Rate of Climb Calculator

Calculate rate of climb from gradient/airspeed or excess power.

ROC Formulas

From Gradient:

ROC = (Gradient% / 100) x GS x 101.27

From Excess Power:

ROC = (33,000 x Excess HP) / Weight

Typical Climb Rates

AircraftVy ROCWeight
C172S730 fpmMax gross
C182T924 fpmMax gross
PA-28-181710 fpmMax gross
SR221,200 fpmMax gross