Triathlon Calculators
Specialized triathlon calculators for Ironman, Olympic, and sprint distance athletes. Estimate finishing times, calculate FTP power zones, plan race nutrition, and distribute training volume.
All triathlon calculators
Triathlon Finishing Time Calculator
Estimate your triathlon finish time from swim, bike, and run paces.
Cycling Power Zones Calculator
Calculate your 7 cycling training power zones from FTP (Functional Threshold Power).
DIY Sports Drink Calculator
Calculate carbohydrate and electrolyte ratios for homemade sports drinks.
Triathlon Heart Rate Zones
Calculate heart rate training zones for triathlon swim, bike, and run disciplines.
Triathlon Nutrition Calculator
Calculate carbohydrate, fluid, and electrolyte requirements during triathlon racing.
Triathlon Training Calculator
Distribute weekly training hours across swim, bike, and run for triathlon prep.
Frequently asked questions
A:Enter your swim pace (per 100m), bike speed (km/h), and run pace (per km) along with transition times for each discipline.
A:FTP (Functional Threshold Power) is the maximum average power you can sustain for approximately one hour. Power zones are percentages of your FTP.