| key specs |
| Display Size | 41mm | 42mm |
| Compatible OS | Android, iOS | Android and iOS |
| Strap Material | Rubber | Silicone |
| Dial Shape | Rectangle | Round |
| Display Type | AMOLED | AMOLED |
| Ideal For | Unisex | Women |
| Strap Colour | - | White |
| general |
| Brand | Oppo | Amazfit |
| Model | Watch (41mm) | GTR 42mm Glitter Edition |
| Release date | March 6, 2020 | July 16, 2019 |
| Dial Shape | Rectangle | Round |
| Strap Material | Rubber | Silicone |
| Interchangeable Strap | Yes | Yes |
| Water Resistant | Yes | Yes |
| Water Resistance Depth | 3ATM | 5ATM |
| Ideal For | Unisex | Women |
| Dial Colour | Black, Pink Gold, Silver Mist | Black |
| Model Number | - | AMZGTRSW /A1910 |
| Model Name | - | GTR 42 mm Glitter Edition |
| Touchscreen | - | Yes |
| Usage | - | Fitness & Outdoor |
| Strap Colour | - | White |
| dimensions |
| Width | 41.45 | - |
| Height | 36.37 | - |
| Thickness | 11.4 | - |
| Weight (g) | 30.10 | - |
| Diameter | - | 42.6 |
| product details |
| Sensor | Tri-axial acceleration sensor, Gyroscope, Geomagnetic sensor, Barometer, Optical heartbeat sensor, Capacitance sensor, Ambient light sensor | BioTracker TM PPG Bio-Tracking Optical Sensor, 6-Axis Accelerometer, 3 Axial Geomagnetic Sensor, Air Pressure Sensor, Capacitive Sensor, Ambient Light Brightness Sensor |
| Notification | Yes | Yes |
| Battery Life | 24 hours | Up to 12 days |
| Stand By Time | 14 days | - |
| Closure | - | Strap Buckle |
| Compatible Device | - | Android, iPhones |
| Battery Type | - | Lithium Polymer |
| Charge Time | - | 2 hours |
| Rechargeable Battery | - | Yes |
| connectivity features |
| Call Function | Yes | - |
| Bluetooth | Yes | 5 |
| Bluetooth Version | 4.2 | - |
| Wi-Fi | Yes | - |
| GPS | Yes | Yes |
| Messaging Support | Yes | - |
| Third Party App Support | Yes | - |
| Call Features | Yes | - |
| platform and storage features |
| Operating System | Wear OS | - |
| Compatible Operating System | Android, iOS | Android and iOS |
| Number of Cores | quad-core | - |
| RAM | 1GB | - |
| Processor Name | Qualcomm Snapdragon Wear 3100, Ambiq Micro Apollo3 Wireless | - |
| Internal Memory | 8000 | - |
| camera and display features |
| Display Resolution | 320x360 | 390x390 pixels |
| Display Size | 41mm | 42mm |
| Display Type | AMOLED | AMOLED |
| fitness and watch functions |
| Step Count | Yes | Yes |
| Calorie Count | Yes | Yes |
| Heart Rate Monitor | Yes | Yes |
| Compass | Yes | Yes |
| Calendar | Yes | - |
| Alarm Clock | Yes | Yes |
| Date & Time Display | Yes | Yes |
| Number of Buttons | 2 | 2 |
| Other Fitness Features | Fitness Run, 5-Min Workouts, Fat Burn Run, Outdoor Walk, Outdoor Cycling, Swimming, Heart rate monitoring, Sleep monitoring, Get Up Reminder, Guided breathing exercises | - |
| Language | - | English |
| Other Watch Functions | - | Weather, Music, Event Reminder, Looking for a mobile phone, Stopwatch, Countdown |