| key specs |
| Strap Colour | Black, Khaki Green, Gold and Brown, and Soft Blue | - |
| Strap Material | Rubber | - |
| Dial Shape | Round | Round |
| Display Type | AMOLED | AMOLED |
| Ideal For | Unisex | Unisex |
| Display Size | - | 36mm |
| Compatible OS | - | Android 8.0 or above, iOS 12.0 or above |
| general |
| Brand | Xiaomi | Xiaomi |
| Model | Watch 5 | Watch S4 15th Anniversary Edition |
| Release date | December 25, 2025 | May 23, 2025 |
| Model Name | Watch 5 | Xiaomi Watch S4 15th Anniversary Edition |
| Dial Colour | Silver, Black | Black |
| Dial Shape | Round | Round |
| Strap Colour | Black, Khaki Green, Gold and Brown, and Soft Blue | - |
| Strap Material | Rubber | - |
| Size | Large | Regular |
| Touchscreen | 1.54-Inch AMOLED | 1.43 |
| Interchangeable Strap | Yes | Yes |
| Water Resistant | 5 ATM | 5 ATM |
| Ideal For | Unisex | Unisex |
| Usage | - | Regular |
| dimensions |
| Width | 47mm | 47.3 |
| Height | 47mm | 47.3 |
| Thickness | 12.3mm | 12 |
| Diameter | 205mm | - |
| Weight (g) | 56.00 | 44.50 |
| product details |
| Sensor | heart rate sensor, a SpO2 sensor, an ECG sensor, EMG sensor, accelerometer, a gyroscope, a geomagnetic sensor, a barometric pressure sensor, and an ambient light sensor | Heart Rate Monitor, Stress, Sleep |
| Compatible Device | Android 8 or later versions and iOS 14 and newer versions | Android and iOS |
| Battery Type | Lithium-Ion | 486mAh |
| Rechargeable Battery | 903mAh | - |
| connectivity features |
| Call Function | Yes | - |
| Bluetooth | Yes | Yes |
| Bluetooth Version | 5.4 | 5.3 |
| Wi-Fi | Yes | Yes |
| GPS | Yes | Yes |
| Messaging Support | Yes | - |
| Operating Range | 10m | - |
| Other Connectivity Features | - | NFC, Galileo, Glonass, Beidou, QZSS |
| camera and display features |
| Display Resolution | 480x480 pixels | 466 x 466 |
| Display Type | AMOLED | AMOLED |
| Display Size | - | 36mm |
| fitness and watch functions |
| Step Count | Yes | Yes |
| Calorie Count | Yes | Yes |
| Heart Rate Monitor | Yes | Yes |
| Compass | Yes | - |
| Calendar | Yes | - |
| Alarm Clock | Yes | Yes |
| Date & Time Display | Yes | Yes |
| Number of Buttons | 2 | - |
| Other Fitness Features | Heart rate monitoring, SpO2 blood-oxygen level monitoring, and ECG tracking | - |
| Language | - | English |
| platform and storage features |
| Operating System | - | HyperOS 2 |
| Compatible Operating System | - | Android 8.0 or above, iOS 12.0 or above |