VAM Calculator
Predict climb time and VAM (Velocità Ascensionale Media) from W/kg using Ferrari's gravitational power model
Inputs
Total road distance of the climb
Total vertical metres gained
Gradient: 5%
Sustained power you plan to hold for the climb
W/kg: 3.33
Results
Cat 3-4
Predicted time26:28
VAM1133m/hr
Average speed22.7km/h
W/kg3.33W/kg
Performance benchmarks
LevelVAMW/kg
Recreational< 800 m/h< 2.5 W/kg
Amateur800–999 m/h2.5–3.2 W/kg
Cat 3-41000–1199 m/h3.2–4.0 W/kg
Cat 1-21200–1399 m/h4.0–4.8 W/kg
Pro1400–1599 m/h4.8–5.5 W/kg
Elite Pro≥ 1600 m/h> 5.5 W/kg
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