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10 Best Triathlon Watches 2025 in the United States
#1
Winner
Garmin Forerunner 265 Running Smartwatch, Colorful AMOLED Display, Training Metrics and Recovery Insights, Black and Powder Gray
The Garmin Forerunner 265 is a strong choice for triathletes thanks to its bright 1.3-inch AMOLED display and a comfortable, lightweight design. It offers solid battery life, lasting up to 13 days in regular smartwatch mode and around 20 hours with GPS active, which is great for long training sessions or races. Its multi-band GNSS with SatIQ technology improves GPS accuracy, especially in tricky environments, helping you track runs, cycling, and open-water swims more reliably.
Rating
9.8
Chosen by1,291
Battery Life
GPS Accuracy
Heart Rate Monitoring
Most important from
696 reviews
#2
Garmin Forerunner 55, GPS Running Watch with Daily Suggested Workouts, Up to 2 weeks of Battery Life, Black - 010-02562-00
The Garmin Forerunner 55 is a solid choice for anyone looking for an easy-to-use triathlon watch that effectively covers the essentials across multiple sports. It stands out with its impressive battery life, lasting up to two weeks in smartwatch mode and around 20 hours with GPS active. This feature is particularly advantageous for long training sessions or races. The GPS accuracy is reliable, ensuring that your distance and pace tracking are precise, which is crucial for athletes monitoring their performance.
Rating
9.6
Battery Life
GPS Accuracy
Heart Rate Monitoring
Most important from
4294 reviews
#3
Garmin® Forerunner® 970, Premium GPS Running and Triathlon Smartwatch, AMOLED Display, Built-in LED Flashlight, Carbon Gray DLC Titanium with Black Case and Black/Translucent Whitestone Band
The Garmin Forerunner 970 is a strong choice for triathletes looking for a high-quality multisport watch. It offers impressive battery life, lasting up to 15 days in smartwatch mode and 26 hours using GPS, which means fewer charges during long training or races. Its built-in multi-band GPS and full-color maps enhance route accuracy, helping you confidently navigate any course. The watch supports multisport auto-transition, automatically tracking your swims, bike rides, and runs without needing manual input, which is perfect for triathlon use.
Rating
9.4
Battery Life
GPS Accuracy
Multisport Mode
Most important from
3 reviews
Top 10 Best Triathlon Watches 2025 in the United States
#1
Winner
9.8 score
Garmin Forerunner 265 Running Smartwatch, Colorful AMOLED Display, Training Metrics and Recovery Insights, Black and Powder Gray
Garmin Forerunner 265 Running Smartwatch, Colorful AMOLED Display, Training Metrics and Recovery Insights, Black and Powder Gray
Battery Life: 13 days smartwatch; 20 hours GPS
GPS Accuracy: Multi-band GNSS with SatIQ tech
Heart Rate Monitoring: Integrated heart rate monitoring
Multisport Mode: 30+ sport profiles, triathlon mode
Connectivity: Bluetooth, Wi-Fi, USB, Garmin Pay
Chosen by 1291 this week
Garmin Forerunner 55, GPS Running Watch with Daily Suggested Workouts, Up to 2 weeks of Battery Life, Black - 010-02562-00
Garmin Forerunner 55, GPS Running Watch with Daily Suggested Workouts, Up to 2 weeks of Battery Life, Black - 010-02562-00
Battery Life: up to two weeks, 20 hours GPS
Water Resistance: suitable for swimming
GPS Accuracy: reliable
Heart Rate Monitoring: included
Multisport Mode: tracks running, cycling, swimming
Durability: solid
Connectivity: Bluetooth
Garmin® Forerunner® 970, Premium GPS Running and Triathlon Smartwatch, AMOLED Display, Built-in LED Flashlight, Carbon Gray DLC Titanium with Black Case and Black/Translucent Whitestone Band
Garmin® Forerunner® 970, Premium GPS Running and Triathlon Smartwatch, AMOLED Display, Built-in LED Flashlight, Carbon Gray DLC Titanium with Black Case and Black/Translucent Whitestone Band
Battery Life: 15 days smartwatch, 26 hours GPS
GPS Accuracy: Built-in multi-band GPS
Heart Rate Monitoring: Running dynamics, ECG, advanced metrics
Multisport Mode: Auto-transition tracking swims, bike, runs
Durability: Titanium bezel, sapphire lens
Connectivity: Bluetooth, USB
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)
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)
Battery Life: 17 days
GPS Accuracy: dual-frequency
Multisport Mode: running, biking, swimming, skiing
Durability: 30g
Connectivity: Bluetooth
Garmin 010-02638-10 Forerunner® 955, GPS Running Smartwatch, Tailored to Triathletes, Long-Lasting Battery, Black
Garmin 010-02638-10 Forerunner® 955, GPS Running Smartwatch, Tailored to Triathletes, Long-Lasting Battery, Black
Battery Life: 15 days smartwatch, 42 hours GPS
Water Resistance: Suitable for swimming
GPS Accuracy: Enhanced by multiple satellite systems
Heart Rate Monitoring: Advanced heart rate monitoring
Multisport Mode: Triathlon and Multisport Profiles
Durability: Lightweight, care needed during extremes
Connectivity: Bluetooth, USB, Wi-Fi
Related Products
Garmin Forerunner® 255, GPS Running Smartwatch, Advanced Insights, Long-Lasting Battery, Slate Gray
Garmin Forerunner® 255, GPS Running Smartwatch, Advanced Insights, Long-Lasting Battery, Slate Gray
Battery Life: 14 days smartwatch, 30 hours GPS
GPS Accuracy: reliable GPS functionality
Heart Rate Monitoring: robust
Multisport Mode: integrated
Durability: solid
Connectivity: Bluetooth
Garmin Forerunner 265S Running Smartwatch, Colorful AMOLED Display, Training Metrics and Recovery Insights, Black and Amp Yellow, 42 mm
Garmin Forerunner 265S Running Smartwatch, Colorful AMOLED Display, Training Metrics and Recovery Insights, Black and Amp Yellow, 42 mm
