Calories to Kilojoules Converter

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

Calories 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.

calories to kj conversion table

Calories	Kilojoules
1 calories	0.004184 kj
2 calories	0.008368 kj
5 calories	0.02092 kj
10 calories	0.04184 kj
25 calories	0.1046 kj
50 calories	0.2092 kj
100 calories	0.4184 kj
500 calories	2.092 kj
1,000 calories	4.184 kj

How it is calculated

Result = value in Calories × 0.004184
So 1 calories = 0.004184 kj.

Common calories to kj conversions

1 calories = 0.004184 kj
5 calories = 0.02092 kj
10 calories = 0.04184 kj
25 calories = 0.1046 kj
50 calories = 0.2092 kj
100 calories = 0.4184 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 Calories to Kilojoules?

Multiply the Calories value by 0.004184. For example, 10 calories = 0.04184 kj.

What is 10 calories in kj?

10 calories equals 0.04184 kj.

Is the Calories 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.