In depth comparison and review of Garmin Approach G12 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 Approach G12 | 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 | Golf | Multisport |
| Wearing Style | Clothing | Watch style |
| Width | 45.8 mm | 47.1 mm |
| Height | 51.3 mm | 47.1 mm |
| Depth | 12.4 mm | 13.65 mm |
| Weight | 25.1 g | 66.5 g |
| Body Material | - | Polymer |
| Protection | - | Shockproof, water-resistant, salt fog protection, freezeproof, heat-resistant |
| Clock Display | - | Yes |
| FEATURES | Garmin Approach G12 | Amazfit T-Rex 2 |
|---|
| Sensors | Odometer | Accelerometer, ambient light sensor, digital compass, gyro sensor, geomagnetic sensor, barometric altimeter, BioTracker PPG 3.0 biometric sensor |
|---|---|---|
| Tracking Data | Distance, golf shot distance, stroke data | Distance, calories burned, sleep activity, heart rate, blood oxygen saturation, sleep stages, stress level, menstrual cycle |
| Modes | - | 150+ sports modes |
| Goal Setting | - | Yes |
| Features | Sunlight readable, Bluetooth Smart technology | 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, incoming calls, applications |
| Vibrating Alert | - | Yes |
| Feedback Type | - | Vibration alert, visual interface |
| Navigation (GPS) | - | GPS receiver |
| CONNECTIVITY | Garmin Approach G12 | Amazfit T-Rex 2 |
|---|
| Wireless Interface | Bluetooth | Bluetooth 5.0 BLE |
|---|
| DISPLAY | Garmin Approach G12 | Amazfit T-Rex 2 |
|---|
| Type | Monochrome | AMOLED - colour |
|---|---|---|
| Resolution | 175 x 175 pixels | 454 x 454 pixels |
| Screen Size | - | 1.39" |
| Dimensions (WxH) | 23 mm x 23 mm | - |
| Pixel Density | - | 326 ppi |
| Always On Display (AOD) | - | Yes |
| INPUT DEVICE | Garmin Approach G12 | Amazfit T-Rex 2 |
|---|
| Type | Push buttons | Touch sensitive screen, touch buttons |
|---|
| CASE | Garmin Approach G12 | Amazfit T-Rex 2 |
|---|
| Case Shape | Circular | Round |
|---|---|---|
| Case Details | - | Ember black | Wild green | Desert khaki | Astro black and gold |
| BAND | Garmin Approach G12 | Amazfit T-Rex 2 |
|---|
| Band Type | - | Strap |
|---|---|---|
| Fits Wrist with Circumference | - | 140-205 mm |
| Clasp Type | - | Buckle |
| Band Material | - | Silicone |
| Band Colour | - | Ember black | Wild green | Desert khaki |
| BATTERY | Garmin Approach G12 | Amazfit T-Rex 2 |
|---|
| Technology | Lithium Ion | - |
|---|---|---|
| Capacity | - | 500 mAh |
| Battery Life | 30 hours | 24 day(s) |
| Battery Life Details | GPS mode - up to 30 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 Approach G12 | Amazfit T-Rex 2 |
|---|
| Included Accessories | Charging/data cable | Magnetic charging dock |
|---|---|---|
| Preloaded Software | - | Zepp App |
| Compliant Standards | IEC 60529 IPX7 | MIL-STD 810G |
| Max Depth of Water Resistance | - | 100 m |
| Max Operating Temperature | 60 °C | - |
| Min Operating Temperature | -20 °C | - |
| Warranty | 1-year warranty | 1-year warranty |
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