Cycling Calculators
Explore our collection of cycling calculators designed to help you achieve your fitness goals.
Cycling Power Calculator
Estimate the watts required to ride at a given speed, weight, and gradient using cycling physics.
Cycling Speed Calculator
Calculate your cycling speed based on the distance and time.
Cycling Power to Speed Calculator
Calculate your speed based on power output, temperature, altitude, and other factors.
Cycling Calorie Calculator
Calculate the calories burned during your cycling workout.
Cycling Power Zones Calculator
Calculate your power zones based on your Functional Threshold Power (FTP).
Zone 2 Cycling Calculator
Calculate your Zone 2 cycling power range based on FTP. Find your optimal aerobic training zone using Coggan, 7-Zone, 6-Zone, or 5-Zone methods.
Cycling Watts Per Kilo (w/kg) Calculator
Calculate your watts per Kg based on your Functional Threshold Power (FTP) and weight.
Cycling VO2 Max Calculator | Estimate VO2 Max from Power
Calculate your cycling VO2 max from power output. Estimate your maximal oxygen uptake using your 5-minute power and body weight. Compare your aerobic capacity to age-based norms.
FTP Calculator | Cycling Functional Threshold Power
Free FTP calculator for cyclists. Calculate your Functional Threshold Power (FTP) using test results, get your W/kg power-to-weight ratio, and determine personalized cycling power zones.
10-Minute FTP Test Calculator | Medium Duration Protocol
Calculate your FTP from a 10-minute power test. A balanced FTP test protocol - shorter than the 20-min test but more accurate than the 5-min test. Perfect for indoor training.
5-Minute FTP Test Calculator | Quick Short FTP Test
Calculate your FTP from a 5-minute power test. The shortest FTP test protocol - ideal for time-crunched cyclists. Get instant FTP estimation and training zones from your 5 min max effort.
20-Minute FTP Test Calculator | Gold Standard Protocol
Calculate your FTP using the gold standard 20-minute test protocol. The most accurate FTP test - multiply your 20-min average power by 0.95 to determine your Functional Threshold Power.
FTP Time Savings Calculator
Calculate how much time you'll save in races by improving your FTP. See the impact of power gains on flat, rolling, hilly, and mountainous courses.
Aero Time Savings Calculator
Calculate how much time you'll save by improving your aerodynamics. See the impact of CdA reductions on your race time and equivalent watt savings.
Bike Tire Pressure Calculator
Calculate your bike tire pressure based on various factors.
Bike Gear Ratio Calculator
Gear ratio, gear inches, development and speed for every chainring and cog. Current Shimano, SRAM and Campagnolo groupsets built in.
Shimano Gear Ratio Calculator
Gear inches, development and speed for current Shimano groupsets: 105 and Ultegra 12-speed, Dura-Ace R9200, GRX RX820 1x and 2x, and Deore to XTR.
SRAM Gear Ratio Calculator
Gear inches, development and speed for current SRAM groupsets: Rival, Force and RED AXS (including RED E1), XPLR 1x and Eagle Transmission.
Bicycle Chain Length Calculator
Calculate the correct bike chain length in links or inches using the standard formula. Enter your chainstay length, chainring, and cassette size for precise results.
Cycling Climbing Calculator
Calculate your climbing performance based on weight, bike weight, climb length, and elevation gain.
Bike Crank Length Calculator
Calculate the length of your bike crank based on your inseam length and riding style.
Mountain Bike Tire Pressure Calculator
Calculate the optimal tire pressure for your MTB based on the tire width and terrain type.
Road Bike Tire Pressure Calculator
Calculate the optimal tire pressure for your road bike based on the tire width, terrain type.
Cycling TSS Calculator
Calculate your TSS (Training Stress Score) based on your power output and duration.
Cycling Power Calculator
Calculate the watts required to maintain a given speed on a bike based on various factors.
50km Cycling Calorie Calculator
Calculate calories burned during a 50km cycling workout.
6 Mile Bike Ride Calorie Calculator
Calculate calories burned during a 6-mile bike ride.
10 KM Bike Ride Calorie Calculator
Calculate calories burned during a 10 kilometer bike ride.
40 KM Bike Ride Calorie Calculator
Calculate calories burned during a 40 kilometer bike ride.
Cycling CdA Calculator
Calculate your Cycling Aerodynamic Drag Area (CdA) using power output, speed, and environmental conditions.
Watts to Calories Calculator – Cycling Power to Calorie Converter
Convert cycling watts to calories instantly. Enter your average power in watts and ride duration to calculate total calories burned and kcal per hour.
Stationary Bike Calorie Calculator
Calculate calories burned during stationary bike riding using intensity levels or power output in watts.
10 Minute Stationary Bike Calories Calculator
Calculate how many calories you burn during a 10-minute stationary bike workout based on your weight and intensity.
20 Minute Stationary Bike Calories Calculator
Calculate how many calories you burn during a 20-minute stationary bike workout based on your weight and intensity.
30 Minute Stationary Bike Calories Calculator
Calculate how many calories you burn during a 30-minute stationary bike workout based on your weight and intensity.
40 Minute Stationary Bike Calories Calculator
Calculate how many calories you burn during a 40-minute stationary bike workout based on your weight and intensity.
45 Minute Stationary Bike Calories Calculator
Calculate how many calories you burn during a 45-minute stationary bike workout based on your weight and intensity.
1 Hour Stationary Bike Calories Calculator
Calculate how many calories you burn during a 1-hour stationary bike workout based on your weight and intensity.
Peloton Calorie Calculator
Turn your Peloton Total Output into calories burned: at about 24% efficiency, 1 kJ of output ≈ 1 kcal. Enter kJ or average watts and ride length; the ACSM estimate is shown for comparison.
E-Bike Calorie Calculator
Calculate calories burned riding electric bikes with dual MET and power-based methods
Spinning Calorie Calculator
Calculate calories burned in spin classes with MET-based and power-based options
Bike Size Calculator
Find your recommended bike frame size from your height and inseam, for road, mountain, and hybrid bikes. Get a frame size in cm plus an S/M/L guide.
Bike Frame Size Calculator
Calculate your bike frame size from your inseam using the standard per-bike-type multipliers for road, mountain, and city bikes. Output in cm and inches.
Saddle Height Calculator
Calculate your optimal bike saddle height from your inseam using the LeMond and Holmes methods. Get a precise saddle height in centimeters.
Bike Fit Calculator
Get ballpark bike fit numbers from your height and inseam: frame size, saddle height, saddle setback, and handlebar reach to dial in your position.
Ebike Range Calculator
Estimate how far your e-bike can go on a charge from battery capacity (Wh), assist level, rider weight, and terrain. Output range in miles and kilometers.
BMX Gear Calculator
Calculate your BMX gear ratio, gear inches, and rollout from chainring, sprocket, and wheel size.
Bicycle Tire Size Chart
Look up bicycle tire sizes with ISO/ETRTO codes, diameter, and rolling circumference for cycle-computer setup.
Cycling Cadence Calculator
Calculate your pedaling cadence in RPM from your speed, gear ratio, and wheel size.