Convert Watt-hours to Calories
One watt-hour equals 860.42065 calories. Type any value to convert watt-hours to calories instantly — with a full reference table below.
Convert Watt-hours to Calories
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Conversion formula
To convert watt-hours to calories, multiply by 860.42065. One watt-hour equals 860.42065 cal, and one calorie equals 0.001162 Wh.
Watt-hours to Calories table
About converting Watt-hours to Calories
Watt-hours (Wh) and Calories (cal) are both units of energy. The exact factor is 1 Wh = 860.42065 cal, so multiply by 860.42065 to go from watt-hours to calories (or divide to go back).
The conversion is exact and runs entirely in your browser. Need the reverse? Use the Calories to Watt-hours converter, or the full unit converter for every unit at once.
Frequently asked questions
How many calories are in one watt-hour?
One watt-hour equals 860.42065 calories.
How do I convert watt-hours to calories?
Multiply the number of watt-hours by 860.42065. For example, 10 watt-hours = 8,604.206501 calories.
What is 5 watt-hours in calories?
5 watt-hours is 4,302.10325 calories.