247SportTools
Cycling · Performance

Power-to-Weight Ratio Calculator

Calculate your watts per kilogram — the key metric for climbing and cycling performance.

Power-to-weight (W/kg)

Power-to-weight

Top picks compared

PickProductBest for
Top pick Power Meter Pedals Measure real power output to track your watts per kilogram accurately. Check price →
Option Digital Bodyweight Scale Track weight precisely — the other half of your power-to-weight ratio. Check price →
Option Cycling Training Plan (Book) Structured plans to raise your sustainable power and W/kg. Check price →

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Frequently asked questions

What W/kg do I need to race?

Roughly: 2-3 W/kg recreational, 3-4 strong club rider, 4-5 competitive amateur racing, 5+ elite/pro. These refer to power sustained near your threshold (FTP), not a short sprint.