Xiaomi Watch S4 specifications

Height:47,3 mm

Weight:44,5 gr

Width:47,3 mm

Thickness:12 mm

General

• Status:In stores
• Announced:2 march 2025
• Available since:10 march 2025
• Predecessor:Xiaomi Watch S3
• Successor:Xiaomi Watch S4 41mm
• EAN code: 6941812732403, 6941812711668, 6941812707432

Design type

• Watch:

Controls

• Directional key:
• Swivel crown:
• Touchscreen: Multi-touch, Capacitive

User interface

• HyperOS: 2.0

Display

• Colour display: 16.777.216 colours (24 bits), AMOLED, Always On feature
• Size: 1.43 inch
• Resolution: 466 x 466 pixels
• Aspect ratio: 1:1
• Peak brightness: 1500 nits
• Pixels Per Inch (PPI): 461
• Refresh rate: 60 Hz
• Screen-to-body ratio: 29.5%

Carrying method

• Strap: Interchangeable
• Wrist Size: 135-210 mm

Materials

• Aluminium:
• Dirt and waterproof: 5 ATM

Telephony

• Integrated handsfree speaker:

Personalisation

• Multiple homescreens:
• Widgets:

Personal Information Management (PIM)

• 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):

Audio

• Built-in speakers:
• Microphone:

Connections

• Pogo pin:

Connectivity

• Bluetooth: v5.3
• NFC:

Power supply

• Battery: Li-ion
• Capacity: 486 mAh

Sensors

• Ambient light sensor:
• Barometer:
• Gesture recognition:
• Gyroscope:
• Heart rate monitor:
• Oxygen saturation (SpO2):

Compatibility

• With Android: From 8.0
• With iOS: From 14.0

Contents of the package

• Manual:
• Oplaadcase:
• Warranty card:
• Wristband: