002388459 cal
0.1 j0.0238845897 cal
1 j0.2388458966 cal
2 j0.4776917933 cal
3 j0.7165376899 cal
5 j1.1942294831 cal
10 j2.3884589663 cal
20 j4.7769179325 cal
50 j11.9422948314 cal
100 j23.8845896627 cal
1000 j238.8458966275 cal

How to Convert Joules to Calories

Calculation: To convert joules to calories, multiply the value by the conversion factor (0.2388458966).

Example: convert 15 j to cal:
15 j = 15 × 0.2388458966 cal = 3.5826884494 cal

Joules to All Energy Units

Explore all available conversion pairs for joules to other professional energy metrics.

All Unit Conversion Systems

Access our high-fidelity calculators for other measurement systems and engineering metrics.