Handy Units
Horsepower to Kilowattshp → kW
1 hp = 0.7457 kW · 1 kW = 1.34102 hp
Formula
kW ≈ hp × 0.7457
Example: 200 hp = 200 × 0.7457 = 149.14 kW
These units differ only by a fixed factor: multiply by it to convert, divide to go back. The factors are exact international definitions (for example 1 inch = 2.54 cm exactly); results are rounded only for display.
Horsepower and Kilowatts chart
| Horsepower (hp) | Kilowatts (kW) |
|---|---|
| 50 hp | 37.285 kW |
| 100 hp | 74.57 kW |
| 120 hp | 89.484 kW |
| 150 hp | 111.855 kW |
| 200 hp | 149.14 kW |
| 250 hp | 186.425 kW |
| 300 hp | 223.71 kW |
| 400 hp | 298.28 kW |
| 500 hp | 372.85 kW |
| Kilowatts (kW) | Horsepower (hp) |
|---|---|
| 1 kW | 1.34102 hp |
| 50 kW | 67.0511 hp |
| 75 kW | 100.577 hp |
| 100 kW | 134.102 hp |
| 110 kW | 147.512 hp |
| 150 kW | 201.153 hp |
| 200 kW | 268.204 hp |
| 300 kW | 402.307 hp |
About these units
Horsepower (imperial) (hp)Mechanical horsepower (hp): 1 hp ≈ 0.7457 kW, slightly more than PS; used by US carmakers.
Kilowatt (kW)Kilowatts, the SI unit of power for engines and appliances.
Questions
How many Kilowatts are in 1 Horsepower?
1 hp = 0.7457 kW.
How many Horsepower are in 1 Kilowatts?
1 kW = 1.34102 hp.