Common Converters

Convert Watts to Horsepower

Use our accurate converter to change watts into horsepower. This tool is simple to use and works instantly.

How to Calculate

To change watts to horsepower, you just need to know the conversion factor.

Rule: 1 Watts = 0.0013410219 Horsepower

Watts to Horsepower
Pre-defined calculator for direct watts to horsepower conversion.
Watts (W)
0
Horsepower (hp)
Formula: 1 Watts = 0.00134102 Horsepower

Unit Information

About Watts

Definition: The watt (symbol: W) is the SI unit of power, equivalent to one joule per second.

History: Named after James Watt, an 18th-century Scottish inventor.

Where it is used: Used for electrical and mechanical power ratings.

Watts to Horsepower Conversion Table

Watts [w]Horsepower [hp]
0.01 w0.0000134102 hp
0.1 w0.0001341022 hp
1 w0.0013410219 hp
2 w0.0026820437 hp
3 w0.0040230656 hp
5 w0.0067051093 hp
10 w0.0134102186 hp
20 w0.0268204372 hp
50 w0.0670510929 hp
100 w0.1341021859 hp
1000 w1.3410218587 hp

How to Convert Watts to Horsepower

Calculation: To convert watts to horsepower, multiply the value by the conversion factor (0.0013410219).

Example: convert 15 w to hp:
15 w = 15 × 0.0013410219 hp = 0.0201153279 hp

Watts to All Power Units

Explore all available conversion pairs for watts to other professional power metrics.

All Unit Conversion Systems

Access our high-fidelity calculators for other measurement systems and engineering metrics.