Xiaomi Watch S4 to be announced globally with Xiaomi 15

Xiaomi is set to rock the international tech landscape with the upcoming release of the Xiaomi 15 series as well as the Xiaomi Watch S4. Since being originally announced in China last October 2024, the devices have been readying for an international release on March 2, 2025. Leaks in recent weeks, especially from tech tipster Sudhanshu Ambhore, have shown official render images of the Xiaomi 15 and Watch S4 as a duo, highlighting their combined design and purpose.

Xiaomi 15: Raising the Bar for Smartphone Technology

The Xiaomi 15 is set to deliver a premium user experience with a 6.36-inch TCL M9 OLED LTPO display featuring a resolution of 2670×1200 pixels. The display features a variable refresh rate of 1Hz to 120Hz and a peak brightness of up to 3200 nits for clear viewing in varying light conditions. The display is protected by Xiaomi’s Ceramic Glass 2.0 for extra durability.

Internally, the phone features the Snapdragon 8 Elite SoC, along with LPDDR5X RAM and UFS 4.0 storage, allowing for quick performance and lag-free multitasking. The phone’s camera setup is its USP and comprises:

50MP Main Sensor: With Optical Image Stabilization (OIS) for sharp and clear photos.
50MP Ultrawide Lens: Can easily capture broad scenes.
50MP 2.6x Telephoto Lens: Captures high-quality close-up shots with OIS and a versatile focus range of 10cm to infinity.

All the lenses are upgraded to LEICA SUMMILUX optics, enabling professional photography. Some of the other features include an ultrasonic fingerprint sensor made by Goodix, an IR Blaster, stereo speakers with Dolby Atmos, and IP68 dust and water resistance certification. It runs on a 5400mAh silicon-carbide battery with 90W wired and 50W wireless charging, which gives long use with little downtime.

Xiaomi Watch S4: Your Perfect Companion

The Xiaomi Watch S4 is a companion device to the Xiaomi 15, offering an integrated experience for users who desire a cohesive tech ecosystem. The smartwatch features a 1.43-inch AMOLED display with a peak brightness of 2200 nits, allowing it to be easily read in various environments. Housed in an aluminum alloy body with a stainless steel bezel, the Watch S4 feels premium.

Key specifications include:

Connectivity: It has GSM, HSPA, and LTE network support, with eSIM support depending on the region.
Durability: Water-resistant to 5ATM, so it’s fine for swimming and other water sports.
Sensors: Features an accelerometer, gyroscope, compass, barometer, heart rate monitor, and SpO2 sensor for comprehensive health monitoring.
Battery Life: Powered by a 486mAh Li-Po battery, the watch offers extended use on a single charge.

Fueled by HyperOS 2, the Xiaomi Watch S4 offers a user-friendly interface and smooth performance. The smartwatch is available in Black and Silver colors to cater to various preferences.

Global Launch and Availability

The Xiaomi 15 series and Watch S4 will both be available globally on March 2, 2025. The release is highly anticipated, as it brings Xiaomi’s latest to the global market, making the finest technology and design available to consumers around the world.