How many joules in 1 kilogram calorie?
The answer is 4185.8.

We assume you are converting between **joule** and **kilogram calorie**.

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joules or
kilogram calorie

The SI derived unit for **energy** is the joule.

1 joule is equal to 0.000238902957619 kilogram calorie.

Note that rounding errors may occur, so always check the results.

Use this page to learn how to convert between joules and kilogram calories.

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The joule (symbol J, also called newton meter, watt second, or coulomb volt) is the SI unit of energy and work. The unit is pronounced to rhyme with "tool", and is named in honor of the physicist James Prescott Joule (1818-1889).

The large calorie or kilogram calorie approximates the energy needed to increase the temperature of 1 kg of water by 1 °C. This is about 4.185 kJ, and exactly 1000 small calories.

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