Compare Xiaomi Watch S4
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 |   £ 129,99 3 colours |   £ 185,58 1 colour |  £ 466,01 |  | Add smartwatch to the comparison |
|---|---|---|---|---|---|
| Dimensions: | 47,3 x 47,3 x 12 mm | 46 x 46 x 10,6 mm | 46,6 x 47,6 x 11,75 mm | 37,9 x 58,8 x 10 mm | |
| Weight: | 44,5 gr | 35 gr | 81 gr | 55 gr | |
| Stand-by time: | dependent on usage | dependent on usage | 2,3 week(s) | dependent on usage | |
| Call time: | dependent on usage | dependent on usage | dependent on usage | dependent on usage | |
| Announced: | 2 march 2025 | 1 september 2023 | 18 february 2025 | 5 april 2014 | |
Design type | |||||
| Watch: | |||||
Controls | |||||
| Directional key: | |||||
| Swivel crown: | |||||
| Touchscreen: | Multi-touch, capacitive | Capacitive | Capacitive | ||
| Voice command: | |||||
User interface | |||||
| HyperOS: | 2.0 | ||||
Display | |||||
| Colour display: | 16.777.216 colours (24 bits), AMOLED, Always On feature | Adjustable display brightness, AMOLED, Always On feature | Adjustable display brightness, 16.777.216 colours (24 bits), Circular Super AMOLED, Always On feature | Super AMOLED | |
| Peak brightness: | 1500 nits | 2200 nits | |||
| Refresh rate: | 60 Hz | ||||
| Resolution: | 466 x 466 pixels | 480 x 480 pixels | 466 x 466 pixels | 320 x 320 pixels | |
| Size: | 1.43 inch | 1.5 inch | 1.50 inch | 1.63 inch | |
| Aspect ratio: | 1:1 | 1:1 | 1:1 | 1:1 | |
| Pixels Per Inch (PPI): | 461 | 453 | 439 | 278 | |
| Screen-to-body ratio: | 29.5% | 34.3% | 32.7% | 38.5% | |
Carrying method | |||||
| Strap: | Interchangeable | Interchangeable | Interchangeable | ||
| Wrist Size: | 135-210 mm | 140-210 mm + 140-215 mm | 140-210 mm | ||
| Size: | 22 mm | 22 mm | |||
Materials | |||||
| Aluminium: | |||||
| Dirt and waterproof: | 5 ATM | 5 ATM | IP68, 5 ATM | IP67 | |
| Glass: | |||||
| Plastic: | |||||
| Rugged casing: | MIL-STD-810H | ||||
| Sapphire Crystal: | |||||
| Stainless Steel: | |||||
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: | |||||
| Audio codec support: | AAC, AAC+, eAAC+ | ||||
| Audio file support: | M4A, MP3 | ||||
Connections | |||||
| Pogo pin: | |||||
Connectivity | |||||
| Bluetooth: | v5.3 | v5.0 | v5.2, Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP), Hands-Free Profile (HFP), Headset Profile (HSP), Serial Port Profile (SPP) | v4.0 | |
| NFC: | |||||
| Wireless Lan (WLAN/Wi-Fi): | Wi-Fi 4 (802.11n) | ||||
| Infrared: | |||||
Power supply | |||||
| Battery: | Li-ion | Li-ion | Si-C (Silicon-carbon) | Li-ion | |
| Capacity: | 486 mAh | 475 mAh | 631 mAh | 300 mAh | |
| Wireless charging: | |||||
| Fast charging: | |||||
Sensors | |||||
| Ambient light sensor: | |||||
| Barometer: | |||||
| Gesture recognition: | |||||
| Gyroscope: | |||||
| Heart rate monitor: | |||||
| Oxygen saturation (SpO2): | |||||
| Altimeter: | |||||
| PPG: | |||||
| Thermometer: | |||||
| ECG: | |||||
| Skin temperature sensor: | |||||
Compatibility | |||||
| With Android: | From 8.0 | From 7.0 | From 8.0 | ||
| With iOS: | From 14.0 | From 14.0 | |||
| With Apple Health: | |||||
| With Google Fit: | |||||
Contents of the package | |||||
| Manual: | |||||
| Oplaadcase: | |||||
| Warranty card: | |||||
| Wristband: | |||||
| Charging cable: | USB Type-C | ||||
| Quick start guide: | |||||
| Safety booklet: | |||||
Hardware | |||||
| Processor: | Qualcomm Snapdragon Wear 2500, Quad Core | Qualcomm Snapdragon W5 Gen 1, Dual Core | Dual Core | ||
| Clock Frequency: | 1.1 GHz | 1 GHz | |||
| Integrated antenna: | |||||
Operating frequency | |||||
| Quad band: | |||||
Data network | |||||
| 4G (LTE): | |||||
Build-in memory | |||||
| Internal memory: | |||||
| Size (RAM): | 512 MB | 2 GB | 512 MB | ||
| Storage: | 4 GB | 32 GB | 4 GB | ||
AI (Artificial intelligence) | |||||
| Amazon Alexa: | |||||
Operating system | |||||
| Wear OS: | 5.0 | ||||
| OS upgrades: | 3 | ||||
| Security updates (years): | 3 | ||||
| Tizen: | |||||
Messaging | |||||
| E-mail: | |||||
| Instant messaging: | |||||
| MMS: | |||||
| SMS: | |||||
