| key specs |
| Display Size | 36mm | - |
| Compatible OS | Android 8.0 or above, iOS 12.0 or above | Android, iOS |
| Dial Shape | Round | Round |
| Display Type | AMOLED | AMOLED |
| Ideal For | Unisex | Unisex |
| Strap Material | - | Silicone |
| general |
| Brand | Xiaomi | Xiaomi |
| Model | Watch S4 15th Anniversary Edition | Mi Watch Color |
| Release date | May 23, 2025 | December 30, 2019 |
| Model Name | Xiaomi Watch S4 15th Anniversary Edition | Mi Watch Color |
| Dial Colour | Black | Classic Black, Silver |
| Dial Shape | Round | Round |
| Size | Regular | Regular |
| Touchscreen | 1.43 | Yes |
| Interchangeable Strap | Yes | Yes |
| Water Resistant | 5 ATM | Yes |
| Usage | Regular | - |
| Ideal For | Unisex | Unisex |
| Model Number | - | XMWT06 |
| Strap Material | - | Silicone |
| Water Resistance Depth | - | 5ATM |
| Dial Material | - | stainless steel |
| dimensions |
| Width | 47.3 | 53.3 |
| Height | 47.3 | - |
| Thickness | 12 | 11.4 |
| Weight (g) | 44.50 | - |
| Diameter | - | 46.2 |
| product details |
| Sensor | Heart Rate Monitor, Stress, Sleep | Heart rate sensor, acceleration sensor, gyroscope, geomagnetic sensor, barometric sensor, ambient light sensor |
| Compatible Device | Android and iOS | Android, iPhone |
| Battery Type | 486mAh | - |
| Notification | - | Yes |
| Battery Life | - | 14 days |
| Charger Type | - | Proprietary, Magnetic cradle |
| Rechargeable Battery | - | Yes |
| connectivity features |
| Bluetooth | Yes | Yes |
| Bluetooth Version | 5.3 | 5.0 |
| Wi-Fi | Yes | - |
| GPS | Yes | Yes |
| Other Connectivity Features | NFC, Galileo, Glonass, Beidou, QZSS | NFC support |
| 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 | 454×454 |
| Display Size | 36mm | - |
| 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 |
| Chronograph | - | Yes |
| Number of Buttons | - | 2 |
| Other Fitness Features | - | Sports modes, Firstbeat motion algorithm, Pressure detection, 24-hour heart rate monitoring, Breathing training, sleep detection |
| Other Watch Functions | - | Xiao AI, 110+ watch faces |
| audio and video features |
| Speaker | - | Yes |
| Microphone | - | Yes |
| Voice Control | - | Yes |