1 calorie to watt hours
1 cal = 0.00116222 Wh. Change the amount below, or read the formula and the reference table further down.
1 calorie equals
watt hours
1 cal = 0.00116222 Wh
The formula
Calories and watt hours both measure energy from the same zero, so a single multiplier does the job.
Wh = cal × 0.0011622222
Going the other way? Convert watt hours to calories.
Calories to watt hours table
Values either side of 1 cal.
| Calories (cal) | Watt hours (Wh) |
|---|---|
| -4 | -0.004649 |
| -3.5 | -0.004068 |
| -3 | -0.003487 |
| -2.5 | -0.002906 |
| -2 | -0.002324 |
| -1.5 | -0.001743 |
| -1 | -0.001162 |
| -0.5 | -0.000581 |
| 0 | 0 |
| 0.5 | 0.000581 |
| 1 | 0.001162 |
| 1.5 | 0.001743 |
| 2 | 0.002324 |
| 2.5 | 0.002906 |
| 3 | 0.003487 |
| 3.5 | 0.004068 |
| 4 | 0.004649 |
| 4.5 | 0.00523 |
| 5 | 0.005811 |
| 5.5 | 0.006392 |
| 6 | 0.006973 |
Questions people ask
- How many watt hours are in a calorie?
- One calorie equals 0.0011622222 watt hours.
- How do I convert calories to watt hours by hand?
- Multiply the number of calories by 0.0011622222. For a rough check, 0.001 is close enough for most everyday use.
- What is 1 calorie in watt hours?
- 1 calorie is 0.00116222 watt hours.
Calcuit generates this page from a unit table, so the factors here match every other page on the site.