Sports & Performance tool map
Cycling
Gearing, cadence, speed, and cycling power.
Choose the tool whose inputs and output match your task. Check each calculator’s assumptions and limitations before using its result.
Bicycle Gear Calculator
Calculate bicycle gear ratio, gear inches, development, and cadence-based speed from tooth counts and a measured loaded wheel rollout.
Bicycle Power Calculator
Calculate a mechanical-power scenario from measured motion and explicit resistance, drag, density, wind, and efficiency inputs.