In depth comparison and review of Amazfit GTR 2 and Amazfit T-Rex 2. Compare sizes, functions, displays, batteries and other important specifications and features to easily choose the right smartwatch for you. Our goal is to help you uncover differences between the products and find the watch that will best fit your needs.
| GENERAL | Amazfit GTR 2 | Amazfit T-Rex 2 |
|---|
| Product Type | Smart watch | Smart watch |
|---|---|---|
| Operating System | - | Zepp OS |
| Supported Host Device OS | iOS 10 or later, Android 5.0 (Lollipop) or later | iOS 12 or later, Android 7.0 (Nougat) or later |
| Activity/Sport | - | Multisport |
| Wearing Style | Watch style | Watch style |
| Audio Input | Microphone | - |
| Width | - | 47.1 mm |
| Height | - | 47.1 mm |
| Depth | - | 13.65 mm |
| Weight | - | 66.5 g |
| Body Details | Case only: 39 g | - |
| Body Material | Stainless steel | Polymer |
| Protection | Water-resistant | Shockproof, water-resistant, salt fog protection, freezeproof, heat-resistant |
| Clock Display | Yes | Yes |
| FEATURES | Amazfit GTR 2 | Amazfit T-Rex 2 |
|---|
| Sensors | Accelerometer, ambient light sensor, gyro sensor, SpO2 sensor, 3-axis magnetometer, BioTracker 2 PPG biological tracking optical sensor | Accelerometer, ambient light sensor, digital compass, gyro sensor, geomagnetic sensor, barometric altimeter, BioTracker PPG 3.0 biometric sensor |
|---|---|---|
| Tracking Data | Distance, calories burned, sleep activity, heart rate, steps taken, blood oxygen saturation, stress level, REM phases | Distance, calories burned, sleep activity, heart rate, blood oxygen saturation, sleep stages, stress level, menstrual cycle |
| Modes | - | 150+ sports modes |
| Goal Setting | Yes | Yes |
| Features | Making a call, store & play music, huami-PAI Health Assessment System | Camera remote control, find phone function, flashlight, alarm, realtime location tracking, weather information, event reminders, PAI Health Assessment System, pomodoro timer, stopwatch timer, PeakBeats workout status algorithm, OxygenBeats algorithm, ExerSense algorithm, SomnusCare, Dual-band navigation |
| Notifications | SMS, Email, social apps, incoming calls | Missed calls, calendar, incoming calls, applications |
| Vibrating Alert | Yes | Yes |
| Feedback Type | Vibration alert, visual interface | Vibration alert, visual interface |
| Navigation (GPS) | GPS receiver | GPS receiver |
| Internet of Things (IoT) Compatible | Yes | - |
| IoT Intelligent Assistant | Alexa | - |
| CONNECTIVITY | Amazfit GTR 2 | Amazfit T-Rex 2 |
|---|
| Wireless Interface | Wi-Fi, Bluetooth 5.0 | Bluetooth 5.0 BLE |
|---|
| DISPLAY | Amazfit GTR 2 | Amazfit T-Rex 2 |
|---|
| Type | AMOLED - colour | AMOLED - colour |
|---|---|---|
| Resolution | 454 x 454 pixels | 454 x 454 pixels |
| Screen Size | 1.39" | 1.39" |
| Pixel Density | 326 ppi | 326 ppi |
| Screen Protection | Tempered glass | - |
| Always On Display (AOD) | Yes | Yes |
| INPUT DEVICE | Amazfit GTR 2 | Amazfit T-Rex 2 |
|---|
| Type | Touch sensitive screen | Touch sensitive screen, touch buttons |
|---|
| CASE | Amazfit GTR 2 | Amazfit T-Rex 2 |
|---|
| Case Shape | Round | Round |
|---|---|---|
| Case Details | - | Ember black | Wild green | Desert khaki | Astro black and gold |
| BAND | Amazfit GTR 2 | Amazfit T-Rex 2 |
|---|
| Band Type | Strap | Strap |
|---|---|---|
| Band Width | 22 mm | - |
| Fits Wrist with Circumference | - | 140-205 mm |
| Changeable | Yes | - |
| Clasp Type | Pin buckle | Buckle |
| Band Material | Leather | Silicone |
| Band Colour | Obsidian black | Ember black | Wild green | Desert khaki |
| STORAGE | Amazfit GTR 2 | Amazfit T-Rex 2 |
|---|
| User Memory | 3 GB | - |
|---|
| BATTERY | Amazfit GTR 2 | Amazfit T-Rex 2 |
|---|
| Capacity | 471 mAh | 500 mAh |
|---|---|---|
| Battery Life | - | 24 day(s) |
| Battery Life Details | Typical usage - up to 14 days Basic mode - up to 38 days GPS mode - up to 48 hour(s) Talk time - up to 10 hour(s) |
Typical usage - up to 24 days Battery safe mode - up to 45 days Heavy usage - up to 10 days Accurate mode (with GPS) - up to 26 hour(s) Balanced mode (with GPS) - up to 50 hour(s) Power saving mode (with GPS) - up to 58 hour(s) Ultra-low temperature (with GPS) - up to 10 hour(s) Ultra-low temperature (without GPS) - up to 9 days |
| Rechargeable Battery | Yes | Yes |
| Recharge Time | 2.5 hour(s) | 2 hour(s) |
| MISCELLANEOUS | Amazfit GTR 2 | Amazfit T-Rex 2 |
|---|
| Included Accessories | Magnetic charging dock | Magnetic charging dock |
|---|---|---|
| Preloaded Software | Amazon Alexa | Zepp App |
| Compliant Standards | - | MIL-STD 810G |
| Max Depth of Water Resistance | 50 m | 100 m |
| Warranty | - | 1-year warranty |
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