Calorie to Watt-hour conversion

Convert between Calorie (cal) and Watt-hour (Wh) or vice versa.

About Calorie to Watt-hour conversion

What is Calorie?

Calorie is a unit of energy defined as the amount of energy needed to raise the temperature of one gram of water by one degree Celsius.

What is Watt-hour?

Watt-hour is the amount of energy transferred when one watt of power is applied for one hour, commonly used for measuring energy consumption.

How to convert Calorie to Watt-hour using our tool?

Enter the Calorie value in the input field above. Our tool will automatically convert the value to Watt-hour. You can also use the dropdown to select any other unit you want to convert to. The conversion is instant and you can see the result immediately, even when you change the units.