# Calories to kcal conversion

Calories (cal) to kilocalories (kcal), energy conversion calculator and how to convert.

## Calories to kcal conversion calculator

Select calorie unit type, enter the energy in calories and press the Convert button:

 Select calorie unit type: Small calories Large/food calories Enter energy in calories: Result in small kilocalories: kcal

kcal to calories conversion calculator ►

## Small & large calories

Small calorie (cal) is the energy needed to increase 1 gram of water by 1°C at a pressure of 1 atmosphere.

Large calorie (Cal) is the energy needed to increase 1 kg of water by 1°C at a pressure of 1 atmosphere.

Large calorie is also called food calorie and is used as a unit of food energy.

## How to convert calories to kcal

### cal to kcal - small calories to small kilocalories

1 kcal = 1000 cal

The energy in small kilocalories (kcal) is equal to the energy in small calories (cal) divided by 1000:

E(kcal) = E(cal) / 1000

##### Example

Convert 6000cal to small kcal:

E(kcal) = 6000cal / 1000 = 6 kcal

### Cal to kcal - large calories to small kilocalories

1 kcal = 1 Cal

The energy in small kilocalories (kcal) is equal to the energy in large calories (Cal):

E(kcal) = E(Cal)

##### Example

Convert 6Cal to kcal:

E(kcal) = 6Cal = 6kcal

kcal to calories conversion ►