Watts per Kilo Calculator
Calculate your W/kg, find your cycling category, estimate climbing speeds and analyze weight goals.
Enter Your Data
Your Functional Threshold Power. Don't know it? Estimate 95% of your best 20-minute average power.
For "what if" analysis: what would your W/kg be at this weight?
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W/kg
Category Overview
| Category | W/kg | Typical Profile |
|---|
Estimated Climbing Speeds
| Gradient | Climbing Speed | 5 km Climb | 10 km Climb |
|---|
Track FTP Automatically with WattRun
Your W/kg is calculated automatically from your Strava activities — including eFTP, Fitness and a personalized training plan.
Start for free →Free · No subscription · Connect Strava in 60 seconds
What now?
You now know your number. What do you do with it?
Data is free — the daily decision isn't. WattRun builds a plan around your number, fits it to your real week and tells you what to do today — with a reason, not just charts.
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