⚡ Energy & Calories

Convert calories to watt-hours (Energy)

1 cal = 0.00116222 Wh. Convert calories to watt-hours instantly with the converter below.

Value

Result —

How to convert

Multiply the value (cal) by 0.00116222 to get Wh — example: 5 cal = 0.00581111 Wh

Conversion table

Calories to watt-hours conversion table
Calorie	Watt-hour
1 cal	0.00116222 Wh
2 cal	0.00232444 Wh
5 cal	0.00581111 Wh
10 cal	0.0116222 Wh
50 cal	0.0581111 Wh
100 cal	0.116222 Wh
250 cal	0.290556 Wh
500 cal	0.581111 Wh
1,000 cal	1.162222 Wh
2,000 cal	2.324444 Wh

About the units

Calorie — symbol cal.
Watt-hour — symbol Wh.

The small calorie is the thermochemical calorie = 4.184 J; food calories are the large calorie (kilocalorie).

Frequently asked questions

How many watt-hours are in 1 calorie?

1 cal = 0.00116222 Wh.

How do I convert calories to watt-hours?

Multiply the value (cal) by 0.00116222 to get Wh.

How many calories are in 1 watt-hour?

1 Wh = 860.42065 cal.

Which definition does this conversion use?

The small calorie is the thermochemical calorie = 4.184 J; food calories are the large calorie (kilocalorie).

Related conversions

Reverse: watt-hours to calories

Calories to other units

calories to joules calories to kilojoules calories to kilocalories calories to kilowatt-hours calories to BTU

Other units to watt-hours

joules to watt-hours kilojoules to watt-hours kilocalories to watt-hours kilowatt-hours to watt-hours BTU to watt-hours

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