Convert Horsepower to Watt
Enter a value in Horsepower to see it instantly in Watt, or use the reverse converter below.
Horsepower
Definition: Originally defined to compare steam engines to draft horses.
Current use: Used worldwide for engine and motor power ratings.
Watt
Definition: The SI derived unit of power, equal to one joule per second.
Current use: Used for electrical appliance and device power ratings.
Horsepower to Watt Conversion Table
| Horsepower [hp] | Watt [W] |
|---|---|
| 0.01 hp | 7.4569987158 W |
| 0.1 hp | 74.5699871582 W |
| 1 hp | 745.6998715823 W |
| 2 hp | 1491.3997431645 W |
| 3 hp | 2237.0996147468 W |
| 5 hp | 3728.4993579114 W |
| 10 hp | 7456.9987158227 W |
| 20 hp | 14913.9974316454 W |
| 50 hp | 37284.9935791135 W |
| 100 hp | 74569.987158227 W |
| 1000 hp | 745699.8715822703 W |
How to Convert Horsepower to Watt
1 W = 0.0013410221 hp
Example: convert 1 hp to W:
Watt to Horsepower Conversion Table
| Watt [W] | Horsepower [hp] |
|---|---|
| 0.01 W | 0.0000134102 hp |
| 0.1 W | 0.0001341022 hp |
| 1 W | 0.0013410221 hp |
| 2 W | 0.0026820442 hp |
| 3 W | 0.0040230663 hp |
| 5 W | 0.0067051104 hp |
| 10 W | 0.0134102209 hp |
| 20 W | 0.0268204418 hp |
| 50 W | 0.0670511045 hp |
| 100 W | 0.134102209 hp |
| 1000 W | 1.3410220896 hp |
Quick Estimate
For a quick mental estimate, 1 hp is about 746 W, and 1 W is about 0.0013 hp. Use the exact calculator above when accuracy matters, such as for money, medicine, engineering or anything you will buy or sell.
Frequently Asked Questions
How many Watt are in 1 Horsepower?
1 Horsepower (hp) equals 745.6998715823 Watt (W).
How do I convert Horsepower to Watt?
Multiply the value in hp by 745.6998715823 to get W. To go the other way, multiply W by 0.0013410221.
What is 10 Horsepower in Watt?
10 hp = 7456.9987158227 W.
What is 100 Horsepower in Watt?
100 hp = 74569.987158227 W.
What is a Horsepower?
Originally defined to compare steam engines to draft horses. Used worldwide for engine and motor power ratings.
What is a Watt?
The SI derived unit of power, equal to one joule per second. Used for electrical appliance and device power ratings.
How many Horsepower are in 1 Watt?
1 Watt (W) equals 0.0013410221 Horsepower (hp).
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