2 joules to kilocalories

2 J = 0.00047801 kcal. Change the amount below, or read the formula and the reference table further down.

2 joules equals

0.00047801kilocalories

1 J = 0.00023901 kcal

The formula

Joules and kilocalories both measure energy from the same zero, so a single multiplier does the job.

kcal = J × 0.0002390057

Going the other way? Convert kilocalories to joules.

Joules to kilocalories table

Values either side of 2 J.

Joules (J)Kilocalories (kcal)
-3-0.000717
-2.5-0.000598
-2-0.000478
-1.5-0.000359
-1-0.000239
-0.5-0.00012
00
0.50.00012
10.000239
1.50.000359
20.000478
2.50.000598
30.000717
3.50.000837
40.000956
4.50.001076
50.001195
5.50.001315
60.001434
6.50.001554
70.001673

Questions people ask

How many kilocalories are in a joule?
One joule equals 0.0002390057 kilocalories.
How do I convert joules to kilocalories by hand?
Multiply the number of joules by 0.0002390057. For a rough check, 0 is close enough for most everyday use.
What is 2 joules in kilocalories?
2 joules is 0.00047801 kilocalories.

Calcuit generates this page from a unit table, so the factors here match every other page on the site.

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