Amazfit T-Rex 3 Rugged Military Smart Watch 48mm, GPS (with Privacy), Offline Maps, Long Battery Life,328 Feet Water-Resistant, 170 Fitness/Sport Modes, AI, Voice Control, for Android or iPhone, Gray
Amazfit T-Rex 3 Rugged Military Smart Watch 48mm, GPS (with Privacy), Offline Maps, Long Battery Life,328 Feet Water-Resistant, 170 Fitness/Sport Modes, AI, Voice Control, for Android or iPhone, Gray
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Amazfit T-Rex 3 Rugged Military Smart Watch 48mm, GPS (with Privacy), Offline Maps, Long Battery Life,328 Feet Water-Resistant, 170 Fitness/Sport Modes, AI, Voice Control, for Android or iPhone, Gray

247 ratings
Amazfit T-Rex 3 Rugged Military Smart Watch 48mm, GPS (with Privacy), Offline Maps, Long Battery Life,328 Feet Water-Resistant, 170 Fitness/Sport Modes, AI, Voice Control, for Android or iPhone, GrayAmazfit T Rex 3 Rugged Military Smart Watch 48mm GPS with Privacy Offline Maps Long Battery Life 328 Feet Water Resistant 170 Fitness Sport Modes AIAmazfit T Rex 3 Rugged Military Smart Watch 48mm GPS with Privacy Offline Maps Long Battery Life 328 Feet Water Resistant 170 Fitness Sport Modes AIAmazfit T Rex 3 Military Smart Watch 48mm Fitness Watches GPS with Privacy AI Voice Control Offline Maps Android iPhone 170 Sports Modes 328ft Water
ColorGray

Key item features

  • Bright Display: The AMOLED display reaches peak brightness of 2,000 nits, ensuring easy readability of maps and workout data in any light conditions.
  • Night Mode: Night mode reduces eye strain in the dark, making it comfortable to use the watch at night.
  • Glove Mode: Glove Mode keeps the screen responsive even when wearing 2mm thick gloves, perfect for cold weather activities.
  • Rugged Design: Built with a 316L stainless steel bezel and buttons, the military-grade body can withstand extreme temperatures from 158F heat to -22F cold.
  • Water-Resistant: Water-resistant up to 328 feet, suitable for surfing and freediving to a depth of 147 feet.
  • Long Battery Life: Offers over 3 weeks of battery life with typical use, 42 hours in GPS Accurate Mode, and up to 114 hours in GPS Long Battery Life Mode.
  • Privacy Features: Best-in-class data privacy with GPS disablement for total privacy.
  • Voice Control: Convenient AI-guided voice control for easy adjustment of watch settings and speech-to-text message replies.
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Specs

Brand, AmazfitBattery life, 648 hCompatible OS, Zepp OSMobile OS, Zepp OsResists water, YScreen size, 1.5 in

About this item

Product details

Amazfit T-Rex 3 is a rugged outdoor smartwatch for outdoor and fitness athletes. Engineered to endure 27 days of battery life, it withstands temperatures from -22°F to 158°F and is water-resistant to 328 feet. The 1.5-inch face features a bright 2,000-nit screen to display GPS maps, workout data, and sleep recovery information. Amazfit T-Rex 3 has best-in-class data privacy and GPS disablement for total privacy, and convenient AI-guided voice control for easy adjusting of watch settings and speech-to-text message replies.
  • Large, Bright Display: The AMOLED display can reach peak brightness of 2,000 nits; read your maps and workout data easily in any light. Night mode reduces eye strain in the dark, and Glove Mode keeps the screen responsive when wearing 2mm thick gloves.
  • Built for Adventure: Endure any challenge with a 316L stainless steel bezel and buttons. The military-grade body can resist 158°F heat and -22°F cold. Water-resistant to 328 Feet, the watch is great for surfing and can be used for freediving to a depth of 147 Feet.
  • Over 3 Weeks of Battery Life: The Amazfit T-Rex 3 smart watch can last for 27 days with typical use, 42 hours in GPS Accurate Mode, and up to 114 hours in GPS Long Battery Life Mode. With some settings disabled, GPS usage can even last up to 180 hours for long hikes.
info:
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Specifications

Brand

Amazfit

Battery life

648 h

Compatible OS

Zepp OS

Mobile OS

Zepp Os

Warranty

Warranty information

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Warnings

Customer ratings & reviews

4.5 out of 5 stars
stars
247 ratings151 reviews
Includes global ratings and reviews
How item rating is calculated
  1. 5 stars80% (198)
  2. 4 stars9% (22)
  3. 3 stars2% (6)
  4. 2 stars2% (6)
  5. 1 star6% (15)

Reviews summary

Pros

  • : Offers high functionality at a lower cost.
  • : Made with premium materials.
  • : Offers variety of faces to choose.
  • : Offers various modes and measurements for fitness and health tracking.
  • : The watch operates for several days on a single charge.

Neutral

  • : Offers intuitive navigation, but has limitations in syncing and customization.
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Showing 1-3 of 151 reviews

Jun 20, 2026
Reviewer name: Jonathan
Walmart Associate
Item details
Color: Black
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Great watch

Great watch. 1 charge lasts about 6-7 days. Tracks what I need it too

Helpful?6KOXUFH423ID15130072617
Jul 2, 2026
Reviewer name: anonymous
Walmart Associate
Item details
Color: Black
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Great watch I love it

Helpful?6KOXUFH423ID15130072617
Feb 6, 2025
Reviewer name: Greg
Sold and shipped byAmazfit
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Just as good as garmin for a better price!

Absolutely love this watch trust me I did tons of research comparing this to the garmin instinct 2 and 3 and after doing so i really found your paying more for the garmin when it really all does the same this watch is super accurate with steps calories and gps everything basically the workout modes are awesome super easy to use i love the app it's very easy to navigate and keep track of everything since I love it so much i bought my wife the amazfit balance for her smaller wrist but the T. rex 3 fits my needs I beat it up and it's perfect highly recommend it

Helpful?6KOXUFH423ID15130072617
Current price is $279.99
Price when purchased online
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Sold and shipped by Amazfit
4.793814432989691 out of 5 stars
4.8 stars out of 5, based on 101 seller reviews(4.8)
Extended holiday returns
Free Holiday returns until Jan 31