Watts to horsepower (mechanical) converter
Horsepower (mechanical) (hp)
1 watt = 0.00134102209 horsepower (mechanical)
How to convert watts to horsepower (mechanical)
hp = W × 0.0013410220896
Multiply the number of watts by 0.0013410220896 to get horsepower (mechanical). Going the other way, divide by 0.0013410220896 (or multiply by 745.699871582).
One watt is exactly defined as 0.0013410220896 horsepower (mechanical) (to 12 significant figures), and one horsepower (mechanical) is 745.699871582 watts.
Worked examples
- Convert 5 watts: 5 × 0.0013410220896 = 0.006705110448 0.006705110448 horsepower (mechanical).
- Convert 12.5 watts: 12.5 × 0.0013410220896 = 0.01676277612 0.01676277612 horsepower (mechanical).
- Convert 250 watts: 250 × 0.0013410220896 = 0.3352555224 0.3352555224 horsepower (mechanical).
Quick-reference table
| W | hp |
|---|---|
| 1 | 0.00134102209 |
| 2 | 0.002682044179 |
| 3 | 0.004023066269 |
| 5 | 0.006705110448 |
| 10 | 0.0134102209 |
| 15 | 0.02011533134 |
| 20 | 0.02682044179 |
| 25 | 0.03352555224 |
| 50 | 0.06705110448 |
| 75 | 0.1005766567 |
| 100 | 0.134102209 |
| 1,000 | 1.34102209 |
| hp | W |
|---|---|
| 1 | 745.6998716 |
| 2 | 1,491.399743 |
| 3 | 2,237.099615 |
| 5 | 3,728.499358 |
| 10 | 7,456.998716 |
| 15 | 11,185.49807 |
| 20 | 14,913.99743 |
| 25 | 18,642.49679 |
| 50 | 37,284.99358 |
| 75 | 55,927.49037 |
| 100 | 74,569.98716 |
| 1,000 | 745,699.8716 |
Related conversions
Frequently asked questions
How many horsepower (mechanical) are in 1 watt?
1 watt equals 0.00134102209 horsepower (mechanical).
What is the formula to convert watts to horsepower (mechanical)?
Use hp = W × 0.0013410220896. Multiply the number of watts by 0.0013410220896 to get horsepower (mechanical). Going the other way, divide by 0.0013410220896 (or multiply by 745.699871582).
What is 100 watts in horsepower (mechanical)?
100 watts is 0.134102209 horsepower (mechanical).