Compare Xiaomi Watch S4 41mm
In stores
Tip: Scroll the table below to see more
 |  £ 119,99 4 colours |  |  |  £ 338,94 | Add smartwatch to the comparison |
|---|---|---|---|---|---|
| Dimensions: | 41,2 x 41,2 x 9,5 mm | 44,7 x 44,7 x 12,5 mm | 45,9 x 45,9 x 10,7 mm | 40,4 x 42,7 x 8,6 mm | |
| Weight: | 32 gr | 62 gr | 41 gr | 30 gr | |
| Stand-by time: | dependent on usage | dependent on usage | dependent on usage | dependent on usage | |
| Call time: | dependent on usage | dependent on usage | dependent on usage | dependent on usage | |
| Announced: | 24 september 2025 | 4 june 2025 | 19 september 2019 | 9 july 2025 | |
Design type | |||||
| Watch: | |||||
Controls | |||||
| Directional key: | |||||
| Swivel crown: | |||||
| Touchscreen: | Multi-touch, capacitive | Capacitive | Capacitive | ||
| Voice command: | |||||
User interface | |||||
| HyperOS: | 3 | ||||
| One UI Watch: | 8.0 | ||||
Display | |||||
| Colour display: | 16.777.216 colours (24 bits), AMOLED, Always On feature | Adjustable display brightness, AMOLED, Always On feature | AMOLED | Adjustable display brightness, 16.777.216 colours (24 bits), Circular Super AMOLED, Always On feature | |
| Peak brightness: | 1500 nits | ||||
| Refresh rate: | 60 Hz | ||||
| Resolution: | 466 x 466 pixels | 416 x 416 pixels | 454 x 454 pixels | 438 x 438 pixels | |
| Size: | 1.32 inch | 1.28 inch | 1.39 inch | 1.34 inch | |
| Aspect ratio: | 1:1 | 1:1 | 1:1 | 1:1 | |
| Pixels Per Inch (PPI): | 499 | 460 | 462 | 462 | |
| Screen-to-body ratio: | 33.1% | 26.5% | 29.6% | 33.6% | |
Carrying method | |||||
| Strap: | Interchangeable | ||||
| Wrist Size: | 135-210 mm | ||||
| Size: | 22 mm | ||||
Materials | |||||
| Dirt and waterproof: | 5 ATM | 5 ATM | IP68, 5 ATM | ||
| Stainless Steel: | |||||
| Plastic: | |||||
| Rugged casing: | MIL-STD-810H | MIL-STD-810H | |||
| Aluminium: | |||||
| Sapphire Crystal: | |||||
Telephony | |||||
| Integrated handsfree speaker: | |||||
| Vibrating alert: | |||||
Personalisation | |||||
| Multiple homescreens: | |||||
| Widgets: | |||||
Personal Information | |||||
| Agenda: | |||||
| Alarm clock: | |||||
| Date and time notation: | |||||
| Reminder list: | |||||
| Stopwatch & countdown timer: | |||||
| To-do list: | |||||
Available applications | |||||
| Calories: | |||||
| Pedometer: | |||||
| Sleep tracker: | |||||
| Stressmonitor: | |||||
Navigation | |||||
| Beidou: | |||||
| Digital Compass: | |||||
| Galileo: | |||||
| GLONASS: | |||||
| GPS receiver: | |||||
| Quasi-Zenith (QZSS): | |||||
| A-GPS: | |||||
Audio | |||||
| Built-in speakers: | |||||
| Microphone: | |||||
Connections | |||||
| Pogo pin: | |||||
| USB: | Type-C | ||||
Connectivity | |||||
| Bluetooth: | v5.4 | v5.1 | v5.3 | ||
| NFC: | |||||
| Wireless Lan (WLAN/Wi-Fi): | Wi-Fi 4 (802.11n) | ||||
Power supply | |||||
| Battery: | Li-ion | Li-poly | Li-ion | ||
| Capacity: | 320 mAh | 310 mAh | 420 mAh | 325 mAh | |
| Wireless charging: | |||||
Sensors | |||||
| Ambient light sensor: | |||||
| Barometer: | |||||
| Gesture recognition: | |||||
| Gyroscope: | |||||
| Heart rate monitor: | |||||
| Oxygen saturation (SpO2): | |||||
| Thermometer: | |||||
| ECG: | |||||
| Skin temperature sensor: | |||||
| Altimeter: | |||||
Compatibility | |||||
| With Android: | From 8.0 | 4.4+ | From 11.0 | ||
| With iOS: | From 14.0 | 9.0+ | |||
Contents of the package | |||||
| Manual: | |||||
| Oplaadcase: | |||||
Hardware | |||||
| Integrated antenna: | |||||
| Processor: | ARM Cortex M4 | Samsung Exynos W1000, Dual Core | |||
| Clock Frequency: | 275 MHz | ||||
Build-in memory | |||||
| Internal memory: | |||||
| Size (RAM): | 37 MB | 16 MB | 2 GB | ||
| Storage: | 32 GB | 128 MB | 32 GB | ||
Operating system | |||||
| Wear OS: | 6.0 | ||||
Messaging | |||||
| E-mail: | |||||
| Instant messaging: | |||||
| MMS: | |||||
| SMS: | |||||
