Cycling Power Calculator
Estimate required pedaling power in watts from weight, speed, and gradient – with W/kg and the components for gradient, rolling, and air resistance plus VAM (meters per hour).
Cycling
Calculators and tools in the Cycling section.
Power & Zones
Calculators in the Power & Zones topic.
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FTP Calculator
Calculate your functional threshold power (FTP) from a 20-minute test and derive the seven Coggan power zones and your W/kg.
Gear Ratio
Calculators in the Gear Ratio topic.
Bicycle Gear Calculator
Calculate gear ratio, gear development, and speed at a cadence from chainring, cog, and wheel circumference.