In depth comparison and review of OPPO Watch 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 | OPPO Watch | Amazfit T-Rex 2 |
|---|
| Product Type | Smart watch | Smart watch |
|---|---|---|
| Operating System | Wear OS by Google | Zepp OS |
| Supported Host Device OS | Android 6.0 (Marshmallow) or later | iOS 12 or later, Android 7.0 (Nougat) or later |
| Activity/Sport | Swimming, fitness running, 5-min workouts, fat burn running, outdoor walking, outdoor cycling | 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 | Case only: 30.1 g | - |
| Body Material | Aluminium alloy | Polymer |
| Protection | Water-resistant | Shockproof, water-resistant, salt fog protection, freezeproof, heat-resistant |
| Clock Display | Yes | Yes |
| FEATURES | OPPO Watch | Amazfit T-Rex 2 |
|---|
| Sensors | Ambient light sensor, barometer, gyro sensor, geomagnetic sensor, capacitive sensor, 3-axis accelerometer, 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, calories burned, activity, sleep activity, heart rate, steps taken | 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 | Call handling, music remote handling, find phone function, inactivity alert, store & play music, guided breathing session | 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, social apps | Missed calls, calendar, incoming calls, applications |
| Vibrating Alert | Yes | Yes |
| Feedback Type | Vibration alert, visual interface | Vibration alert, visual interface |
| Navigation (GPS) | A-GPS/GPS/GLONASS receiver | GPS receiver |
| Internet of Things (IoT) Compatible | Yes | - |
| IoT Intelligent Assistant | Google Assistant | - |
| CONNECTIVITY | OPPO Watch | Amazfit T-Rex 2 |
|---|
| Wireless Interface | IEEE 802.11b/g/n, Bluetooth 4.2 | Bluetooth 5.0 BLE |
|---|
| DISPLAY | OPPO Watch | Amazfit T-Rex 2 |
|---|
| Type | AMOLED - colour | AMOLED - colour |
|---|---|---|
| Resolution | 320 x 360 pixels | 454 x 454 pixels |
| Screen Size | 1.6" | 1.39" |
| Pixel Density | 301 ppi | 326 ppi |
| Screen Protection | Corning Gorilla Glass 3 (scratch resistant glass) | - |
| Always On Display (AOD) | - | Yes |
| INPUT DEVICE | OPPO Watch | Amazfit T-Rex 2 |
|---|
| Type | Touch sensitive screen | Touch sensitive screen, touch buttons |
|---|
| CASE | OPPO Watch | Amazfit T-Rex 2 |
|---|
| Case Size | 41 mm | - |
|---|---|---|
| Case Shape | Rectangular | Round |
| Case Back | Polycarbonate | - |
| Case Details | Pink gold | Black | Ember black | Wild green | Desert khaki | Astro black and gold |
| BAND | OPPO Watch | Amazfit T-Rex 2 |
|---|
| Band Type | Strap | Strap |
|---|---|---|
| Fits Wrist with Circumference | 125-185 mm | 140-205 mm |
| Changeable | Yes | - |
| Clasp Type | Pin-and-tuck | Buckle |
| Band Material | Fluororubber | Silicone |
| Band Colour | Pink | Black | Ember black | Wild green | Desert khaki |
| STORAGE | OPPO Watch | Amazfit T-Rex 2 |
|---|
| Storage Capacity | 8 GB | - |
|---|
| RAM | OPPO Watch | Amazfit T-Rex 2 |
|---|
| RAM Size | 1 GB | - |
|---|
| CPU | OPPO Watch | Amazfit T-Rex 2 |
|---|
| Manufacturer | Qualcomm | - |
|---|---|---|
| CPU Type | Snapdragon Wear 3100 | - |
| Features | Ambiq Micro Apollo3 Wireless SoC | - |
| BATTERY | OPPO Watch | Amazfit T-Rex 2 |
|---|
| Capacity | 300 mAh | 500 mAh |
|---|---|---|
| Battery Life | 24 hours | 24 day(s) |
| Battery Life Details | Smart mode - up to 24 hour(s) Power saving mode - up to 14 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 |
| Standby Time | 14 days | - |
| Rechargeable Battery | Yes | Yes |
| Recharge Time | - | 2 hour(s) |
| MISCELLANEOUS | OPPO Watch | Amazfit T-Rex 2 |
|---|
| Included Accessories | Magnetic charging dock | Magnetic charging dock |
|---|---|---|
| Preloaded Software | Google Fit, HeyTap Health App | Zepp App |
| Compliant Standards | - | MIL-STD 810G |
| Max Depth of Water Resistance | 30 m | 100 m |
| Warranty | - | 1-year warranty |
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