/convert/watts-to-horsepower/ Convert watts to horsepower (hp) instantly. Includes a reference table and formula. article watts to horsepower (hp) Converter — 247QuickTools ,{ "@context": "https://schema.org", "@type": "SpeakableSpecification", "cssSelector": [".tool-intro", ".info-gain-section"] }
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watts to horsepower (hp) Converter

Convert watts to horsepower (hp) instantly. Includes a reference table and formula.

Quick answer: To convert watts to horsepower (hp), multiply by 0.00134102. For example, 1 watts = 0.00134102 horsepower (hp). Use the calculator below for any value.
watts to horsepower (hp)
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Common conversions
watts horsepower (hp)
Formula:

How to convert watts to horsepower (hp)

1

Enter your value

Type the number of watts you want to convert into the left box. The result in horsepower (hp) appears instantly in the right box. You can also type into the right box to convert in the other direction.

2

Use the swap button

Click the ⇄ Swap button to reverse the conversion — horsepower (hp) to watts. Your current value carries across so you don't have to re-enter anything.

3

About watts and horsepower (hp)

watts and horsepower (hp) are both units of power. Use this converter to switch between them instantly.

💡 Did you know?

1 mechanical horsepower = 745.7 watts, originally calibrated by James Watt in 1782 based on the power output of a brewery horse hauling coal. Metric horsepower (PS, used in European car specs) is slightly different: 735.5 W.

📊 Common conversions at a glance
watts horsepower (hp)
100 0.1341
500 0.6705
1000 1.341
2000 2.682
5000 6.705
10000 13.41
Reviewed for 2026. watts ↔ horsepower (hp) conversion factor verified against published reference data. Built by a UK-based qualified primary teacher and FA Level 2 coach as part of 247QuickTools' free utility-tools project.