In depth comparison and review of Amazfit T-Rex 2 and Amazfit GTR Mini. 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 T-Rex 2 | Amazfit GTR Mini |
|---|
| Product Type | Smart watch | Smart watch |
|---|---|---|
| Operating System | Zepp OS | Zepp OS 2.0 |
| Supported Host Device OS | iOS 12 or later, Android 7.0 (Nougat) or later | iOS 12 or later, Android 7.0 (Nougat) or later |
| Activity/Sport | Multisport | Multisport |
| Wearing Style | Watch style | Watch style |
| Width | 47.1 mm | - |
| Height | 47.1 mm | - |
| Depth | 13.65 mm | - |
| Weight | 66.5 g | - |
| Body Details | - | With band: 24.6 g |
| Body Material | Polymer | Plastic, stainless steel |
| Protection | Shockproof, water-resistant, salt fog protection, freezeproof, heat-resistant | Water-resistant |
| Colours | - | Midnight black | Misty pink | Ocean blue |
| Clock Display | Yes | Yes |
| FEATURES | Amazfit T-Rex 2 | Amazfit GTR Mini |
|---|
| Sensors | Accelerometer, ambient light sensor, digital compass, gyro sensor, geomagnetic sensor, barometric altimeter, BioTracker PPG 3.0 biometric sensor | Accelerometer, ambient light sensor, geomagnetic sensor, BioTracker PPG biological tracking optical sensor |
|---|---|---|
| Tracking Data | Distance, calories burned, sleep activity, heart rate, blood oxygen saturation, sleep stages, stress level, menstrual cycle | Calories burned, activity, heart rate, steps taken, blood oxygen saturation, pace, sleep stages, stress level, menstrual cycle, personal activity intelligence (PAI), sleep duration, altitude, recovery time, training load, training effect, REM phases, sleep quality score, nap, sleep breathing quality |
| Modes | 150+ sports modes | Do-not-disturb mode, 126 sport modes |
| Goal Setting | Yes | Yes |
| Features | 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 | Camera remote control, find phone function, VO2 max, OTA update, breathing training function, music playback control, weather information, event reminders, rotor motor, Quick Reply, pomodoro timer, customisable watch faces, PeakBeats workout status algorithm, ExerSense algorithm, SomnusCare, password protection, Virtual Pacer, sedentary lifestyle reminder, circularly-polarised GPS aerial, 5 satellite positioning systems |
| Notifications | Missed calls, calendar, incoming calls, applications | Calendar, SMS, incoming calls, applications, high and low heart rate, low blood-oxygen, high stress level |
| Vibrating Alert | Yes | Yes |
| Feedback Type | Vibration alert, visual interface | Vibration alert, visual interface |
| Navigation (GPS) | GPS receiver | GPS receiver |
| CONNECTIVITY | Amazfit T-Rex 2 | Amazfit GTR Mini |
|---|
| Wireless Interface | Bluetooth 5.0 BLE | Bluetooth 5.2 |
|---|
| DISPLAY | Amazfit T-Rex 2 | Amazfit GTR Mini |
|---|
| Type | AMOLED - colour | AMOLED - colour |
|---|---|---|
| Resolution | 454 x 454 pixels | 416 x 416 pixels |
| Screen Size | 1.39" | 1.28" |
| Pixel Density | 326 ppi | 326 ppi |
| Screen Protection | - | Fingerprint-resistant coating, tempered glass |
| Always On Display (AOD) | Yes | Yes |
| INPUT DEVICE | Amazfit T-Rex 2 | Amazfit GTR Mini |
|---|
| Type | Touch sensitive screen, touch buttons | Touch sensitive screen, side button |
|---|
| CASE | Amazfit T-Rex 2 | Amazfit GTR Mini |
|---|
| Case Shape | Round | Circular |
|---|---|---|
| Case Details | Ember black | Wild green | Desert khaki | Astro black and gold | - |
| BAND | Amazfit T-Rex 2 | Amazfit GTR Mini |
|---|
| Band Type | Strap | Strap |
|---|---|---|
| Band Width | - | 20 mm |
| Fits Wrist with Circumference | 140-205 mm | 150-200 mm |
| Changeable | - | Yes |
| Clasp Type | Buckle | Buckle |
| Band Material | Silicone | Silicone |
| Band Colour | Ember black | Wild green | Desert khaki | - |
| CPU | Amazfit T-Rex 2 | Amazfit GTR Mini |
|---|
| CPU Type | - | Huangshan 2S |
|---|
| BATTERY | Amazfit T-Rex 2 | Amazfit GTR Mini |
|---|
| Capacity | 500 mAh | 280 mAh |
|---|---|---|
| Battery Life | 24 day(s) | 14 day(s) |
| Battery Life Details | 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 |
Typical usage - up to 14 days Heavy usage - up to 7 days Battery saver mode - up to 20 days Watch mode - up to 30 days GPS mode - up to 25 hour(s) |
| Rechargeable Battery | Yes | Yes |
| Recharge Time | 2 hour(s) | 2 hour(s) |
| MISCELLANEOUS | Amazfit T-Rex 2 | Amazfit GTR Mini |
|---|
| Included Accessories | Magnetic charging dock | Magnetic charging cable |
|---|---|---|
| Preloaded Software | Zepp App | Games, Stopwatch, Alarm Clock, Timer |
| Compliant Standards | MIL-STD 810G | ISO 22810 |
| Max Depth of Water Resistance | 100 m | 50 m |
| Warranty | 1-year warranty | 1-year warranty |
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