How many kW is 20 HP?

20 mechanical horsepower = 14.91 kW. The exact factor is 1 HP = 0.7457 kW.

What is 20 HP in PS (metric horsepower)?

20 HP = 20.28 PS. Metric HP (PS/CV) is slightly smaller than mechanical HP: 1 PS = 0.9863 HP.

Multiply HP by 0.746 for a close approximation: 20 × 0.746 = 14.92 kW. The exact answer is 14.91 kW.

20 HP is small-engine territory — generators, lawn equipment, scooters, and small outboard motors.

20 HP equals 14.91 kW.

Formula: HP × 0.7457 = kW

20 HP =

14.91kW

Metric HP (PS)

20.28 PS

Watts

14,914 W

20 HP is typical of small engines — lawn mowers, generators, scooters, and outboard motors.

Computed to 3 decimal places using factor 0.7457. For engineering or safety-critical uses verify against a calibrated reference.

Reference table

horsepower (HP)	kilowatts (kW)	Metric HP (PS)	Watts
5 HP	3.73 kW	5.07 PS	3,728.5 W
10 HP	7.46 kW	10.14 PS	7,457 W
15 HP	11.19 kW	15.21 PS	11,185.5 W
20 HP	14.91 kW	20.28 PS	14,914 W
25 HP	18.64 kW	25.35 PS	18,642.5 W
30 HP	22.37 kW	30.42 PS	22,371 W
35 HP	26.1 kW	35.49 PS	26,099.5 W
40 HP	29.83 kW	40.55 PS	29,828 W
45 HP	33.56 kW	45.62 PS	33,556.5 W
50 HP	37.29 kW	50.69 PS	37,285 W

By use case

Economy car

city / commuter

Sport car

hot hatch / sports sedan

Supercar

flagship performance

Hypercar

extreme performance

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FAQ

How many kW is 20 HP?: 20 mechanical horsepower = 14.91 kW. The exact factor is 1 HP = 0.7457 kW.
What is 20 HP in PS (metric horsepower)?: 20 HP = 20.28 PS. Metric HP (PS/CV) is slightly smaller than mechanical HP: 1 PS = 0.9863 HP.
How do I convert 20 HP to kW without a calculator?: Multiply HP by 0.746 for a close approximation: 20 × 0.746 = 14.92 kW. The exact answer is 14.91 kW.
What kind of engine has 20 HP?: 20 HP is small-engine territory — generators, lawn equipment, scooters, and small outboard motors.

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