Horsepower to Kilowatts Converter
1 horsepower = 0.7456999 kilowatts
Type a value in either box: the conversion between horsepower (hp) and kilowatts (kW) updates instantly.
Kilowatts to Horsepower Converter
Good to know
To convert horsepower to kilowatts, multiply by 0.7457. A 300 hp engine produces about 224 kW.
How to convert horsepower to kilowatts
To convert horsepower to kilowatts, multiply the number of horsepower by 0.7456999. To go the other way, multiply kilowatts by 1.341022.
kW = hp × 0.7456999
Worked examples
- 1 hp = 0.7456999 kW
- 100 hp = 74.56999 kW
- 200 hp = 149.14 kW
- 300 hp = 223.71 kW
Horsepower to Kilowatts conversion table
| Horsepower (hp) | Kilowatts (kW) |
|---|---|
| 1 hp | 0.7456999 kW |
| 5 hp | 3.728499 kW |
| 10 hp | 7.456999 kW |
| 25 hp | 18.6425 kW |
| 50 hp | 37.28499 kW |
| 75 hp | 55.92749 kW |
| 100 hp | 74.56999 kW |
| 120 hp | 89.48398 kW |
| 150 hp | 111.855 kW |
| 180 hp | 134.226 kW |
| 200 hp | 149.14 kW |
| 250 hp | 186.425 kW |
| 300 hp | 223.71 kW |
| 400 hp | 298.2799 kW |
| 500 hp | 372.8499 kW |
| 600 hp | 447.4199 kW |
| 800 hp | 596.5599 kW |
| 1,000 hp | 745.6999 kW |
About the units
Horsepower (hp)
Mechanical horsepower (hp) is 550 foot-pounds per second, about 745.7 watts. It is the usual car power figure in the US and UK.
Kilowatts (kW)
A kilowatt (kW) is 1,000 watts. Car engines, electric motors and heat pumps are rated in kilowatts in most countries.
Frequently asked questions
How do I convert horsepower to kilowatts?
kW = hp × 0.7456999What is 100 hp in kilowatts?
How many kilowatts are in one horsepower?
How many horsepower are in a kilowatt?
Conversion factors use exact international definitions where they exist (for example 1 inch = 2.54 cm and 1 lb = 0.45359237 kg). Results are rounded for display only.