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Kilocalorie (kcal) to Kilojoule (kJ)

Convert Kilocalorie (kcal) to Kilojoule (kJ) instantly with our free online converter. Enter a value and get the result immediately — no signup, no ads, works entirely in your browser.

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How to use Kilocalorie to Kilojoule

  1. Enter the value in Kilocalorie (kcal) in the input field.
  2. The result in Kilojoule (kJ) is calculated instantly as you type.
  3. Copy the result using the Copy button or click Clear to start over.

What is Kilocalorie to Kilojoule?

This tool converts values from Kilocalorie (kcal) to Kilojoule (kJ). Multiply the value in Kilocalorie by 4.18400 to get Kilojoule. The conversion happens entirely in your browser — no data is sent to any server, ensuring fast results and complete privacy.
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FAQ

How do I convert Kilocalorie to Kilojoule?
Enter the value in Kilocalorie in the input field above. The equivalent Kilojoule value will be calculated automatically. Multiply the value in Kilocalorie by 4.18400 to get Kilojoule.
What is the formula to convert kcal to kJ?
1 kcal = 4.18400 kJ. Multiply the Kilocalorie value by 4.18400 to get Kilojoule.
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.

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