Calorie (cal) to Joule (J)

Convert Calorie (cal) to Joule (J) instantly with our free online converter. Enter a value and get the result immediately — no signup, no ads, works entirely in your browser.

How to use Calorie to Joule

1. Enter the value in Calorie (cal) in the input field.
2. The result in Joule (J) is calculated instantly as you type.
3. Copy the result using the Copy button or click Clear to start over.

What is Calorie to Joule?

FAQ

How do I convert Calorie to Joule?

Enter the value in Calorie in the input field above. The equivalent Joule value will be calculated automatically. Multiply the value in Calorie by 4.18400 to get Joule.

What is the formula to convert cal to J?

1 cal = 4.18400 J. Multiply the Calorie value by 4.18400 to get Joule.

Is this converter accurate?

Yes, this converter uses standard conversion factors and provides results to high precision. All calculations happen in your browser using JavaScript's floating-point arithmetic.