Kilocalories to Kilojoules Converter

Convert Kilocalories to Kilojoules with this free calculator. Type any value to convert it instantly, or use the conversion table below for common amounts.

Kilocalories and Kilojoules are both units used in the Energy Converter. This page converts between the two, shows the exact conversion factor and gives a table of the values people look up most often.

kcal to kj conversion table

Kilocalories	Kilojoules
1 kcal	4.184 kj
2 kcal	8.368 kj
5 kcal	20.92 kj
10 kcal	41.84 kj
25 kcal	104.6 kj
50 kcal	209.2 kj
100 kcal	418.4 kj
500 kcal	2092 kj
1,000 kcal	4184 kj

How it is calculated

Result = value in Kilocalories × 4.184
So 1 kcal = 4.184 kj.

Common kcal to kj conversions

1 kcal = 4.184 kj
5 kcal = 20.92 kj
10 kcal = 41.84 kj
25 kcal = 104.6 kj
50 kcal = 209.2 kj
100 kcal = 418.4 kj

Related conversions

Other conversions from the same Energy Converter:

joules to kj joules to calories joules to kcal joules to wh joules to kwh kj to joules kj to calories kj to kcal All conversions

Frequently asked questions

How do I convert Kilocalories to Kilojoules?

Multiply the Kilocalories value by 4.184. For example, 10 kcal = 41.84 kj.

What is 10 kcal in kj?

10 kcal equals 41.84 kj.

Is the Kilocalories to Kilojoules converter accurate?

Yes. The conversion uses the internationally defined conversion factor between these units, so the result is exact at the precision shown.