Joules to Kilocalories Converter

Instantly convert Joules (J) to Kilocalories (kcal). Free online converter with formula and table.

J
kcal
1 J = 0.0002390057 kcal
1 Joule = 0.0002390057 kilocalories
1 Kilocalorie = 4,184 joules

Joules to Kilocalories Conversion Table

Joules (J)Kilocalories (kcal)
1,0000.239006
5,0001.195
10,0002.3901
50,00011.9503
100,00023.9006
500,000119.5029
1,000,000239.0057

How to Convert Joules to Kilocalories

kcal = J × 0.0002390057

Example

Convert 10 joules to kilocalories:

10 J × 0.0002390057 = 0.0023900574 kcal
Convert Kilocalories to Joules

Popular Joule to Kilocalorie Conversions

1 J = 0.0002390057 kcal 2 J = 0.0004780115 kcal 5 J = 0.0011950287 kcal 10 J = 0.0023900574 kcal 15 J = 0.003585086 kcal 20 J = 0.0047801147 kcal 25 J = 0.0059751434 kcal 50 J = 0.01195 kcal

Related Conversions

Therms → Joules thm → J Therms → Kilocalories thm → kcal Kilowatt Hours → Joules kWh → J Kilowatt Hours → Kilocalories kWh → kcal Electronvolts → Joules eV → J Electronvolts → Kilocalories eV → kcal BTUs → Joules BTU → J BTUs → Kilocalories BTU → kcal
View all Energy conversions

About These Units

J Joule Learn more → kcal Kilocalorie Learn more →

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Energy Units Guide Understand…

Frequently Asked Questions

How many Kilocalories are in a Joule?

There are 0.0002390057 Kilocalories in one Joule.

How do I convert Joules to Kilocalories?

To convert Joules to Kilocalories, multiply the value in Joules by 0.0002390057. For example, 10 Joules = 10 × 0.0002390057 = 0.0023900574 Kilocalories.

What is the formula to convert Joules to Kilocalories?

The formula is: Kilocalories (kcal) = Joules (J) × 0.0002390057

How do I convert Kilocalories back to Joules?

To convert Kilocalories to Joules, multiply by 4,184 (or divide by 0.0002390057).