Xiaomi Watch S4: Interchangeable Bezels, Gesture Control, HyperOS 2, and eSIM Support

The Xiaomi Watch S4 is redefining personalization and smart functionality in wearable tech. Alongside its launch of the Xiaomi 15 series, Xiaomi introduced this latest smartwatch, designed for both customization and advanced health monitoring. Featuring a round format with interchangeable bezels, the Watch S4 offers a flexible aesthetic and an array of high-tech features, including HyperOS 2 and optional eSIM support.

Design and Display: Customization and Clarity

The Xiaomi Watch S4 sports a refined aluminum alloy body, blending durability with elegance. This model sets a new standard for customization with its interchangeable bezels, allowing users to adapt the watch’s appearance to fit any style or occasion.

The 1.43-inch AMOLED display ensures a vivid viewing experience, reaching up to 1,500 nits of brightness with peaks of 2,200 nits. This level of brightness supports clear visibility even in direct sunlight. With a refresh rate of 60Hz and a pixel density of 326PPI, the screen maintains high definition and smooth responsiveness.

HyperOS 2 and Advanced Health Monitoring

The integration of HyperOS 2 introduces an advanced user experience, supporting a variety of functions tailored to active lifestyles. The Watch S4 offers over 150 sports modes, covering everything from basic exercises to advanced workouts like posture tracking for running. This smartwatch is designed to keep up with the most dedicated fitness enthusiasts.

In addition to activity tracking, the Xiaomi Watch S4 includes a comprehensive health monitoring suite. Users can track heart rate, blood oxygen levels, sleep quality, and stress levels in real-time. The health sensors utilize Goodix Technology for reliable and accurate monitoring, reaching an impressive accuracy of 98.2% in health metrics. Sleep tracking has also seen improvements, providing users with in-depth analysis for a better night’s rest.

Key Health Monitoring Features:

• Heart Rate and Blood Oxygen: Monitors vital stats with high accuracy.
• Stress Level Tracking: Provides real-time insights into stress levels.
• Sleep Analysis: Enhanced tracking for deeper sleep insights.

Gesture Control, NFC, and GPS for Seamless Connectivity

Xiaomi has equipped the Watch S4 with gesture control technology, offering users intuitive interaction. With a flick of the wrist, users can turn on compatible smart devices, creating a seamless connection with their smart home setup.

The watch also includes NFC support, which is open to third-party applications for contactless payments and more, extending the Watch S4’s functionality beyond health and fitness. With built-in GPS, users can track outdoor activities and navigate accurately, making it ideal for runners, cyclists, and outdoor enthusiasts.

Optional eSIM Support for Enhanced Independence

The Xiaomi Watch S4 includes optional eSIM support, allowing users to make and receive calls directly from their smartwatch without needing their smartphone nearby. This feature adds an extra layer of independence and connectivity, ideal for those who prefer to stay connected without carrying multiple devices.

Impressive Battery Life

Battery life on the Xiaomi Watch S4 is competitive within its class. The battery provides up to 15 days of regular use on a single charge. Users engaging with Always-On Display (AOD) or using the eSIM function can expect a battery duration between 5 to 7 days.

Battery Performance Overview:

• Standard Mode: Up to 15 days
• Always-On Display: Approximately 5 days
• eSIM Mode: 5-7 days

Pricing and Availability

Currently available in China, the Xiaomi Watch S4 starts at 999 yuan (around €129), with an LTE variant priced at 1,199 yuan (approximately €155). Available colors include black, white, and a rainbow option, adding further customization potential.

Quick Feature Comparison: Xiaomi Watch S4 Specifications

Conclusion

The Xiaomi Watch S4 merges style with advanced functionality, offering flexibility in appearance through its interchangeable bezels and delivering a rich suite of health and fitness monitoring tools. With HyperOS 2, gesture control, NFC, and optional eSIM support, this smartwatch is equipped to handle the demands of modern users who seek connectivity and convenience. Its competitive pricing further solidifies the Watch S4 as a top choice in its segment.

Xiaomi Watch S4

Discover the Xiaomi Watch S4 with interchangeable bezels, HyperOS 2, eSIM, and gesture control—smart tech meets personalization.

Tags: Xiaomi, Watch S4, HyperOS 2, eSIM, AMOLED, NFC, gesture control, health monitoring, smartwatch, wearables, fitness