Product Description

The Xiaomi Watch S4 centers around a brilliant 1.43-inch AMOLED display protected by durable Panda Glass. With a peak brightness of 2200 nits and a smooth 60Hz refresh rate, the interface remains perfectly visible and fluid even under the harshest midday sun. Its signature feature is the Upgraded Versatile Bezel 2.0, which allows users to physically swap out the watch bezel to trigger unique animations and exclusive watch faces, transforming the watch's aesthetic in seconds.

For athletes and outdoor enthusiasts, the watch features an independent dual-band (L1+L5) GNSS chip, supporting five major satellite systems for pinpoint positioning accuracy. The 486mAh battery is engineered for longevity, providing up to 15 days of typical usage, while a quick 5-minute charge can provide up to 2 full days of power.

Technical Specifications

Key Capabilities

• Interchangeable Bezel Design: A professional-grade customization system where changing the physical bezel automatically updates the digital theme and sound effects.

• Pro-Level Fitness Tracking: Over 150 sports modes, including an advanced Skiing Mode 2.0 with fall detection and professional running form analysis (vertical ratio, ground contact time).

• 60-Second Health Insight: With a single tap, the watch generates a comprehensive micro-physical report covering heart rate, SpO2, stress, and sleep data.

• Smart Hub Integration: Direct control over Xiaomi Home devices and seamless connectivity with headphones and smartphones via the HyperOS ecosystem.

• Enhanced Audio Calling: Features dual microphones and a high-quality speaker for stable Bluetooth calling with improved noise reduction.

• Precision Health Monitoring: Upgraded heart rate module with a self-developed algorithm boasting 98.2% average accuracy across various activities.

• Gesture Controls: Supports intuitive hand movements to perform quick actions like answering calls or dismissing alarms without touching the screen.