Calchy.

1123 HP to kW

1,123 HP equals 837.42 kW.

Formula: HP × 0.7457 = kW

1,123 HP =
837.42kW
Metric HP (PS)
1,138.57 PS
Watts
837,421.1 W

1123 HP is hypercar / race-engine territory. This level requires specialised engineering and fuel management.

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 1,123

horsepower (HP)kilowatts (kW)
1,093 HP815.05 kW
1,098 HP818.78 kW
1,103 HP822.51 kW
1,108 HP826.24 kW
1,113 HP829.96 kW
1,118 HP833.69 kW
1,123 HP837.42 kW
1,128 HP841.15 kW
1,133 HP844.88 kW
1,138 HP848.61 kW
1,143 HP852.34 kW
1,148 HP856.06 kW
1,153 HP859.79 kW
By use case

Popular HP values

Economy car
city / commuter
Sport car
hot hatch / sports sedan
Supercar
flagship performance
Hypercar
extreme performance
Other HP values
Try any value
Interactive HPkW converter

Enter any value, get instant results across all units.

Open converter →
FAQ

Frequently asked

How many kW is 1123 HP?
1123 mechanical horsepower = 837.42 kW. The exact factor is 1 HP = 0.7457 kW.
What is 1123 HP in PS (metric horsepower)?
1123 HP = 1,138.57 PS. Metric HP (PS/CV) is slightly smaller than mechanical HP: 1 PS = 0.9863 HP.
How do I convert 1123 HP to kW without a calculator?
Multiply HP by 0.746 for a close approximation: 1123 × 0.746 = 837.76 kW. The exact answer is 837.42 kW.
What kind of engine has 1123 HP?
1123 HP is hypercar / dedicated race-engine territory — Bugatti Chiron, Koenigsegg, top-tier drag cars.
More conversion tools