Horsepower (mech) to Kilowatts Converter
Convert hp to kW instantly — and see every other power unit at once.
1 hp=0.7457 kW
1 hp in every unit
Watts
745.6999W
Kilowatts
0.7457kW
Megawatts
7.4570e-4MW
Gigawatts
7.4570e-7GW
Horsepower (mech)from
1hp
Horsepower (elec)
0.999598hp(e)
BTU/hour
2,544.43BTU/h
Calories/second
178.2265cal/s
Foot-pounds/second
549.9992ft·lb/s
Common Horsepower (mech) to Kilowatts conversions
| Horsepower (mech) (hp) | Kilowatts (kW) |
|---|---|
| 1 hp | 0.7457 kW |
| 5 hp | 3.7285 kW |
| 10 hp | 7.457 kW |
| 50 hp | 37.28499 kW |
| 100 hp | 74.56999 kW |
| 150 hp | 111.85498 kW |
| 200 hp | 149.13997 kW |
| 300 hp | 223.70996 kW |
| 400 hp | 298.27995 kW |
| 500 hp | 372.84994 kW |
The formula
Horsepower (mechanical) rates engine and motor output in the US and the automotive world.
Kilowatts are the SI unit of power, used for engines, appliances, and electricity worldwide.
Worked examples
1 hp→0.746 kW— 1 horsepower
Apply hp × 0.7457 with input = 1. Result: 0.746 kW.
100 hp→74.57 kW— Compact car
Apply hp × 0.7457 with input = 100. Result: 74.57 kW.
200 hp→149.1 kW— 200 hp
Apply hp × 0.7457 with input = 200. Result: 149.1 kW.
300 hp→223.7 kW— Sports car
Apply hp × 0.7457 with input = 300. Result: 223.7 kW.
FAQ
How do I convert Horsepower (mech) to Kilowatts?
Use the formula: kW = hp × 0.7457. You can also use the converter above — type any value and the result updates instantly.
Where are Horsepower (mech) used?
Horsepower (mechanical) rates engine and motor output in the US and the automotive world.
Where are Kilowatts used?
Kilowatts are the SI unit of power, used for engines, appliances, and electricity worldwide.