HP to kW Calculator
Convert horsepower (HP) to kilowatts (kW) and vice versa. Understand the relationship between these power units and their applications in automotive and engineering contexts.
Step 1: Input Values
Understanding Power Units
Horsepower (HP) and kilowatts (kW) are both units of power. 1 horsepower is approximately equal to 0.7457 kilowatts. This conversion is important for comparing engine performance across different measurement systems.
Step 2: Additional Options
About Horsepower Types
Different types of horsepower exist: Mechanical (standard HP, 745.7 W), Metric (PS, 735.5 W), Electrical (746 W), and Boiler (9809.5 W). Ensure you select the correct type for accurate conversions.
Power Conversion Results
Power Conversion
Power Output Comparison
| Vehicle/Device Type | Horsepower (HP) | Kilowatts (kW) | Typical Application |
|---|
HP to kW Conversion Formula
kW = HP × 0.7457
The standard conversion formula multiplies horsepower by 0.7457 to get kilowatts. For metric horsepower (PS), use 0.7355 instead. This conversion is essential for international comparisons of engine power.
Common Conversion Factors
| Horsepower Type | Conversion Factor | Equivalent Watts |
|---|---|---|
| Mechanical Horsepower (HP) | 0.7457 | 745.7 W |
| Metric Horsepower (PS) | 0.7355 | 735.5 W |
| Electrical Horsepower | 0.7460 | 746.0 W |
| Boiler Horsepower | 9.8095 | 9,809.5 W |
Need Professional Power Analysis?
Connect with our engineering experts for detailed power calculations, efficiency analysis, and custom solutions for your automotive or industrial applications.
Get Professional Analysis