Watt-hours to Kilocalories Converter
Convert Wh to kcal instantly. 1 Wh = 0.8604206501 kcal.
Conversion Formula
kcal = Wh × 0.8604206501
Example
25 Wh × 0.8604206501 = 21.51051625 kcal
Convert the other way: Kilocalories to Watt-hours →
Watt-hours to Kilocalories Conversion Table
| Watt-hours (Wh) | Kilocalories (kcal) |
|---|---|
| 0.1 | 0.08604206501 |
| 0.5 | 0.430210325 |
| 1 | 0.8604206501 |
| 2 | 1.7208413 |
| 5 | 4.30210325 |
| 10 | 8.604206501 |
| 20 | 17.208413 |
| 25 | 21.51051625 |
| 50 | 43.0210325 |
| 100 | 86.04206501 |
| 500 | 430.210325 |
| 1,000 | 860.4206501 |
About These Units
- Watt-hours (Wh)
- Exactly 3,600 joules, the energy delivered by one watt for one hour. Watt-hours rate phone power banks and laptop batteries, and airlines set their lithium battery carry-on limits in this unit.
- Kilocalories (kcal)
- Exactly 1,000 calories, or 4,184 J using the thermochemical calorie. This is the Calorie printed on US food labels, and it is the unit for daily diets and exercise energy estimates.
Frequently Asked Questions
How many kcal are in 1 Wh?
1 Wh equals 0.8604206501 kcal.
How do I convert Watt-hours to Kilocalories?
Multiply your Watt-hours value by 0.8604206501. For example, 25 Wh × 0.8604206501 = 21.51051625 kcal.
How many Wh are in 1 kcal?
1 kcal equals 1.162222222 Wh.