⚡ Energy & Calories

Convert joules to calories (Energy)

1 J = 0.239006 cal. Convert joules to calories instantly with the converter below.

Value

Result —

How to convert

Divide the value (J) by 4.184 to get cal — example: 5 J = 1.195029 cal

Conversion table

Joules to calories conversion table
Joule	Calorie
1 J	0.239006 cal
2 J	0.478011 cal
5 J	1.195029 cal
10 J	2.390057 cal
50 J	11.950287 cal
100 J	23.900574 cal
250 J	59.751434 cal
500 J	119.502868 cal
1,000 J	239.005736 cal
2,000 J	478.011472 cal

About the units

Joule — symbol J.
Calorie — symbol cal.

The small calorie is the thermochemical calorie = 4.184 J; food calories are the large calorie (kilocalorie).

Frequently asked questions

How many calories are in 1 joule?

1 J = 0.239006 cal.

How do I convert joules to calories?

Divide the value (J) by 4.184 to get cal.

How many joules are in 1 calorie?

1 cal = 4.184 J.

Which definition does this conversion use?

The small calorie is the thermochemical calorie = 4.184 J; food calories are the large calorie (kilocalorie).

Related conversions

Reverse: calories to joules

Joules to other units

joules to kilojoules joules to kilocalories joules to watt-hours joules to kilowatt-hours joules to BTU

Other units to calories

kilojoules to calories kilocalories to calories watt-hours to calories kilowatt-hours to calories BTU to calories

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