Electronics & Computing Mobile & Communication Smartwatches AMAZFIT T-Rex 3 Smart Watch

AMAZFIT T-Rex 3 Smart Watch

Published date: 28/Jul/2026

AMAZFIT T-Rex 3 Smart Watch

Colour

Out of stock

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Key Features

Battery Life
Up to 27 days
Supported OS
iOS & Android
Guarantee
2 years
Display size
1.5"
AMOLED 480 x 480 display
Payments & calls
Bluetooth calls only
Resistance
Water resistant 10 ATM

What Customers Say

Reviewers consistently mention the watch’s rugged build and generous battery life; some reported wearing it for two weeks between charges and up to 40 hours of continuous GPS use. Its dual‑band GPS and depth‑capable water resistance were praised for accurate location tracking and outdoor versatility. Users liked the large, bright AMOLED screen and the wide range of sport modes, noting good value compared with competitors. However, many found the case bulky and the stiff strap uncomfortable on smaller wrists.

The software experience drew criticism: navigation features were described as confusing or half‑finished, maps could misidentify land and water, wrist‑raise gestures lagged, and contactless payments only worked with limited providers. Heart‑rate accuracy was sometimes inconsistent during intense exercise, and there’s no music streaming or speaker.

Overall the T‑Rex 3 delivers strong durability and battery life at a reasonable price but feels cumbersome and rough around the edges in daily use.

Who Should Buy This

  • Outdoor adventurers needing dual-band GPS, offline maps, and 10 ATM durability,
  • Fitness enthusiasts wanting heart rate, SpO2, sleep, stress, VO2 max,
  • Users seeking ultra-long battery: up to 27 days typical or 81 days clock mode,
  • iOS/Android owners desiring notifications, Bluetooth calls, music control, and voice features,
  • Value seekers appreciating bright AMOLED display and comprehensive health tracking.

Who Should Skip It

  • Those prioritizing premium comfort and lightweight build,
  • Users needing deeper smart ecosystem integration beyond basics,
  • High-end buyers wanting superior materials like titanium over stainless steel.

What Experts Says

Overall Assessment and Positioning

The Amazfit T-Rex 3 Smart Watch is a solid offering in the wearables market, catering to users seeking a reliable and feature-rich smartwatch at an affordable price point. Its positioning in the mid-range segment makes it an attractive option for consumers who require a balance between functionality and budget. With a sleek Haze Grey design, the T-Rex 3 boasts a premium aesthetic, while its 316L stainless steel bezel adds an extra layer of durability. Amazfit's decision to support both iOS and Android platforms ensures a broad compatibility, making it appealing to a wide range of users.

Key Strengths and Standout Features

The T-Rex 3 boasts an impressive array of features, including dual-band GPS, heart rate variability monitoring, and bio-tracking capabilities. The inclusion of a high-resolution AMOLED display and 2000 nits of brightness makes it an excellent choice for both indoor and outdoor use. The watch's water resistance rating of 10 ATM ensures it can withstand accidental submersion, while its IP68 rating protects against dust and other environmental factors. Additionally, the T-Rex 3 offers a range of health and fitness tracking features, including sleep duration, stress level, and blood oxygen saturation monitoring. The watch's battery life, which can extend up to 81 days in Clock Mode, is also a notable advantage.

Value Proposition and Who It's Best Suited For

The Amazfit T-Rex 3 Smart Watch offers exceptional value for its price, making it an ideal choice for users seeking a comprehensive smartwatch experience without breaking the bank. Fitness enthusiasts and athletes will appreciate the watch's advanced tracking features, while individuals with busy lifestyles will value its notification and music control capabilities. Additionally, the T-Rex 3's compatibility with a range of mobile devices makes it an excellent option for those who require a seamless integration with their existing ecosystem. Overall, the Amazfit T-Rex 3 Smart Watch is a solid choice for anyone seeking a reliable and feature-rich smartwatch that won't compromise on style or functionality.

Similar Reviews

Video Reviews

ChoiceWise Scores: 89 Out Of 100
Display
95
Battery
83
Fitness & Health
100
Durability
97
Smart Ecosystem
77
Connectivity & GPS
100
Comfort Build
71

The ChoiceWise Score is calculated using a defined methodology based on the features and factors that matter most in this category. Read our full scoring methodology: choicewise.app/methodology#score

CategorySmart watch
Strap materialLiquid silicone
ClosureBuckle
Supported OSiOS & Android iOS 14 or later Android 7.0 (Nougat) or later
ConnectivityWi-Fi Bluetooth 5.2
GPSDual-band GPS
Battery typeRechargeable 700 mAh battery
Charging methodMagnetic charging dock
Charge timeUp to 3 hours
Battery lifeUp to 27 days Typical Usage: Up to 27 days Battery Saver Mode: Up to 40 days Clock Mode: Up to 81 days Heavy Usage: Up to 13 days Accurate GPS Mode: Up to 42 hours
Size1.5"
TypeAMOLED 480 x 480 display
TouchscreenYes
ShapeRound
ResistanceWater resistant 10 ATM Heat-resistance (70°) Cold-resistance (-30°C) Humidity-resistance Shock-resistance
Health & fitness trackingRecovery time Sleep duration Sleep stages Stress level Blood oxygen saturation Training effect Altitude Skin temperature Nap Heart rate while sleeping Sleep breathing quality Training load Sleep quality score Heart rate REM phases
Smart functionsNotifications: applications, low blood-oxygen, incoming calls, SMS, high and low heart rate, high stress level Weather information Realtime location tracking Music remote handling
Other featuresBluetooth calls only Brightness: 2000 nits Text-to-Speech (text recognition) Storm alarm Pomodoro timer 6 satellite positioning systems Tide information Medication reminder Route file import Virtual Pacer Voice control PAI Health Assessment System Morning Report Store & play music Password protection Moon phase VO2 max Find phone function Offline maps Event reminders Heart Rate Variability (HRV) monitoring Sedentary lifestyle reminder Realtime location tracking Membership cards Sunrise/sunset times Linear motor Breathing training function OTA update Quick Reply Camera remote control Daily Readiness Score Track run mode Dual-band navigation Drink reminder Thermometre Digital compass Bezel: 316L stainless steel
SensorsBioTracker biometric Acceleration Gyroscope Geomagnetic Barometric altimeter Ambient light
Dimensions48.5 x 48.5 x 13.75 mm (H x W x D)
ColourHaze grey
Weight68.3 g
Manufacturer’s guarantee2 years
Box contentsAmazfit T-Rex 3 Smart Watch (W2322GL6N) Magnetic charging dock

Frequently Asked Questions

The Amazfit T-Rex 3 Smart Watch is compatible with iOS 14 or later and Android 7.0 (Nougat) or later.

Yes, the Amazfit T-Rex 3 Smart Watch features dual-band GPS for accurate navigation.

The battery life is up to 27 days in typical usage, making it suitable for daily wear.

Yes, the Amazfit T-Rex 3 Smart Watch is water-resistant up to 10 ATM, making it suitable for swimming and other water activities.

Yes, the Amazfit T-Rex 3 Smart Watch allows music remote handling, enabling you to control music playback on your phone.

The Amazfit T-Rex 3 Smart Watch can be charged using the included magnetic charging dock.

Yes, the Amazfit T-Rex 3 Smart Watch features text-to-speech, enabling you to hear notifications and other information.

The Amazfit T-Rex 3 Smart Watch comes with a 2-year manufacturer's guarantee.

ChoiceWise does not perform hands-on product testing for this page. The expert opinion and recommendations are based on third-party reviews and sources, which we analyze and summarize using our editorial process.