Battery Life: 15 days smartwatch, 24 hours GPS
Water Resistance: yes
GPS Accuracy: enhanced by multi-band GNSS
Heart Rate Monitoring: comprehensive
Multisport Mode: yes
Durability: robust construction
Connectivity: Bluetooth, Wi-Fi
Garmin® Forerunner® 570, 42mm, Advanced GPS Running and Triathlon Smartwatch, AMOLED Display, Training and Recovery Features, Cloud Blue Aluminum with Translucent Whitestone/Cloud Blue Band
Garmin® Forerunner® 570, 42mm, Advanced GPS Running and Triathlon Smartwatch, AMOLED Display, Training and Recovery Features, Cloud Blue Aluminum with Translucent Whitestone/Cloud Blue Band
Battery Life: 10 days smartwatch, 18 hours GPS
GPS Accuracy: reliable and accurate
Heart Rate Monitoring: supported
Multisport Mode: 30+ sport profiles, includes triathlon
Connectivity: Bluetooth, USB, calls, texts via phone
Garmin Forerunner 945, Premium GPS Running/Triathlon Smartwatch with Music, Black - 010-02063-00
Garmin Forerunner 945, Premium GPS Running/Triathlon Smartwatch with Music, Black - 010-02063-00
Battery Life: up to 2 weeks, 10 hours GPS
Water Resistance: suitable for swimming
GPS Accuracy: reliable
Heart Rate Monitoring: wrist-based monitor
Multisport Mode: yes
Durability: solid, sturdy build
Connectivity: Bluetooth, Wi-Fi, GPS
#10
7.4 score
SUUNTO 9 Peak Pro GPS Sports Watch, Up to 30 Days Long Battery Life, 95+ Multisport Watch w/Training Workout Analysis,Advanced Health & Recovery Support, Wrist Heart-Rate Measurement, Titanium Slate
SUUNTO 9 Peak Pro GPS Sports Watch, Up to 30 Days Long Battery Life, 95+ Multisport Watch w/Training Workout Analysis,Advanced Health & Recovery Support, Wrist Heart-Rate Measurement, Titanium Slate
Battery Life: up to 30 days
Water Resistance: 100 meters
GPS Accuracy: four satellite systems
Heart Rate Monitoring: via the wrist
Multisport Mode: 95+ sports modes
Durability: military-grade materials
Connectivity: Bluetooth
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Buying Guide for the Best Triathlon Watches
Choosing the right triathlon watch can significantly enhance your training and performance. A triathlon watch is designed to support you through swimming, cycling, and running, providing valuable data and insights to help you improve. When selecting a triathlon watch, it's important to consider various specifications that align with your training needs and goals. Here are some key specs to look out for and how to choose the best fit for you.Battery LifeBattery life refers to how long the watch can operate on a single charge. This is crucial for triathletes who may be training or competing for extended periods. Battery life can range from a few hours to several days. If you participate in long-distance events like Ironman, look for a watch with a longer battery life, ideally over 20 hours in GPS mode. For shorter events or daily training, a watch with 10-15 hours of battery life may suffice.
Water ResistanceWater resistance indicates how well the watch can withstand water exposure. This is essential for swimming segments of a triathlon. Watches typically have water resistance ratings measured in meters. A rating of 50 meters is generally sufficient for swimming, but if you plan to dive or swim in deeper waters, consider a watch with a 100-meter rating or more. Ensure the watch is specifically designed for swimming to avoid any damage.
GPS AccuracyGPS accuracy determines how precisely the watch can track your location and distance. This is important for monitoring your performance in cycling and running. GPS accuracy can vary based on the watch's technology and the environment. Look for watches with multi-satellite support (GPS, GLONASS, Galileo) for better accuracy. If you train in urban areas or dense forests, a watch with advanced GPS features will provide more reliable data.
Heart Rate MonitoringHeart rate monitoring tracks your heart rate during activities, helping you manage your effort and optimize training. Watches can have wrist-based sensors or require a chest strap for more accurate readings. If you prefer convenience, a wrist-based monitor is suitable, but for more precise data, especially during intense workouts, a chest strap is recommended. Choose based on your training intensity and need for accuracy.
Multisport ModeMultisport mode allows you to switch between different sports (swimming, cycling, running) seamlessly during a triathlon. This feature is important for tracking your performance across all segments without manually changing settings. Ensure the watch has an easy-to-use multisport mode that can be customized to your specific training and race needs. This will save time and provide comprehensive data for analysis.
DurabilityDurability refers to the watch's ability to withstand tough conditions and regular use. Triathlons can be demanding, so a durable watch is essential. Look for watches with robust materials like stainless steel or reinforced plastic, and features like scratch-resistant screens. If you train in harsh environments or have a rigorous training schedule, prioritize durability to ensure your watch lasts longer and performs reliably.
ConnectivityConnectivity options, such as Bluetooth and Wi-Fi, allow the watch to sync with other devices and apps for data transfer and analysis. This is useful for tracking progress, setting goals, and sharing results. If you use training apps or like to review your performance data on a computer or smartphone, choose a watch with strong connectivity features. This will enhance your training experience and provide more insights.