Engine Power Converter (HP/kW)
Convert engine power between horsepower (HP) and kilowatts (kW).
Tip: 1 HP (metric) = 0.7355 kW. 1 kW = 1.3596 HP.
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About this digital tool
The engine power converter switches power between horsepower (HP), kilowatts (kW) and PS (metric horsepower). Choose the direction, HP to kW or kW to HP, enter the value and instantly get all three units.
The tool uses the factors 1 HP = 0.7457 kW and 1 HP = 1.0139 PS. In European countries power is usually given in PS or kW, while in the USA and in many import markets in HP. The differences are small but matter when comparing different cars, entering data on documents or checking the power on the vehicle registration. It is useful for buyers, mechanics and anyone reading technical specifications.
How to use
- Choose the direction: HP to kW or kW to HP.
- Enter the power value.
- Read the main result in the requested unit.
- Also see the rows with HP, kW and PS for comparison.
Frequently asked questions
What is the difference between metric and imperial HP?
Metric HP (PS/CV) = 0.7355 kW. Imperial HP (bhp) = 0.7457 kW. The difference is ~1.4%. In Europe metric HP is mainly used.
How do I convert HP to kW?
Multiply HP by 0.7457. For example 100 HP is about 74.6 kW. In the opposite direction divide kW by 0.7457.
What is PS and how does it differ from HP?
PS is the metric horsepower used in Europe. One HP is about 1.014 PS. The difference is small, but the tool shows all three values so you don't get confused.
How many HP is 100 kW?
About 134.1 HP, by dividing 100 by 0.7457. Choose kW to HP mode in the tool and enter 100 for the exact result.