In depth comparison and review of Garmin fēnix 7 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 fēnix 7 | 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 | - | 47.1 mm |
| Height | - | 47.1 mm |
| Depth | - | 13.65 mm |
| Weight | - | 66.5 g |
| Body Details | With band: 79 g Case only: 56 g |
- |
| Body Material | Stainless steel, fibre-reinforced polymer | Polymer |
| Protection | Water-resistant | Shockproof, water-resistant, salt fog protection, freezeproof, heat-resistant |
| Clock Display | Yes | Yes |
| FEATURES | Garmin fēnix 7 | Amazfit T-Rex 2 |
|---|
| Sensors | Accelerometer, thermometre, gyro sensor, barometric altimeter, electromagnetic compass, optical heart sensor, Pulse Ox sensor | Accelerometer, ambient light sensor, digital compass, gyro sensor, geomagnetic sensor, barometric altimeter, BioTracker PPG 3.0 biometric sensor |
|---|---|---|
| Tracking Data | Distance, speed, calories burned, activity, sleep activity, heart rate, steps taken, blood oxygen saturation, pace, stress level, respiratory rate, active time, water balance, temperature | 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, Move IQ, Find my Device, Downloadable workouts, store & play music, rejecting a call, LiveTrack, Physio TrueUp, PacePro pace guidance, animated workouts, weather information, dual grid coordinates format, Body Battery Energy Monitor | 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 | Calendar, SMS, Email, social apps, incoming calls, high and low heart rate | Missed calls, calendar, incoming calls, applications |
| Vibrating Alert | Yes | Yes |
| Feedback Type | Audio alert, vibration alert, visual interface | Vibration alert, visual interface |
| Navigation (GPS) | GPS/GLONASS/Galileo receiver | GPS receiver |
| Payment Technology | Garmin Pay | - |
| CONNECTIVITY | Garmin fēnix 7 | Amazfit T-Rex 2 |
|---|
| Wireless Interface | Bluetooth, Wi-Fi, ANT+ | Bluetooth 5.0 BLE |
|---|
| DISPLAY | Garmin fēnix 7 | Amazfit T-Rex 2 |
|---|
| Type | Memory-in-Pixel LCD - colour - transflective | AMOLED - colour |
|---|---|---|
| Resolution | 260 x 260 pixels | 454 x 454 pixels |
| Screen Size | 1.3" | 1.39" |
| Pixel Density | - | 326 ppi |
| Screen Protection | Corning Gorilla Glass DX (scratch resistant glass) | - |
| Always On Display (AOD) | - | Yes |
| INPUT DEVICE | Garmin fēnix 7 | Amazfit T-Rex 2 |
|---|
| Type | Touch sensitive screen, push buttons | Touch sensitive screen, touch buttons |
|---|
| CASE | Garmin fēnix 7 | Amazfit T-Rex 2 |
|---|
| Case Size | 47 mm | - |
|---|---|---|
| Case Shape | Round | Round |
| Bezel | Stainless steel | - |
| Case Back | Metal | - |
| Case Details | Silver | Ember black | Wild green | Desert khaki | Astro black and gold |
| BAND | Garmin fēnix 7 | Amazfit T-Rex 2 |
|---|
| Band Type | Band | Strap |
|---|---|---|
| Band Width | 22 mm | - |
| Fits Wrist with Circumference | 125-208 mm | 140-205 mm |
| Changeable | Yes | - |
| Clasp Type | Buckle | Buckle |
| Band Material | Silicone | Silicone |
| Band Colour | Graphite | Ember black | Wild green | Desert khaki |
| STORAGE | Garmin fēnix 7 | Amazfit T-Rex 2 |
|---|
| Storage Capacity | 16 GB | - |
|---|
| BATTERY | Garmin fēnix 7 | Amazfit T-Rex 2 |
|---|
| Technology | Lithium Ion | - |
|---|---|---|
| Capacity | - | 500 mAh |
| Battery Life | - | 24 day(s) |
| Battery Life Details | Smartwatch mode - up to 18 days Battery Saver Watch Mode - up to 57 days GPS mode - up to 57 hour(s) All satellite systems mode - up to 40 hours All satellite systems with music mode - up to 10 hour(s) Max Battery GPS Mode - up to 136 hour(s) Expedition GPS Mode - up to 40 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 fēnix 7 | Amazfit T-Rex 2 |
|---|
| Included Accessories | Charging/data cable | Magnetic charging dock |
|---|---|---|
| Preloaded Software | - | Zepp App |
| Compliant Standards | - | MIL-STD 810G |
| SAR Value | 0.3 W/kg (body), 0.3 W/kg (limb) | - |
| Max Depth of Water Resistance | 100 m | 100 m |
| Max Operating Temperature | 45 °C | - |
| Min Operating Temperature | -20 °C | - |
| Warranty | - | 1-year warranty |
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