In depth comparison and review of Sony SmartWatch 3 SWR50 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 | Sony SmartWatch 3 SWR50 | Amazfit T-Rex 2 |
|---|
| Product Type | Smart watch | Smart watch |
|---|---|---|
| Operating System | Android Wear | Zepp OS |
| Supported Host Device OS | Android 4.3 (Jelly Bean) or later | iOS 12 or later, Android 7.0 (Nougat) or later |
| Activity/Sport | - | Multisport |
| Wearing Style | Watch style | Watch style |
| Audio Input | Microphone | - |
| Width | 36 mm | 47.1 mm |
| Height | 51 mm | 47.1 mm |
| Depth | 10 mm | 13.65 mm |
| Weight | 45 g | 66.5 g |
| Body Details | Main unit: 36 mm x 10 mm x 51 mm 38 g | - |
| Body Material | - | Polymer |
| Protection | Dustproof, waterproof | Shockproof, water-resistant, salt fog protection, freezeproof, heat-resistant |
| Colours | Brown | Black | Lime | Silver metal | - |
| Clock Display | Yes | Yes |
| Designed For | Sony XPERIA Z5, Z5 Dual, Z5 Premium | - |
| FEATURES | Sony SmartWatch 3 SWR50 | Amazfit T-Rex 2 |
|---|
| Sensors | Accelerometer, ambient light sensor, digital compass, gyro sensor | Accelerometer, ambient light sensor, digital compass, gyro sensor, geomagnetic sensor, barometric altimeter, BioTracker PPG 3.0 biometric sensor |
|---|---|---|
| Tracking Data | 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 |
| Features | Voice control, gesture control | 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 | Missed calls, calendar, incoming calls, applications |
| Vibrating Alert | Yes | Yes |
| Feedback Type | - | Vibration alert, visual interface |
| Navigation (GPS) | - | GPS receiver |
| CELLULAR | Sony SmartWatch 3 SWR50 | Amazfit T-Rex 2 |
|---|
| Messaging Services | SMS | - |
|---|---|---|
| Supported Mobile Messaging Services | SMS | - |
| CONNECTIVITY | Sony SmartWatch 3 SWR50 | Amazfit T-Rex 2 |
|---|
| Wireless Interface | Wi-Fi, NFC, Bluetooth 4.0 | Bluetooth 5.0 BLE |
|---|---|---|
| Bluetooth Profiles | Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - |
| Connectors | Micro-USB | - |
| DISPLAY | Sony SmartWatch 3 SWR50 | Amazfit T-Rex 2 |
|---|
| Type | LCD - colour - transflective | AMOLED - colour |
|---|---|---|
| Resolution | 320 x 320 pixels | 454 x 454 pixels |
| Screen Size | 1.6" | 1.39" |
| Pixel Density | - | 326 ppi |
| Colour Depth | 16-bit (65000 colours) | - |
| Always On Display (AOD) | - | Yes |
| INPUT DEVICE | Sony SmartWatch 3 SWR50 | Amazfit T-Rex 2 |
|---|
| Touchscreen Technology | Capacitive | - |
|---|---|---|
| Type | Touch sensitive screen | Touch sensitive screen, touch buttons |
| CASE | Sony SmartWatch 3 SWR50 | Amazfit T-Rex 2 |
|---|
| Case Shape | - | Round |
|---|---|---|
| Case Details | - | Ember black | Wild green | Desert khaki | Astro black and gold |
| BAND | Sony SmartWatch 3 SWR50 | Amazfit T-Rex 2 |
|---|
| Band Type | Link bracelet | Strap |
|---|---|---|
| Fits Wrist with Circumference | - | 140-205 mm |
| Clasp Type | - | Buckle |
| Band Material | Stainless steel | Silicone |
| Band Colour | Steel | Black | Lime | Ember black | Wild green | Desert khaki |
| STORAGE | Sony SmartWatch 3 SWR50 | Amazfit T-Rex 2 |
|---|
| Storage Capacity | 4 GB | - |
|---|
| RAM | Sony SmartWatch 3 SWR50 | Amazfit T-Rex 2 |
|---|
| RAM Size | 512 MB | - |
|---|
| CPU | Sony SmartWatch 3 SWR50 | Amazfit T-Rex 2 |
|---|
| Manufacturer | ARM | - |
|---|---|---|
| CPU Type | Cortex-A7 | - |
| Clock Speed | 1.2 GHz | - |
| BATTERY | Sony SmartWatch 3 SWR50 | Amazfit T-Rex 2 |
|---|
| Technology | Lithium polymer | - |
|---|---|---|
| Capacity | 420 mAh | 500 mAh |
| Battery Life | 48 hours | 24 day(s) |
| Battery Life Details | - | 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 | 96 h | - |
| Rechargeable Battery | - | Yes |
| Recharge Time | 1 hour | 2 hour(s) |
| MISCELLANEOUS | Sony SmartWatch 3 SWR50 | Amazfit T-Rex 2 |
|---|
| Included Accessories | USB cable | Magnetic charging dock |
|---|---|---|
| Preloaded Software | Messages, Google Play, Weather, Reminders, Date | Zepp App |
| Compliant Standards | IP68 | MIL-STD 810G |
| Max Depth of Water Resistance | - | 100 m |
| Max Operating Temperature | 60 °C | - |
| Min Operating Temperature | -20 °C | - |
| Warranty | - | 1-year warranty |
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