key specs |
Display Size | 36mm | 42mm |
Compatible OS | Android 8.0 or above, iOS 12.0 or above | Android, iOS |
Dial Shape | Round | Rectangle |
Display Type | AMOLED | AMOLED |
Ideal For | Unisex | - |
Strap Colour | - | Dolphon Grey, Obsidian Black, Streamer Gold |
general |
Brand | Xiaomi | Amazfit |
Model | Watch S4 15th Anniversary Edition | GTS 2 |
Release date | May 23, 2025 | September 22, 2020 |
Model Name | Xiaomi Watch S4 15th Anniversary Edition | GTS 2 |
Dial Colour | Black | Dolphon Grey, Obsidian Black, Streamer Gold |
Dial Shape | Round | Rectangle |
Size | Regular | Regular |
Touchscreen | 1.43 | Yes |
Interchangeable Strap | Yes | - |
Water Resistant | 5 ATM | 5 ATM |
Usage | Regular | - |
Ideal For | Unisex | - |
Dial Material | - | Aluminium Alloy |
Strap Colour | - | Dolphon Grey, Obsidian Black, Streamer Gold |
dimensions |
Width | 47.3 | 35.6 |
Height | 47.3 | 42.8 |
Thickness | 12 | 9.7 |
Weight (g) | 44.50 | 24.70 |
product details |
Sensor | Heart Rate Monitor, Stress, Sleep | Air pressure, Accelerometer, Gyroscope, Geomagnetic sensor, ambient light sensor |
Compatible Device | Android and iOS | Android, iOS |
Battery Type | 486mAh | - |
Notification | - | Yes |
Battery Life | - | 7 days |
Charge Time | - | 2 hours |
Charger Type | - | Magnetic |
Rechargeable Battery | - | Yes |
connectivity features |
Bluetooth | Yes | Yes |
Bluetooth Version | 5.3 | 5.0 |
Wi-Fi | Yes | Yes |
GPS | Yes | - |
Other Connectivity Features | NFC, Galileo, Glonass, Beidou, QZSS | - |
platform and storage features |
Operating System | HyperOS 2 | - |
Compatible Operating System | Android 8.0 or above, iOS 12.0 or above | Android, iOS |
camera and display features |
Display Resolution | 466 x 466 | 348x442 |
Display Size | 36mm | 42mm |
Display Type | AMOLED | AMOLED |
fitness and watch functions |
Step Count | Yes | Yes |
Calorie Count | Yes | Yes |
Heart Rate Monitor | Yes | Yes |
Alarm Clock | Yes | Yes |
Date & Time Display | Yes | Yes |
Language | English | - |
Compass | - | Yes |
Calendar | - | Yes |
Number of Buttons | - | 1 |
Other Watch Functions | - | BioTracker 2 PPG, biological data sensor |
ratings |
Overall NDTV Rating | - | Read Review |
Design and comfort Rating | - | |
Tracking accuracy Rating | - | |
Companion app Rating | - | |
Software and ecosystem Rating | - | |
Battery life Rating | - | |
audio and video features |
Speaker | - | Yes |
Microphone | - | Yes |