| key specs |
| Dial Shape | Rectangle | Rectangle |
| Strap Colour | - | Midnight Black, Flamingo Pink, Sage Green |
| Compatible OS | - | Android, iOS |
| Strap Material | - | Silicone |
| Display Type | - | AMOLED |
| Ideal For | - | Unisex |
| general |
| Brand | Amazfit | Amazfit |
| Model | GTS 4 | GTS 2 mini |
| Release date | September 1, 2022 | December 1, 2020 |
| Dial Shape | Rectangle | Rectangle |
| Size | Regular | Regular |
| Touchscreen | Yes | - |
| Water Resistant | 5ATM | Yes |
| Model Name | - | GTS 2 mini |
| Strap Material | - | Silicone |
| Interchangeable Strap | - | Yes |
| Water Resistance Depth | - | 5 ATM |
| Dial Material | - | Aluminum alloy, classic-stainless steel |
| Ideal For | - | Unisex |
| Strap Colour | - | Midnight Black, Flamingo Pink, Sage Green |
| Dial Colour | - | Midnight Black, Flamingo Pink, Sage Green |
| dimensions |
| Width | 42.7mm | 35.8 |
| Height | 36.5mm | 40.5 |
| Thickness | 9.9mm | 8.95 |
| Weight (g) | 27.00 | 19.50 |
| product details |
| Sensor | BioTracker 4.0 PPG, Acceleration sensor, Gyroscope, Geomagnetic sensor, Barometric altimeter, Ambient light sensor | Huami self-developed BioTracker 2 PPG (support blood-oxygen) biological data sensor, Accelerometer, Gyroscope, Geomagnetic sensor, Ambient light sensor |
| Battery Life | 8 days | 14 days |
| Charge Time | 2 hours | About 2 hours |
| Charger Type | Magnetic Charger | Charging base |
| Compatible Device | - | Android, iPhone |
| Notification | - | Yes |
| Battery Type | - | 220mAh |
| Rechargeable Battery | - | Yes |
| connectivity features |
| Call Function | Yes | - |
| Bluetooth | Yes | Yes |
| Bluetooth Version | v5.0 | 5.0 BLE |
| Wi-Fi | Yes | - |
| GPS | Yes | - |
| Third Party App Support | Yes | - |
| Call Features | Make Calls, Reject Calls | - |
| platform and storage features |
| Operating System | Zepp OS 2.0 | - |
| Compatible Operating System | - | Android, iOS |
| fitness and watch functions |
| Step Count | Yes | Yes |
| Heart Rate Monitor | Yes | Yes |
| Other Fitness Features | Over 150 Sports Modes, Automatic Recognition | - |
| Calendar | - | Yes |
| Alarm Clock | - | Yes |
| Chronograph | - | Yes |
| Date & Time Display | - | Yes |
| Number of Buttons | - | 1 |
| camera and display features |
| Display Resolution | - | 354x306 |
| Display Type | - | AMOLED |