| key specs |
| Strap Colour | Black Fluororubber, Brown Leather | - |
| Dial Shape | Round | Rectangle |
| Display Type | AMOLED | AMOLED |
| Ideal For | Unisex | Unisex |
| Display Size | - | 41mm |
| Compatible OS | - | Android, iOS |
| Strap Material | - | Rubber |
| general |
| Brand | Amazfit | Oppo |
| Model | GTR 4 New | Watch (41mm) |
| Release date | September 4, 2024 | March 6, 2020 |
| Model Name | GTR 4 New | - |
| Dial Shape | Round | Rectangle |
| Strap Colour | Black Fluororubber, Brown Leather | - |
| Size | Regular | - |
| Touchscreen | 1.45 | - |
| Water Resistant | 5 ATM | Yes |
| Usage | Regular | - |
| Dial Material | Stainless Steel | - |
| Ideal For | Unisex | Unisex |
| Strap Material | - | Rubber |
| Interchangeable Strap | - | Yes |
| Water Resistance Depth | - | 3ATM |
| Dial Colour | - | Black, Pink Gold, Silver Mist |
| dimensions |
| Width | 46.5 | 41.45 |
| Height | 46.5 | 36.37 |
| Thickness | 11.2 | 11.4 |
| Weight (g) | 49.00 | 30.10 |
| product details |
| Sensor | heart rate, SpO2, steps, sleep tracker | Tri-axial acceleration sensor, Gyroscope, Geomagnetic sensor, Barometer, Optical heartbeat sensor, Capacitance sensor, Ambient light sensor |
| Compatible Device | Android 7.0 and above, iOS 12.0 and above | - |
| Battery Type | 475 | - |
| Battery Life | 12 days | 24 hours |
| Rechargeable Battery | Yes | - |
| Notification | - | Yes |
| Stand By Time | - | 14 days |
| connectivity features |
| Call Function | Yes | Yes |
| Bluetooth | Yes | Yes |
| Bluetooth Version | 5.0 | 4.2 |
| Wi-Fi | Yes | Yes |
| GPS | Yes | Yes |
| Messaging Support | - | Yes |
| Third Party App Support | - | Yes |
| Call Features | - | Yes |
| platform and storage features |
| Operating System | ZeppOS 2.0 | Wear OS |
| Compatible Operating System | - | Android, 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 | 466 x 466 | 320x360 |
| Display Type | AMOLED | AMOLED |
| Display Size | - | 41mm |
| fitness and watch functions |
| Step Count | Yes | Yes |
| Heart Rate Monitor | Yes | Yes |
| Altimeter | Yes | - |
| Date & Time Display | Yes | Yes |
| Language | English | - |
| Number of Buttons | 2 | 2 |
| Other Fitness Features | Menstrual health tracker | Fitness Run, 5-Min Workouts, Fat Burn Run, Outdoor Walk, Outdoor Cycling, Swimming, Heart rate monitoring, Sleep monitoring, Get Up Reminder, Guided breathing exercises |
| Calorie Count | - | Yes |
| Compass | - | Yes |
| Calendar | - | Yes |
| Alarm Clock | - | Yes |
| audio and video features |
| Speaker | Yes | - |
| Microphone | Yes | - |