Watt to Horsepower Converter
Convert watts to horsepower with this free power converter. The exact relationship used on this page is 1 watt = 0.0013410220896 horsepower. Type any number — the result updates instantly, works on phones and desktops, and is ready to copy into homework, a spec sheet, or a shopping list.
Formula: Horsepower = Watt × 0.0013410220896
How to convert watts to horsepower
- Enter the value in watts in the converter.
- Read the equivalent amount in horsepower.
- Use the swap link if you need horsepower to watt instead.
- Check the table for common values without typing.
Worked examples
- 1 W = 0.00134102209 hp
- 5 W = 0.006705110448 hp
- 10 W = 0.0134102209 hp
- 25 W = 0.03352555224 hp
Conversion table
Common watts values converted to horsepower.
| W | hp |
|---|---|
| 1 | 0.00134102209 |
| 2 | 0.002682044179 |
| 3 | 0.004023066269 |
| 4 | 0.005364088358 |
| 5 | 0.006705110448 |
| 6 | 0.008046132538 |
| 7 | 0.009387154627 |
| 8 | 0.01072817672 |
| 9 | 0.01206919881 |
| 10 | 0.0134102209 |
| 20 | 0.02682044179 |
| 50 | 0.06705110448 |
| 100 | 0.134102209 |
| 250 | 0.3352555224 |
| 500 | 0.6705110448 |
| 1,000 | 1.34102209 |
About this conversion
Watt (W) and Horsepower (hp) are both power units. Power is energy per time. Bookmark this URL when you convert watts to horsepower often, then explore related pairs in the same category if you need a different target unit.
Need the other direction? Open the horsepower to watt converter.
FAQ
How many horsepower are in 1 watt?+
1 watt equals 0.0013410220896 horsepower.
What is the formula to convert watts to horsepower?+
Horsepower = Watt × 0.0013410220896
How do I convert watts to horsepower by hand?+
Multiply the watt value by 0.0013410220896. Example: 10 watts × 0.0013410220896 = 0.013410220896 horsepower.
Is this W to hp converter accurate?+
Yes. Linear conversions use internationally agreed factors relative to SI. Temperature and inverse fuel units use the standard offset or reciprocal formulas, not a guessed scale factor.