Convert calorie (cal) to watt hour (Wh).
EnergyOpen
Watt Hour to Calorie Converter (Wh to cal)
Convert watt hour (Wh) to calorie (cal).Unit Converter · Energy
Quick answer
1 watt hour (Wh) is approximately equal to 860.4207 calories (cal). 1 calorie (cal) is approximately equal to 0.00116222 watt hours (Wh).
To convert Wh to cal, multiply the value in watt hours by 860.420650096. For example, 10 Wh = 8,604.20650096 cal, and 100 Wh = 86,042.0650096 cal.
Loading chart…
Quick reference — watt hour to calorie
More in Energy
All Energy convertersConvert watt hour (Wh) to joule (J).
EnergyOpenConvert watt hour (Wh) to kilojoule (kJ).
EnergyOpenConvert watt hour (Wh) to kilocalorie (kcal).
EnergyOpenConvert watt hour (Wh) to kilowatt hour (kWh).
EnergyOpenConvert watt hour (Wh) to BTU (BTU).
EnergyOpenConvert watt hour (Wh) to electronvolt (eV).
EnergyOpenConvert joule (J) to calorie (cal).
EnergyOpenConvert kilojoule (kJ) to calorie (cal).
EnergyOpen
How to convert watt hours to calories
How many calories are in a watt hour? 1 watt hour is about 860.4207 calories. This free Wh to cal converter and watt hour to calorie calculator gives the answer instantly for any value.
To convert watt hour (Wh) to calorie (cal), multiply the value in watt hours by 860.420650096.
cal = Wh × 860.420650096
- 1
Take the value in watt hours
For example, 25 Wh.
- 2
Multiply by 860.420650096
25 × 860.420650096.
- 3
Read the answer in calories
25 Wh = 21,510.5162524 cal.
Watt Hour to Calorie conversion table
Common values from 1 to 1,000 watt hours converted to calories.
| Watt Hour (Wh) | Calorie (cal) |
|---|---|
| 1 Wh | 860.4206501 cal |
| 2 Wh | 1,720.84130019 cal |
| 3 Wh | 2,581.26195029 cal |
| 4 Wh | 3,441.68260038 cal |
| 5 Wh | 4,302.10325048 cal |
| 6 Wh | 5,162.52390057 cal |
| 7 Wh | 6,022.94455067 cal |
| 8 Wh | 6,883.36520076 cal |
| 9 Wh | 7,743.78585086 cal |
| 10 Wh | 8,604.20650096 cal |
| 15 Wh | 12,906.3097514 cal |
| 20 Wh | 17,208.4130019 cal |
| 25 Wh | 21,510.5162524 cal |
| Watt Hour (Wh) | Calorie (cal) |
|---|---|
| 30 Wh | 25,812.6195029 cal |
| 40 Wh | 34,416.8260038 cal |
| 50 Wh | 43,021.0325048 cal |
| 60 Wh | 51,625.2390057 cal |
| 70 Wh | 60,229.4455067 cal |
| 75 Wh | 64,531.5487572 cal |
| 80 Wh | 68,833.6520076 cal |
| 90 Wh | 77,437.8585086 cal |
| 100 Wh | 86,042.0650096 cal |
| 250 Wh | 2,15,105.162524 cal |
| 500 Wh | 4,30,210.325048 cal |
| 1,000 Wh | 8,60,420.650096 cal |
About watt hours and calories
Watt Hour (Wh)
A watt-hour (Wh) is the energy of one watt used for one hour, equal to 3,600 joules. Battery capacities are often given in Wh.
Calorie (cal)
A calorie (cal) here is the thermochemical calorie, exactly 4.184 joules. Food "Calories" are kilocalories, a thousand times larger.
Wh to cal: common questions
- How many calories are in 1 watt hour?
- 1 watt hour (Wh) is approximately equal to 860.4207 calories (cal). In short: 1 Wh ≈ 860.4207 cal.
- How do I convert watt hours to calories?
- To convert Wh to cal, multiply the value in watt hours by 860.420650096. For example, 5 Wh = 4,302.10325048 cal.
- How do I convert calories to watt hours?
- To convert cal to Wh, divide the value in calories by 860.420650096. Or open the Calorie to Watt Hour converter, which does it for you.
- What is 10 Wh in cal, and what is 100 Wh?
- 10 Wh = 8,604.20650096 cal, and 100 Wh = 86,042.0650096 cal. The table above lists more values from 1 to 1,000.
- Is this Wh to cal converter accurate?
- Yes. It uses the exact conversion factor and shows results to as many as 8 decimal places, so you can rely on it for study, work and everyday measuring.
Customize this calculator
Pick a look, copy the code, and this Watt Hour to Calorie calculator — with its inputs and results — runs on your own website.
Theme color
Match your brand's colors
Corner style
Sharp, soft or fully rounded
Widget width
Compact, standard or full width
Live preview
Full widthThe same inputs, result and chart as the calculator above, styled with your choices.
yoursite.com