Compare Xiaomi Watch S4
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 |   £ 129,99 3 colours |  £ 338,94 | Add smartwatch to the comparison |
|---|---|---|---|
| Dimensions: | 47,3 x 47,3 x 12 mm | 40,4 x 42,7 x 8,6 mm | |
| Weight: | 44,5 gr | 30 gr | |
| Stand-by time: | dependent on usage | dependent on usage | |
| Call time: | dependent on usage | dependent on usage | |
| Announced: | 2 march 2025 | 9 july 2025 | |
Design type | |||
| Watch: | |||
Controls | |||
| Directional key: | |||
| Swivel crown: | |||
| Touchscreen: | Multi-touch, capacitive | Capacitive | |
| Voice command: | |||
User interface | |||
| HyperOS: | 2.0 | ||
| One UI Watch: | 8.0 | ||
Display | |||
| Colour display: | 16.777.216 colours (24 bits), AMOLED, Always On feature | 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 | 438 x 438 pixels | |
| Size: | 1.43 inch | 1.34 inch | |
| Aspect ratio: | 1:1 | 1:1 | |
| Pixels Per Inch (PPI): | 461 | 462 | |
| Screen-to-body ratio: | 29.5% | 33.6% | |
Carrying method | |||
| Strap: | Interchangeable | ||
| Wrist Size: | 135-210 mm | ||
Materials | |||
| Aluminium: | |||
| Dirt and waterproof: | 5 ATM | IP68, 5 ATM | |
| Rugged casing: | MIL-STD-810H | ||
| 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: | |||
Connectivity | |||
| Bluetooth: | v5.3 | v5.3 | |
| NFC: | |||
| Wireless Lan (WLAN/Wi-Fi): | Wi-Fi 4 (802.11n) | ||
Power supply | |||
| Battery: | Li-ion | Li-ion | |
| Capacity: | 486 mAh | 325 mAh | |
| Wireless charging: | |||
Sensors | |||
| Ambient light sensor: | |||
| Barometer: | |||
| Gesture recognition: | |||
| Gyroscope: | |||
| Heart rate monitor: | |||
| Oxygen saturation (SpO2): | |||
| Thermometer: | |||
Compatibility | |||
| With Android: | From 8.0 | From 11.0 | |
| With iOS: | From 14.0 | ||
Contents of the package | |||
| Manual: | |||
| Oplaadcase: | |||
| Warranty card: | |||
| Wristband: | |||
Operating system | |||
| Wear OS: | 6.0 | ||
Hardware | |||
| Integrated antenna: | |||
| Processor: | Samsung Exynos W1000, Dual Core | ||
Messaging | |||
| E-mail: | |||
| Instant messaging: | |||
| MMS: | |||
| SMS: | |||
Build-in memory | |||
| Internal memory: | |||
| Size (RAM): | 2 GB | ||
| Storage: | 32 GB | ||
