| key specs |
| Strap Colour | Black | Black, Red, Green, Blue |
| Display Size | 35mm | - |
| Compatible OS | Android, iOS | Android 5.0 and above |
| Dial Shape | Round | Rectangle |
| Display Type | AMOLED | - |
| Ideal For | Unisex | Unisex |
| Strap Material | - | Silicone |
| general |
| Brand | Amazfit | Realme |
| Model | GTR 3 | Watch |
| Release date | October 11, 2021 | May 25, 2020 |
| Dial Shape | Round | Rectangle |
| Size | Regular | Regular |
| Touchscreen | Yes | Yes |
| Interchangeable Strap | Yes | Yes |
| Water Resistant | Yes | Yes |
| Water Resistance Depth | 5 ATM | 1.5 metres |
| Dial Material | Aluminium | - |
| Ideal For | Unisex | Unisex |
| Strap Colour | Black | Black, Red, Green, Blue |
| Dial Colour | Black | Black |
| Model Name | - | Realme Watch |
| Strap Material | - | Silicone |
| dimensions |
| Width | 45.8 | 256 |
| Height | 45.8 | 36.5 |
| Thickness | 10.8 | 11.8 |
| Weight (g) | 42.00 | 31.00 |
| product details |
| Sensor | Accelerometer Sensor, Barometer Sensor, Gyro Sensor, Light Sensor, Optical Heart Rate Sensor, SpO2 Sensor, Blood Pressure Monitor | PPG |
| Compatible Device | Android, iPhone | Android |
| Notification | Yes | Yes |
| Battery Type | Li-ion | - |
| Battery Life | 21 days | 7 days |
| Charge Time | - | 2.5 hours |
| Charger Type | - | USB magnetic charge |
| Stand By Time | - | 20 days |
| connectivity features |
| Bluetooth | Bluetooth | Yes |
| Bluetooth Version | 5.1 | 5.0 |
| GPS | Yes | - |
| Messaging Support | Yes | - |
| Third Party App Support | Yes | - |
| Call Function | - | No |
| Call Features | - | Call reject and mute support |
| platform and storage features |
| Operating System | ZeppOS | - |
| Compatible Operating System | Android, iOS | Android 5.0 and above |
| camera and display features |
| Display Resolution | 454x454 | 320x320 |
| Display Size | 35mm | - |
| Display Type | AMOLED | - |
| Backlight Display | Yes | Yes |
| Scratch Resistant | - | Yes |
| fitness and watch functions |
| Step Count | Yes | Yes |
| Calorie Count | Yes | Yes |
| Heart Rate Monitor | Yes | Yes |
| Altimeter | Yes | - |
| Compass | Yes | - |
| Calendar | Yes | - |
| Alarm Clock | Yes | Yes |
| Chronograph | Yes | Yes |
| Date & Time Display | Yes | Yes |
| Language | English | - |
| Number of Buttons | 2 | - |
| Other Fitness Features | 150 sports mode | Outdoor Run, Walk, Indoor Run, Outdoor Cycle, Aerobic Capacity, Strength Training, Football, Basketball, Table Tennis, Badminton, Indoor Cycle, Elliptical , Yoga, Cricket Modes |
| Other Watch Functions | - | Automated heart rate measurement, 24-hour real-time heart rate, resting heart rate, exercise heart rate,heart rate alert, blood oxygen level monitor,sleep detection, steps throughout the day, calories, distance, water reminder, sedentary reminder, activity recorder |
| audio and video features |
| Speaker | Yes | - |
| Microphone | Yes | - |
| Voice Control | Yes | - |