Horsepower (British) to Kilowatt Converter (hp to kW)
1 horsepower (british) = 0.7457 kilowatt. One mechanical horsepower is 0.7457 kW.
Result
300 hp = 223.71 kW
How to convert horsepower (british) to kilowatt
One mechanical horsepower is 0.7457 kW. Engines are rated in horsepower in the US and UK and in kilowatts across most of Europe and for electric vehicles, so car specs often need converting.
Formula
kW = hp × 0.7457
Worked example
300 hp × 0.7457 = 223.71 kW
Horsepower (British) to Kilowatt quick-reference table
| Horsepower (British) (hp) | Kilowatt (kW) |
|---|---|
| 1 hp | 0.7457 kW |
| 10 hp | 7.457 kW |
| 50 hp | 37.285 kW |
| 100 hp | 74.57 kW |
| 200 hp | 149.14 kW |
| 500 hp | 372.85 kW |
Real-life examples
A 300 hp engine is 223.7 kW, and a 150 hp car is 111.9 kW. Metric horsepower (PS) used in Europe is slightly smaller, 0.7355 kW.
Frequently asked questions
How many kW is 1 hp?
One mechanical horsepower is 0.7457 kW.
Is PS the same as hp?
No. PS (Pferdestarke, metric horsepower) is 0.7355 kW, about 1.4 percent less than a 0.7457 kW mechanical hp.
What is 1 horsepower (british) in kilowatt?
1 horsepower (british) = 0.7457 kilowatt (hp to kW).
What is the formula to convert hp to kW?
kW = hp × 0.7457. For example, 300 hp × 0.7457 = 223.71 kW.
How do I convert kW back to hp?
Use the reverse converter: 1 kilowatt = 1.34102 horsepower (british). Check: 223.71 kW converts back to 300 hp.
Reverse conversion
Need the other direction? Kilowatt to Horsepower (British) converter (kW to hp): 1 kilowatt = 1.34102 horsepower (british).
Related power conversions
- Horsepower (British) to Watt converter
- Watt to Horsepower (British) converter
- Horsepower (British) to Milliwatt converter
- Horsepower (British) to Megawatt converter
- Horsepower (British) to Gigawatt converter
- Horsepower (British) to Horsepower (Metric) converter