Kilojoule to Calorie Converter

1 Kilojoule = 239.005736 Calorie

To convert kilojoules to calories, multiply by 239.005736.

Conversions between Kilojoule (kJ) and Calorie (cal) are essential in the energy category. This tool provides a quick, free, and accurate way to convert kilojoules to calories for academic, professional, or personal calculations. Check the detailed conversion table and formula explanation below for more context.

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Formula

cal = kJ × 239.005736138

To convert Kilojoule to Calorie, use the formula displayed above.

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Kilojoule to Calorie: Quick Reference Table

Kilojoule (kJ) Calorie (cal)
0.001 0.239006
0.01 2.390057
0.1 23.900574
0.5 119.502868
1 239.005736
2 478.011472
5 1195.028681
10 2390.057361
25 5975.143403
50 11950.286807
100 23900.573614
250 59751.434034
500 119502.868069
1000 239005.736138

kJ to cal Formula and Examples

Direct Formula cal = kJ × 239.005736138
Inverse Formula kJ = cal × 0.004184
Mental Math Shortcut

Multiply the value by roughly 239 to calculate the equivalent amount in your head.

Common Kilojoule to Calorie Calculations

  • 5 kJ = 1195.028681 cal
  • 10 kJ = 2390.057361 cal
  • 50 kJ = 11950.286807 cal
  • 100 kJ = 23900.573614 cal
  • 500 kJ = 119502.868069 cal

How to Convert Kilojoule to Calorie

How many calories are in a kilojoule?
1 Kilojoule (kJ) is equal to 239.005736 Calorie (cal). To convert kilojoules to calories, multiply your value by 239.005736.
How do I convert kilojoule to calorie?
To convert Kilojoule to Calorie, use the formula: Calorie = Kilojoule × 239.005736. For example, 5 kJ = 1195.028681 cal.
What is the formula for kJ to cal?
The formula is: cal = kJ × 239.005736. This is based on the exact SI conversion factor. Use our calculator above to convert any value instantly.