Explore cycling calculators for power, FTP, training load, speed, cadence, gearing, climbing, ride planning, bike fit, frame sizing, wheels, tires, and rider equipment. Every tool is grouped by the cycling question it answers.
Power, FTP & Training Load
Estimate threshold power, build training zones, compare power to body weight, and interpret ride intensity, normalized power, stress, energy, and metabolic demand.
- FTP (Functional Threshold Power) Calculator
- Cycling Training Stress Score (TSS) Calculator
- Watts Per Kilo Calculator
- Watts Per Pound Calculator
- Ideal Cycling Weight Calculator
- Watts To Calories Calculator
- Watts To METs Calculator
- Cycling Power Zones Calculator
- Ramp Test FTP Calculator
- Intensity Factor Calculator
- Normalized Power Calculator
Speed, Cadence & Gearing
Connect cadence, wheel travel, chainring and sprocket choices, gear development, drivetrain dimensions, and indoor-bike estimates to practical speed and distance outputs.
Climbing & Ride Planning
Plan ride time and range, model speed from rider power, and evaluate climbing with ascent rate, gradient, power-to-weight, and bicycle horsepower relationships.
Bike Fit & Rider Position
Set saddle height and setback, evaluate cockpit reach and stem changes, and choose practical starting points for saddle width and cleat position.
Bike, Wheel & Equipment Sizing
Choose a frame, children’s bike, or helmet size and work through wheel-building and tire setup measurements for a better-matched bicycle and equipment package.