10 Best Triathlon Gps Watch of December 2025

List of Top Rated Triathlon Gps Watch from thousands of customer reviews & feedback.

Updated On Dec 2025

2,658 Reviews Studied

By Customer Ratings

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Coros Pace GPS Multisport Watch with Wrist-Based Heart Rate Sensor, Triathlon Features, Barometric Altimeter and Strava... Read Review

  • Feature-packed with 13 workout modes to track your running, swimming, cycling and cardio activities.
  • Optical heart rate monitor that supports HR broadcast in ANT+/Bluetooth connection to your favorite accessories and training apps.
  • Best-in-class battery life with 30 days of regular use, 25 hours in full GPS mode and 50 hours in UltraMax GPS mode.
  • Built-in altimeter, barometer and compass for more accurate workout tracking.
  • Industry leading GPS and distance tracking via GPS, GLONASS or BDS satellites and proprietary algorithms even in dense woods with direct integration with popular 3rd party training platforms like Strava, TrainingPeaks, Relive, Final Surge and Runalyze.

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Garmin Vívoactive 4, GPS Smartwatch, Features Music, Body Energy Monitoring, Animated workouts, Pulse Ox Sensors and Mor... Read Review

  • Keeps track of your energy levels, Pulse Ox (this is not a medical device and is not intended for use in the diagnosis or monitoring of any medical condition), respiration, menstrual cycle, stress, sleep, estimated heart, hydration and more
  • Easily download songs to your watch, including playlists from Spotify , Amazon music or Deezer (may require a premium subscription With a third party music provider), and connect with headphones (sold separately) for phone free listening
  • Record all the ways to move with more than 20 preloaded GPS and indoor sports apps, including yoga, running, swimming and more
  • Get easy to follow, animated workouts right on your watch screen, including cardio, strength, yoga and Pilates
  • Battery life: Upto 8 days in smartwatch mode; Upto 6 hours in GPS and music mode
  • Personalize your watch with thousands of free watch faces, apps and widgets from our connect IQ store
  • Safety and tracking Features include incident detection (during select activities) and assistance (when paired with a compatible device), which both send your real time location to emergency contacts
  • Stay connected with smart notifications (when paired with a compatible device) for incoming calls, text messages, calendar reminders and more
  • Garmin Coach provides free 5K, 10K and half marathon training plans that guide you to reach your race goal and adjust based on your performance in the plan

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Timex Unisex TW5M11800 Ironman GPS Black/Gray Silicone Strap Watch Read Review

  • Easy to Use / Simple Interface
  • 12 Hour GPS Battery Life
  • Universal micro USB Charging and Data Transfer
  • Lightweight / Slim Design
  • Quick GPS Fix

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Garmin 010-01863-00 Forerunner 645, GPS Running Watch with Pay Contactless Payments and Wrist-Based Heart Rate, Black, 1... Read Review

  • Garmin Pay contactless payment solution lets you make convenient payments with your watch (available for supported cards from participating banks) so you can leave your cash and cards at home
  • Provides advanced running dynamics, including ground contact time balance, stride length, vertical ratio and more. Connectivity Bluetooth, ANT+, Wi Fi
  • Uses wrist based heart rate to offer performance monitoring Features, including evaluating your current training status.Display resolution:240 x 240 pixels
  • Connected features include smart notifications, automatic uploads to Garmin Connect and the ability for others to track your runs with the Live Track feature
  • Customize with free watch faces, apps and more from our Connect IQ store
  • Battery life: up to 7 days in smartwatch mode; 12 hours in GPS mode

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Garmin Swim 2, GPS Swimming Smartwatch for Pool and Open Water, Underwater Heart Rate, Records Distance, Pace, Stroke Co... Read Review

  • GPS swimming smartwatch for the pool and open water
  • Monitors underwater estimated wrist-based heart rate during swim activities
  • Pool swim mode: records distance, pace, stroke count, stroke type and SWOLF (gauges swimming efficiency)
  • Open-water swim mode: uses built-in GPS for swims in lakes, oceans or rivers; records distance, pace, stroke count, SWOLF, stroke rate and stroke distance
  • Offers advanced features for staying on pace, logging drills and more
  • Includes free online analysis, custom workout creation, storage and sharing on Garmin Connect online community
  • Connected features (paired with a compatible smartphone) include smart notifications and automatic uploads to our Garmin Connect online community
  • Battery life: up to 7 days in smartwatch mode, 13 hours in GPS and optical heart rate (ohr) mode and 72 hours in pool and ohr mode

