Convert Watts to Horsepower
1 watt = 0.0013410221 horsepower. Multiply the number of watts by 0.0013410220896.
Result
1 W = 0.00134102209 hp
Multiply the number of watts by 0.0013410220896.
Results are rounded for display. Double-check values for critical work.
Watts to Horsepower table
| Watts | Horsepower |
|---|---|
| 1 W | 0.0013410221 hp |
| 2 W | 0.0026820442 hp |
| 3 W | 0.0040230663 hp |
| 4 W | 0.0053640884 hp |
| 5 W | 0.0067051104 hp |
| 10 W | 0.013410221 hp |
| 20 W | 0.026820442 hp |
| 25 W | 0.033525552 hp |
| 50 W | 0.067051104 hp |
| 100 W | 0.13410221 hp |
| 500 W | 0.67051104 hp |
| 1000 W | 1.3410221 hp |
About these units
The watt (W) is an SI base or derived unit of power.
The horsepower (mechanical) (hp) is an imperial unit of power, equal to 745.69987 watts.
Going the other way, 1 horsepower (mechanical) = 745.69987 watts. Power is energy per unit time — engine output in horsepower, air-conditioning capacity in tons, appliance draw in watts. All of them convert cleanly through the watt.
Frequently asked
- How many horsepower are in a watt?
- 1 watt = 0.0013410221 horsepower.
- How do you convert watts to horsepower?
- Multiply the number of watts by 0.0013410220896.
- What is 10 W in hp?
- 10 W = 0.013410221 hp.