|  |   |   | ||
| ratings | ||||
| Overall NDTV Rating | Read Review | - | ||
| Design and comfort Rating | - | |||
| Tracking accuracy Rating | - | |||
| Software and ecosystem Rating | - | |||
| Battery life Rating | - | |||
| key specs | ||||
| Dial Shape | Round | Rectangle | ||
| Display Size | - | 41mm | ||
| Compatible OS | - | Android, iOS | ||
| Strap Material | - | Rubber | ||
| Display Type | - | AMOLED | ||
| Ideal For | - | Unisex | ||
| general | ||||
| Brand | Amazfit | Oppo | ||
| Model | GTR 4 | Watch (41mm) | ||
| Release date | September 1, 2022 | March 6, 2020 | ||
| Dial Shape | Round | Rectangle | ||
| Size | Regular | - | ||
| Touchscreen | Yes | - | ||
| Interchangeable Strap | Yes | Yes | ||
| Water Resistant | 5ATM | Yes | ||
| Usage | Health, Fitness | - | ||
| Strap Material | - | Rubber | ||
| Water Resistance Depth | - | 3ATM | ||
| Ideal For | - | Unisex | ||
| Dial Colour | - | Black, Pink Gold, Silver Mist | ||
| dimensions | ||||
| Width | 46 | 41.45 | ||
| Height | 46 | 36.37 | ||
| Thickness | 10.6 | 11.4 | ||
| Weight (g) | 34.00 | 30.10 | ||
| product details | ||||
| Sensor | Acceleration sensor, Gyroscope, Geomagnetic sensor, Barometric altimeter, Ambient light sensor | Tri-axial acceleration sensor, Gyroscope, Geomagnetic sensor, Barometer, Optical heartbeat sensor, Capacitance sensor, Ambient light sensor | ||
| Battery Life | 14 days | 24 hours | ||
| Charge Time | 2 hours | - | ||
| Charger Type | Magnetic Charger | - | ||
| Notification | - | Yes | ||
| Stand By Time | - | 14 days | ||
| connectivity features | ||||
| Call Function | Yes | Yes | ||
| Bluetooth | Yes | Yes | ||
| Bluetooth Version | v5.0 | 4.2 | ||
| Wi-Fi | Yes | Yes | ||
| GPS | Yes | Yes | ||
| Call Features | Make Calls, Reject Calls | Yes | ||
| Messaging Support | - | Yes | ||
| Third Party App Support | - | Yes | ||
| platform and storage features | ||||
| Operating System | Zepp OS 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 | ||
| fitness and watch functions | ||||
| Step Count | Yes | Yes | ||
| Heart Rate Monitor | Yes | Yes | ||
| Other Fitness Features | Over 150 Sports Modes, Automatic Recognition | 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 | ||
| Date & Time Display | - | Yes | ||
| Number of Buttons | - | 2 | ||
| audio and video features | ||||
| Speaker | Yes | - | ||
| Microphone | Yes | - | ||
| Voice Control | Yes | - | ||
| camera and display features | ||||
| Display Resolution | - | 320x360 | ||
| Display Size | - | 41mm | ||
| Display Type | - | AMOLED | ||
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