In depth comparison and review of Garmin Instinct 2S 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 | Garmin Instinct 2S | Amazfit T-Rex 2 |
|---|
| Product Type | Sport watch | Smart watch |
|---|---|---|
| Operating System | - | Zepp OS |
| Supported Host Device OS | iOS, Android | iOS 12 or later, Android 7.0 (Nougat) or later |
| Activity/Sport | Multisport | Multisport |
| Wearing Style | Watch style | Watch style |
| Width | 40 mm | 47.1 mm |
| Height | 40 mm | 47.1 mm |
| Depth | 13.3 mm | 13.65 mm |
| Weight | 42 g | 66.5 g |
| Body Material | Fibre-reinforced polymer | Polymer |
| Protection | Waterproof | Shockproof, water-resistant, salt fog protection, freezeproof, heat-resistant |
| Clock Display | Yes | Yes |
| FEATURES | Garmin Instinct 2S | Amazfit T-Rex 2 |
|---|
| Sensors | Accelerometer, thermometre, barometric altimeter, electromagnetic compass, optical heart sensor | Accelerometer, ambient light sensor, digital compass, gyro sensor, geomagnetic sensor, barometric altimeter, BioTracker PPG 3.0 biometric sensor |
|---|---|---|
| Tracking Data | Distance, time, speed, calories burned, activity, sleep activity, heart rate, steps taken, floors climbed, blood oxygen saturation, stress level | 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 | Music remote handling, find phone function, VIRB control, inactivity alert, Find my Device, LiveTrack, Physio TrueUp, weather information, dual grid coordinates format, trackback routing, Body Battery Energy Monitor, accident detection | 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 | Missed calls, calendar, 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/GLONASS/Galileo receiver | GPS receiver |
| Payment Technology | Garmin Pay | - |
| CONNECTIVITY | Garmin Instinct 2S | Amazfit T-Rex 2 |
|---|
| Wireless Interface | Bluetooth, ANT+ | Bluetooth 5.0 BLE |
|---|
| DISPLAY | Garmin Instinct 2S | Amazfit T-Rex 2 |
|---|
| Type | Memory-in-Pixel LCD - monochrome - transflective | AMOLED - colour |
|---|---|---|
| Resolution | 156 x 156 pixels | 454 x 454 pixels |
| Screen Size | - | 1.39" |
| Dimensions (WxH) | 20.12 mm x 20.12 mm | - |
| Pixel Density | - | 326 ppi |
| Screen Protection | Chemically strengthened glass | - |
| Always On Display (AOD) | - | Yes |
| INPUT DEVICE | Garmin Instinct 2S | Amazfit T-Rex 2 |
|---|
| Type | Push buttons | Touch sensitive screen, touch buttons |
|---|
| CASE | Garmin Instinct 2S | Amazfit T-Rex 2 |
|---|
| Case Size | 40 mm | - |
|---|---|---|
| Case Shape | Round | Round |
| Case Details | Deep orchid | Ember black | Wild green | Desert khaki | Astro black and gold |
| BAND | Garmin Instinct 2S | Amazfit T-Rex 2 |
|---|
| Band Type | Band | Strap |
|---|---|---|
| Band Width | 20 mm | - |
| Fits Wrist with Circumference | 112-180 mm | 140-205 mm |
| Changeable | Yes | - |
| Clasp Type | Buckle | Buckle |
| Band Material | Silicone | Silicone |
| Band Colour | - | Ember black | Wild green | Desert khaki |
| STORAGE | Garmin Instinct 2S | Amazfit T-Rex 2 |
|---|
| Storage Capacity | 32 MB | - |
|---|
| BATTERY | Garmin Instinct 2S | Amazfit T-Rex 2 |
|---|
| Technology | Lithium Ion | - |
|---|---|---|
| Capacity | - | 500 mAh |
| Battery Life | - | 24 day(s) |
| Battery Life Details | Smartwatch mode - up to 21 days Battery Saver Watch Mode - up to 50 days Max Battery GPS Mode - up to 54 hour(s) GPS mode - up to 22 hour(s) Expedition GPS Mode - up to 25 days |
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 hour(s) |
| MISCELLANEOUS | Garmin Instinct 2S | Amazfit T-Rex 2 |
|---|
| Included Accessories | Charging/data cable | Magnetic charging dock |
|---|---|---|
| Preloaded Software | - | Zepp App |
| Compliant Standards | - | MIL-STD 810G |
| Max Depth of Water Resistance | 100 m | 100 m |
| Max Operating Temperature | 60 °C | - |
| Min Operating Temperature | -20 °C | - |
| Warranty | - | 1-year warranty |
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