How many kW is 123 HP?

123 mechanical horsepower = 91.72 kW. The exact factor is 1 HP = 0.7457 kW.

What is 123 HP in PS (metric horsepower)?

123 HP = 124.71 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: 123 × 0.746 = 91.76 kW. The exact answer is 91.72 kW.

123 HP is typical of economy and compact cars — think Honda Civic base, Toyota Corolla, or VW Golf 1.0T.

123 HP equals 91.72 kW.

Formula: HP × 0.7457 = kW

123 HP =

91.72kW

Metric HP (PS)

124.71 PS

Watts

91,721.1 W

123 HP sits in the mid-range for family sedans and compact crossovers.

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
93 HP	69.35 kW	94.29 PS	69,350.1 W
98 HP	73.08 kW	99.36 PS	73,078.6 W
103 HP	76.81 kW	104.43 PS	76,807.1 W
108 HP	80.54 kW	109.5 PS	80,535.6 W
113 HP	84.26 kW	114.57 PS	84,264.1 W
118 HP	87.99 kW	119.64 PS	87,992.6 W
123 HP	91.72 kW	124.71 PS	91,721.1 W
128 HP	95.45 kW	129.78 PS	95,449.6 W
133 HP	99.18 kW	134.84 PS	99,178.1 W
138 HP	102.91 kW	139.91 PS	102,906.6 W
143 HP	106.64 kW	144.98 PS	106,635.1 W
148 HP	110.36 kW	150.05 PS	110,363.6 W
153 HP	114.09 kW	155.12 PS	114,092.1 W

By use case

Economy car

city / commuter

Sport car

hot hatch / sports sedan

Supercar

flagship performance

Hypercar

extreme performance

Other HP values

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FAQ

How many kW is 123 HP?: 123 mechanical horsepower = 91.72 kW. The exact factor is 1 HP = 0.7457 kW.
What is 123 HP in PS (metric horsepower)?: 123 HP = 124.71 PS. Metric HP (PS/CV) is slightly smaller than mechanical HP: 1 PS = 0.9863 HP.
How do I convert 123 HP to kW without a calculator?: Multiply HP by 0.746 for a close approximation: 123 × 0.746 = 91.76 kW. The exact answer is 91.72 kW.
What kind of engine has 123 HP?: 123 HP is typical of economy and compact cars — think Honda Civic base, Toyota Corolla, or VW Golf 1.0T.

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