Power Conversion

Horsepower to Kilowatts Converter

Instantly convert Horsepower (hp) to Kilowatts (kW). Used when converting US engine horsepower ratings to kilowatts for international or electric vehicle comparison.

Result
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Quick Reference

How to Convert Horsepower to Kilowatts

To convert Horsepower to Kilowatts, use this formula:

kW = hp × 0.7457

Example: Converting 200 hp to Kilowatts gives you 149.14 kW. Just enter your own value in the converter above for an instant result.

Horsepower to Kilowatts Conversion Table

Common Horsepower to Kilowatts values at a glance — use this as a quick lookup reference:

Horsepower (hp)Kilowatts (kW)
1 hp0.7457 kW
5 hp3.7285 kW
10 hp7.457 kW
25 hp18.6425 kW
50 hp37.285 kW
100 hp74.57 kW
150 hp111.86 kW
200 hp149.14 kW
300 hp223.71 kW
500 hp372.85 kW
1000 hp745.7 kW

When to Use Horsepower to Kilowatts Conversion

Used when converting US engine horsepower ratings to kilowatts for international or electric vehicle comparison. Here are the most common scenarios where you will need this conversion:

About Horsepower and Kilowatts

One horsepower equals approximately 0.7457 kilowatts. Converting hp to kW is essential in international automotive markets where power is specified in kW. A 400 hp muscle car engine produces about 298 kW. European car manufacturers list power in kW, so American buyers need this conversion to compare models. Aviation regulations in some countries specify aircraft engine power in kW rather than hp, requiring pilots and engineers to convert.

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All Horsepower to Kilowatts Values

Click any specific value below for a dedicated conversion page with formula, table, and nearby values: