Watts per kilogram to horsepower per tonne
Type a value in W/kg to get it in hp/t instantly.
201.2hp/t
That's 1.36× as lively as a hot hatchback, while a supercar is 2.1× livelier.
Convert the other way: hp/t to W/kg
What it means
How lively is that?
Vehicle figures are typical, with the driver or rider left out. Cyclist figures are power held for an hour.
The math
How to convert W/kg to hp/t
To convert watts per kilogram to horsepower per tonne, multiply by 1.34102.
Example: 150 W/kg × 1.34102 = 201.153 hp/t.
In the other direction, 1 hp/t = 0.7457 W/kg.
Every unit
Your power-to-weight in every unit
Tables
W/kg to hp/t conversion table
| W/kg | hp/t |
|---|---|
| 5 W/kg | 6.70511 hp/t |
| 50 W/kg | 67.0511 hp/t |
| 75 W/kg | 100.577 hp/t |
| 100 W/kg | 134.102 hp/t |
| 150 W/kg | 201.153 hp/t |
| 200 W/kg | 268.204 hp/t |
| 300 W/kg | 402.307 hp/t |
| 400 W/kg | 536.409 hp/t |
| 500 W/kg | 670.511 hp/t |
| 750 W/kg | 1,005.77 hp/t |
| 1,000 W/kg | 1,341.02 hp/t |
hp/t to W/kg conversion table
| hp/t | W/kg |
|---|---|
| 5 hp/t | 3.7285 W/kg |
| 50 hp/t | 37.285 W/kg |
| 75 hp/t | 55.9275 W/kg |
| 100 hp/t | 74.57 W/kg |
| 150 hp/t | 111.855 W/kg |
| 200 hp/t | 149.14 W/kg |
| 300 hp/t | 223.71 W/kg |
| 400 hp/t | 298.28 W/kg |
| 500 hp/t | 372.85 W/kg |
| 750 hp/t | 559.275 W/kg |
| 1,000 hp/t | 745.7 W/kg |
Quick answers
Quick answers
- How many hp/t is 1 W/kg?
- 1 W/kg is 1.34102 hp/t.
- How many hp/t is 10 W/kg?
- 10 W/kg is 13.4102 hp/t.
- How many hp/t is 150 W/kg?
- 150 W/kg is 201.153 hp/t.
The units
About these units
Watts per kilogram (W/kg)
The SI form, and how cyclists compare themselves.
Horsepower per tonne (hp/t)
How car magazines compare performance.
Keep going