Convert horsepower to kilowatts quickly and accurately using this free online converter
Used for car and motorcycle engine ratings, motor specifications, and generator output.
💡 The US and UK commonly rate engines in horsepower (hp); most of the world uses kilowatts (kW) for official specifications.
kW = hp × 0.7457
Example: 1 hp × 0.7457 = 0.7457 kW
Use kW for international and EU vehicle specifications; horsepower for US and UK marketing figures.
Common uses: vehicle engine specs, electric motors, and generators.
How do I convert hp to kW?
Multiply the value in Horsepower by 0.7457. For example: 10 hp = 7.457 kW.
When should I use Kilowatts instead of Horsepower?
Use kW for international and EU vehicle specifications; horsepower for US and UK marketing figures.
Is this converter accurate?
Yes. We use internationally recognized conversion factors, updated to current standards.
| Horsepower (hp) | Kilowatts (kW) |
|---|---|
| 1 hp | 0.7457 kW |
| 5 hp | 3.7285 kW |
| 10 hp | 7.457 kW |
| 50 hp | 37.285 kW |
| 100 hp | 74.57 kW |
| 250 hp | 186.425 kW |
| 500 hp | 372.85 kW |
| 1000 hp | 745.7 kW |