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Timex Women's T5K522 Ironman Essential 10 Mid-Size Black/Pink Resin Strap Watch Read Review

  • Adjustable black 12mm resin strap fits up to 7.5-inch wrist circumference
  • 100-hour chronograph with 10-lap memory; 24-hour countdown timer
  • customizable alarm; 24-hour military time mode; 2 time zones; day, date & month calendar
  • Black & pink 34mm resin case with acrylic lens; gray digital display; Indiglo light-up watch dial
  • Water resistant to 100m (330ft): in general, suitable for swimming and snorkeling, but not diving

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Garmin Forerunner 735XT, Multisport GPS Running Watch with Heart Rate, Black/Gray Read Review

  • GPS running watch with multisport features
  • Estimates heart rate at the wrist so you can run freer on race day.Shock resistant. Battery life : Smartwatch Mode Up to 11 days. GPS mode Up to 14 hours. UltraTrac mode Up to 24 hours without wrist heart rate
  • Provides advanced dynamics for running, cycling and swimming7, including ground contact time balance, stride length, vertical ratio and more (when paired with a Running Dynamics Pod, HRM Run or HRM Tri Monitor, sold separately)
  • Offers VO2 max estimate, lactate threshold (when used with a chest strap heart rate monitor), race predictor and recovery advisor
  • Connected features4: smart notifications, automatic uploads to Garmin Connect, live tracking and more
  • Customize with free watch faces, apps and more from our Connect IQ store

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Garmin Vívoactive 3, GPS Smartwatch with Contactless Payments and Built-in Sports Apps, White/Silver Read Review

  • Garmin Pay contact less payment solution lets you pay for purchases with your watch (available for supported cards from participating banks) , Display size 1.2 inches in diameter
  • Personalize your watch with thousands of free watch faces, apps and widgets from our Connect IQ store. GLONASS, Barometric altimeter, Compass, Accelerometer, Thermometer sensors are available
  • More than 15 preloaded GPS and indoor sports apps, including yoga, running, swimming and more; Case material : Fiber reinforced polymer with stainless steel rear cover
  • Monitor your fitness level with VO2 max and fitness made estimates, plus keep an eye on how you handle stress; Memory/History: 7 timed activities, 14 days of activity tracking data
  • Get connected features such as smart notifications, automatic uploads to Garmin connect, LiveTrack and more when paired with a compatible smartphone; Strap material: Silicone
  • Battery life: Upto 7 days in smartwatch mode; 13 hours in GPS mode; Connectivity: Bluetooth Smart and ANT
  • Note : Kinldy refer to the user manual before setting up the product

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POLAR VANTAGE V – Premium GPS Multisport Watch for Multisport & Triathlon Training (Heart Rate Monitor, Running Power, W... Read Review

  • Ultra long battery life: with up to 40 hours of training time with GPS active, The Polar Vantage V can stand up to your toughest training and grueling races
  • Polar precision prime hr: Polar redefines the gold standard in optical heart RATE accuracy by combining the latest in bio-impedance electrodes and optical sensors
  • Running power: accelerate the effectiveness and precision of your training with running power. Captured for the first time EVER directly from the wrist, The Vantage V can help fine-tune your effort
  • Training load Pro: separating cardio load, muscle load and perceived load, Polar training load Pro provides an unparalleled look into how your training affects your body
  • Recovery Pro: taking into account factors outside of training that can influence recovery, recovery Pro provides a holistic view of not only what you've done, But tells you what to do next

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Coros APEX Premium Multisport GPS Watch with Heart Rate Monitor, 25h Full GPS Battery, Sapphire Glass, Barometer, ANT+ &... Read Review

  • Stainless steel bezel finish with sapphire glass
  • Superior battery life with up to 24 days of regular use, 25 hours in full GPS mode and 80 hours in UltraMax GPS mode.
  • Built-in Wrist-based heart rate monitor, barometer, altimeter, and compass
  • Enhanced Digital Knob for easy operation even with thick climbing gloves or under water
  • Industry leading GPS and distance tracking via GPS, GLONASS or BDS satellites and proprietary algorithms even in dense woods with direct integration with popular 3rd party training platforms like Strava, TrainingPeaks, Relive, Final Surge and Runalyze.