Watt Converter

Convert between watts, horsepower and kilowatts.

Horsepower (hp) 1

Power (kW) 0.746

Formula: 1 hp = 745.7 W

Step-by-step with your numbers:

1. Values used:

2. Power = 746 W

4. Horsepower = 1hp

5. Power = 0.746kW

Did we solve your problem today?

Convert power between watts, kilowatts and mechanical horsepower.

The math behind it

1 mechanical horsepower = 745.7 W. Kilowatts are simply watts ÷ 1000.

746 W ≈ 1 hp = 0.746 kW.

Which horsepower is this?

Mechanical (imperial) horsepower; metric hp is slightly different at 735.5 W.