Premium

Kilojoules to Kilocalories

Type a number in Kilojoules and see it in Kilocalories instantly. For food energy labels.

Pick by country (optional)

–

Calculations run in this page only. Conversion factors follow official definitions.

How to use

  1. 1. Type a numberEnter a value in Kilojoules in the top box.
  2. 2. See the answerThe answer in Kilocalories appears right away. Type in the bottom box to convert back.
  3. 3. Use the chartA chart of common values appears on the right. You can print it.

Kilojoules to Kilocalories chart

kJkcal
10023.9006
25059.7514
500119.503
1,000239.006
2,000478.011
8,4002,007.65

Sources

Conversion factors follow official definitions such as the NIST conversion tables.

Sources: NIST Guide to the SI, Appendix B

FAQ

What is 1 kJ in kcal?

1 kJ = 0.2390057361 kcal.

How do I convert Kilojoules to Kilocalories?

Multiply the number of Kilojoules by 0.2390057361. Formula: kcal = kJ × 0.2390057361

How do I convert Kilocalories back to Kilojoules?

Divide by 0.2390057361 (or multiply by 4.184). Press Swap to convert the other way.

How many kcal is 1,000 kJ?

1,000 kJ is 239.006 kcal. The table below lists more values.

How many kcal is 2,000 kJ?

2,000 kJ is 478.011 kcal. The table below lists more values.

Is my data sent anywhere?

No. The conversion happens in your browser.

KitbenchPremium

One Premium. Every upgrade, as much as you like.

  • All paid features in every extension
  • Premium features in Kitbench web tools
  • Extensions we release later are included
  • Monthly¥980/month
  • Yearly¥9,800/year (about ¥817/month)
  • Lifetime¥14,800 once
Pricing

More tools