Calchy.

455 HP to kW

455 HP equals 339.29 kW.

Formula: HP × 0.7457 = kW

455 HP =
339.29kW
Metric HP (PS)
461.31 PS
Watts
339,293.5 W

455 HP is supercar territory — exotic sports cars and heavily tuned vehicles.

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

Reference table

HP to kW near 455

horsepower (HP)kilowatts (kW)
425 HP316.92 kW
430 HP320.65 kW
435 HP324.38 kW
440 HP328.11 kW
445 HP331.84 kW
450 HP335.56 kW
455 HP339.29 kW
460 HP343.02 kW
465 HP346.75 kW
470 HP350.48 kW
475 HP354.21 kW
480 HP357.94 kW
485 HP361.66 kW
By use case

Popular HP values

Economy car
city / commuter
Sport car
hot hatch / sports sedan
Supercar
flagship performance
Hypercar
extreme performance
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FAQ

Frequently asked

How many kW is 455 HP?
455 mechanical horsepower = 339.29 kW. The exact factor is 1 HP = 0.7457 kW.
What is 455 HP in PS (metric horsepower)?
455 HP = 461.31 PS. Metric HP (PS/CV) is slightly smaller than mechanical HP: 1 PS = 0.9863 HP.
How do I convert 455 HP to kW without a calculator?
Multiply HP by 0.746 for a close approximation: 455 × 0.746 = 339.43 kW. The exact answer is 339.29 kW.
What kind of engine has 455 HP?
455 HP is high-performance / supercar territory — Porsche 911 Turbo, Chevrolet Corvette, BMW M5, or tuned builds.
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