Cycling Calculators — Sports
Bike fit and performance numbers: frame and saddle sizing, saddle reach and angles, gear ratios, cadence and speed, and pace. Fit tools use body measurements; the gearing and pace tools use ride data, so they answer quite different questions.
All Cycling Calculators
Calculate bike cadence and speed with inputs, formulas, and instant results.
Calculate bike fit (saddle & reach angles) with inputs, formulas, and instant results.
Calculate the right bike frame size from inseam, height, and riding style.
Calculate bike gear with inputs, formulas, and instant results.
Calculate bike pace with inputs, formulas, and instant results.
Calculate bike size with inputs, formulas, and instant results.
Calculate cd a aero drag area estimator with inputs, formulas, and instant results.
Calculate critical power & w prime with inputs, formulas, and instant results.
Calculate calories burned cycling from power output, duration, and body weight.
Calculate gear inches from chainring, cog, and wheel size for bike gear comparison.
Calculate cycling heart rate zone with inputs, formulas, and instant results.
Calculate cycling power zones with inputs, formulas, and instant results.
Calculate cycling speed from distance and time or estimate time from speed and distance.
Calculate cycling wattage with inputs, formulas, and instant results.
Calculate e bike range with inputs, formulas, and instant results.
Estimate Functional Threshold Power from 20-minute or 8-minute cycling tests.
Calculate normalized power (np) with inputs, formulas, and instant results.
Calculate rolling resistance & gradient split with inputs, formulas, and instant results.
Calculate training stress score (cycling) with inputs, formulas, and instant results.
Calculate wind tunnel equivalent with inputs, formulas, and instant results.
Design multi-channel sales cadences with optimal touchpoint timing
Calculate cycling training zones based on FTP with multiple models
About Cycling Calculators
Bike fit and performance numbers: frame and saddle sizing, saddle reach and angles, gear ratios, cadence and speed, and pace. Fit tools use body measurements; the gearing and pace tools use ride data, so they answer quite different questions.
Whether you need to solve a one-time problem or verify your own calculations, these free tools cover the most common cycling scenarios. All results are computed in your browser — no data is sent to any server.
What You Can Calculate
This section includes 22 tools: Bike Cadence and Speed Calculator, Bike Fit Saddle Reach Angles Calculator, Bike Frame Size Calculator, Bike Gear Calculator, Bike Pace Calculator, Bike Size Calculator, Cd a Aero Drag Area Estimator, Critical Power W Prime Calculator, and 14 more. Each calculator is free to use with no signup required.