In depth comparison and review of Garmin Instinct Solar 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 Solar | 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 | Running, swimming, ski, cycling, hiking, fishing, climbing, snowboarding, rower, kayaking, hunting, jumpmaster, stand up paddleboarding | Multisport |
| Wearing Style | Watch style | Watch style |
| Width | 45 mm | 47.1 mm |
| Height | 45 mm | 47.1 mm |
| Depth | 15.3 mm | 13.65 mm |
| Weight | 53 g | 66.5 g |
| Body Material | Fibre-reinforced polymer | Polymer |
| Protection | Waterproof | Shockproof, water-resistant, salt fog protection, freezeproof, heat-resistant |
| Colours | Pipeline | Tidal blue | Cloudbreak | - |
| Clock Display | Yes | Yes |
| FEATURES | Garmin Instinct Solar | Amazfit T-Rex 2 |
|---|
| Sensors | Accelerometer, barometer, thermometre, altimeter, 3-axis 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 | Stealth mode | 150+ sports modes |
| Goal Setting | Yes | Yes |
| Features | Music remote handling, Heart Rate target zone selector, find phone function, Bluetooth Smart technology, VIRB control, inactivity alert, Move IQ, Find my Device, Garmin Elevate, TrueUp, Body Battery, solar charging, night vision compatibility, dual grid coordinates format, trackback routing | 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 | Missed calls, calendar, incoming calls, applications |
| Vibrating Alert | Yes | Yes |
| Feedback Type | - | Vibration alert, visual interface |
| Navigation (GPS) | GPS/GLONASS/Galileo receiver | GPS receiver |
| CONNECTIVITY | Garmin Instinct Solar | Amazfit T-Rex 2 |
|---|
| Wireless Interface | Bluetooth, ANT+ | Bluetooth 5.0 BLE |
|---|
| DISPLAY | Garmin Instinct Solar | Amazfit T-Rex 2 |
|---|
| Type | Memory-in-Pixel LCD - monochrome - transflective | AMOLED - colour |
|---|---|---|
| Resolution | 128 x 128 pixels | 454 x 454 pixels |
| Screen Size | - | 1.39" |
| Dimensions (WxH) | 23 mm x 23 mm | - |
| Pixel Density | - | 326 ppi |
| Screen Protection | Power Glass | - |
| Always On Display (AOD) | - | Yes |
| INPUT DEVICE | Garmin Instinct Solar | Amazfit T-Rex 2 |
|---|
| Type | Touch buttons | Touch sensitive screen, touch buttons |
|---|
| CASE | Garmin Instinct Solar | Amazfit T-Rex 2 |
|---|
| Case Shape | Round | Round |
|---|---|---|
| Case Details | Graphite | Black | Moss | Flame red | Sunburst | Lichen camo | Ember black | Wild green | Desert khaki | Astro black and gold |
| BAND | Garmin Instinct Solar | Amazfit T-Rex 2 |
|---|
| Band Type | Band | Strap |
|---|---|---|
| Band Width | 22 mm | - |
| Fits Wrist with Circumference | 132-224 mm | 140-205 mm |
| Changeable | Yes | - |
| Clasp Type | Buckle | Buckle |
| Band Material | Silicone | Silicone |
| Band Colour | Graphite | Black | Moss | Flame red | Sunburst | Lichen camo | Orchid | Graphite camo | Ember black | Wild green | Desert khaki |
| BATTERY | Garmin Instinct Solar | Amazfit T-Rex 2 |
|---|
| Technology | Lithium Ion | - |
|---|---|---|
| Capacity | - | 500 mAh |
| Battery Life | 56 day(s) | 24 day(s) |
| Battery Life Details | Smartwatch mode - up to 24 days Smartwatch mode (with solar) - up to 54 days Battery Saver Watch Mode - up to 56 days Max Battery GPS Mode - up to 30 hour(s) Max Battery GPS Mode (with solar) - up to 38 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 hour(s) |
| MISCELLANEOUS | Garmin Instinct Solar | Amazfit T-Rex 2 |
|---|
| Included Accessories | Charging/data cable | Magnetic charging dock |
|---|---|---|
| Preloaded Software | - | Zepp App |
| Compliant Standards | MIL-STD-810 | MIL-STD 810G |
| Max Depth of Water Resistance | 100 m | 100 m |
| Warranty | - | 1-year warranty |
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