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.
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 hp | 0.7457 kW |
| 5 hp | 3.7285 kW |
| 10 hp | 7.457 kW |
| 25 hp | 18.6425 kW |
| 50 hp | 37.285 kW |
| 100 hp | 74.57 kW |
| 150 hp | 111.86 kW |
| 200 hp | 149.14 kW |
| 300 hp | 223.71 kW |
| 500 hp | 372.85 kW |
| 1000 hp | 745.7 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.
Related Power Conversions
All Horsepower to Kilowatts Values
Click any specific value below for a dedicated conversion page with formula, table, and nearby values: