Watts to Horsepower
Convert watts (W) to horsepower (hp) instantly — with formula and reference table.
W
hp
Quick answer: 1 W = 0.001341 hp. To convert watts to horsepower, multiply by W × 0.001341.
Converting watts to horsepower
This converter changes a value in watts (W) into horsepower (hp). One watt equals 0.001341 hp. One mechanical horsepower equals 745.7 watts, so converting watts to horsepower means dividing by 745.7. The conversion runs entirely in your browser — enter a value and the result updates instantly, in either direction.
Formula
hp = W × 0.001341
Example
Convert 10 W to hp: 10 × 0.001341 = 0.01341 hp.
Watts to Horsepower conversion table
| Watts (W) | Horsepower (hp) |
|---|---|
| 1 W | 0.001341 hp |
| 2 W | 0.002682 hp |
| 3 W | 0.004023 hp |
| 5 W | 0.006705 hp |
| 10 W | 0.01341 hp |
| 20 W | 0.02682 hp |
| 25 W | 0.033526 hp |
| 50 W | 0.067051 hp |
| 100 W | 0.134102 hp |
How to use this converter
- Enter a value in the watts (W) field.
- Read the converted value in horsepower (hp) below.
- Type into the hp field instead to convert in reverse, or use the swap button.
Frequently asked questions
How many horsepower is 745.7 watts?
745.7 watts equals 1 mechanical horsepower.
How do I convert 1,000 W to hp?
1,000 times 0.00134102 = 1.34 hp.
How many watts is 1 hp?
1 mechanical horsepower equals 745.7 watts.