★★★★★☆☆

Amazfit T-Rex 3 Smartwatch - GPS, Military Grade Durability

Category: Best for Fitness Tracking

Published: March 24, 2025

Key Features

Ultra-bright AMOLED Display with Peak Brightness of 2,000 nits
Durable Design with 316L Stainless Steel Bezel
Long Battery Life: Over 3 weeks on typical use or up to 180 hours in GPS mode
Free Global Maps with Dual-Band Positioning and Six Satellite Systems
170+ Workout Modes and AI-Generated Training Plans
Water-Resistant Up to 328 Feet (Suitable for Freediving)

Overview and First Impressions

The Amazfit T-Rex 3 Military Smart Watch is a powerful device designed for fitness tracking, health monitoring, and outdoor activities. Its standout feature is its ultra-bright AMOLED display that offers exceptional visibility in various lighting conditions, making it ideal for use during workouts or long hikes. The watch's durable design with a 316L stainless steel bezel ensures longevity even in extreme temperatures, from -22°F to 158°F. Additionally, its water-resistant rating of up to 328 feet makes it suitable for swimming and other water sports.

Design and Build Quality

The Amazfit T-Rex 3 boasts a sleek and rugged design that combines functionality with style. Its black color option is both professional-looking and eye-catching, making it an excellent choice for those who value aesthetics as much as practicality. The watch has a thickness of only 2.91 inches and weighs just 2.4 ounces, which makes it comfortable to wear throughout the day or during intense workouts. The build quality is impressive, with durable materials that withstand everyday use.

Setup and Ease of Use

The setup process for the Amazfit T-Rex 3 is straightforward and intuitive. You can easily pair it with your smartphone using the Amazfit Health App, which offers a wide range of customization options such as setting goals, tracking daily activities, and monitoring sleep patterns. The watch's user interface is clean and easy to navigate, making it accessible for beginners. Additionally, its voice control feature allows you to perform various actions hands-free, enhancing your convenience during workouts.

Display

The Amazfit T-Rex 3's display is one of its most impressive features. With a peak brightness of 2,000 nits and a diagonal screen size of 1.5 inches, it provides an excellent viewing experience in various lighting conditions. The display is also equipped with Night Mode and Glove Mode to ensure clear visibility in low-light situations or when wearing gloves during workouts. This makes the T-Rex 3 an ideal choice for outdoor enthusiasts who require a reliable display while on the go.

Fitness and Health Tracking

The Amazfit T-Rex 3 offers an extensive range of fitness tracking features, including 170+ workout modes and AI-generated training plans. This makes it a versatile tool for anyone looking to improve their physical health or achieve specific fitness goals. The watch provides real-time updates during workouts, such as heart rate, calories burned, and distance covered. Additionally, its built-in sensors track sleep quality, steps taken, and other important metrics. However, one limitation is that the GPS functionality may not be available in all areas, which could affect the accuracy of certain features.

Battery Life

The Amazfit T-Rex 3 boasts an impressive battery life of over 3 weeks on typical use or up to 180 hours in GPS mode. This long-lasting performance makes it an excellent choice for users who require a reliable device without frequent charging. The watch's low-power mode further extends its battery life, allowing you to use it for extended periods without worrying about running out of power.

Smart Features

The Amazfit T-Rex 3 comes equipped with various smart features that enhance its functionality and convenience. These include voice control, which allows you to perform actions such as setting reminders or making calls hands-free. The watch also offers a wide range of widgets, including weather updates, calendar notifications, and social media alerts. Additionally, the Amazfit Health App provides access to detailed health data and personalized recommendations based on your activity levels.

Connectivity and Compatibility

The Amazfit T-Rex 3 is compatible with both Android and iPhone devices, making it accessible to a wide range of users. The watch supports Bluetooth connectivity for hands-free calls, music control, and other features. Additionally, its offline maps functionality ensures that you can navigate your surroundings without an internet connection, which is particularly useful during outdoor activities or in areas with limited signal coverage.

Durability and Water Resistance

The Amazfit T-Rex 3's durability and water resistance make it a versatile choice for users who engage in various outdoor activities. The watch can withstand temperatures ranging from -22°F to 158°F, ensuring that it remains functional even during extreme weather conditions. Its water-resistant rating of up to 328 feet (suitable for freediving) further enhances its usability during swimming and other water sports. However, users should be aware that prolonged exposure to water or moisture may affect the watch's performance over time.

Pros and Cons Summary

Pros:

Ultra-bright AMOLED display with exceptional visibility in various lighting conditions
Durable design with 316L stainless steel bezel, withstands extreme temperatures
Long battery life of over 3 weeks on typical use or up to 180 hours in GPS mode
Extensive range of fitness tracking features and AI-generated training plans
Water-resistant rating up to 328 feet (suitable for freediving)

Cons:

Potential limitations with GPS functionality in certain areas
Slightly higher price point compared to other similar products on the market

Final Verdict and Recommendation.

The Amazfit T-Rex 3 Military Smart Watch is an excellent choice for fitness enthusiasts, outdoor adventurers, and tech enthusiasts who require a reliable and feature-rich device. Its ultra-bright display, durable design, and long battery life make it stand out from other similar products on the market. The watch's extensive range of fitness tracking features and AI-generated training plans further enhance its value for users looking to improve their physical health or achieve specific fitness goals. While there are potential limitations with GPS functionality in certain areas, the overall performance and build quality make it a strong recommendation for anyone seeking a comprehensive smartwatch solution.