Product Specifications

• Dimensions 41,2mm x 41,2mm x 9,5mm
• *Height, width and thickness do not include strap and lugs.
• Context Stainless steel
• Strap Black & Mint Green: fluoroelastic strap
• Adjustable length: approx. 120-190mm
• White: leather strap
• Adjustable length: approx. 120-190mm
• Sunset Gold: Milanese type strap
• Adjustable length: approx. 130-190mm
• Sensors Heart rate sensor (including blood oxygen sensor) | Accelerometer | Gyroscope | Ambient light sensor | Electronic compass | Barometer sensor |
• Temperature sensor
• Satellite tracking systems GPS | Galileo | Glonass | BeiDou | QZSS
• Battery Use time with light use: up to 8 days
• Use time with normal use: up to 4 days
• Time of use with heavy use: up to 3 days
• Capacity: 320mAh
• Screen Resolution: 466 x 466 pixels, PPI 352
• 1.32-inch AMOLED display
• Refresh rate: 60Hz
• Brightness: HBM 1500nits
• *Screen refresh rate may vary depending on the interface. Please refer to the actual usage scenario.
• *HBM brightness is the maximum brightness when the entire screen is on.
• Specifications Built-in GNSS | Speaker | 1 microphone | Bluetooth calling | 5ATM water resistance | NFC | Bluetooth® 5.4
• Operating system Xiaomi HyperOS 3
• Compatibility Supports smartphones with Android 8.0 and above or iOS 14.0 and above
• Charging port 2-Pin magnetic charging base

Contents of packaging

• Xiaomi Watch S4 41mm x1
• Magnetic charging cable x1
• User manual x1