10 bestTriathlon Watchesof September 2025

Garmin Forerunner 955, GPS Running Smartwatch, Tailored to Triathletes, Long-Lasting Battery, Black

Garmin Venu 3, GPS Smartwatch, AMOLED Display, Advanced Health and Fitness Features, Up to 14 Days of Battery, Black

Garmin Forerunner® 255 Music, GPS Running Smartwatch with Music, Advanced Insights, Long-Lasting Battery, Black, 46 MM

COROS PACE 3 Sport Watch GPS, Lightweight and Comfort, 17 Days Battery Life, Dual-Frequency GPS, Heart Rate, Navigation, Sleep Track, Training Plan, Run, Bike, and Ski (Black Silicone)

SUUNTO Vertical Solar GPS Adventure Watch, Activity Tracker w/Dual-band GNSS & Offline Maps, Solar Charging for 1yr Daily Use, Supports 95+ Sports, Training Metrics & Recovery Insights, Steel Canyon

Polar Pacer Pro Advanced Ultra-Light GPS Fitness Tracker Smartwatch for Runners with Training Program & Recovery Tools; S-L, for Men or Women, Grey-Black

Polar Grit X Pro Titan - Premium Outdoor GPS Sports Watch - Military-Durability,Wrist-Based Heart Rate Monitor,M/L,Black/Red - Titan

SUUNTO Race S, Compact Sports Watch, 13 Days Battery Life, 5 Satellite Systems, Offline Maps, for Training and Racing, Gravel Gray

COROS APEX 2 GPS Outdoor Watch, 1.2" Sapphire Screen, 14 Days/40 Hours Battery Life, 5 Satellite Systems, Offline Maps, Heart Rate Monitor, Music, Triathlon, Multisport, Training Plan and Workout-Grey

Polar Ignite 3 - Fitness & Wellness GPS Smartwatch, Sleep Analysis, AMOLED Display, 24/7 Activity Tracker, Heart Rate, Personalized Workouts and Real-time Voice Guidance