Xiaomi Black Shark GS3 Ultra Smartwatch Launched: finally Xiaomi has launched its Xiaomi Black Shark GS3 Ultra smartwatch in November 2025. The smartwatch comes with a 1.43-inch AMOLED display with 1000 nits of peak brightness. Along with that, it has over 270 watch faces to match your daily outfit. The smartwatch is highly durable with 5ATM water resistance and IP69K certification. It has an impressive battery life of up to 18 days and it supports Bluetooth calling with environmental noise cancellation, and it gets many health features. Here is everything you need to know about Xiaomi Black Shark GS3 Ultra smartwatch.

Display & Durability

Xiaomi Black Shark GS3 Ultra smartwatch features a 1.43-inch AMOLED display with 466 × 466 pixel resolution and it has 1000 nits of peak brightness and it supports over 270 watch faces. The smartwatch is highly durable with 5ATM water resistance and IP69K certification and it has passed 15 military-grade certifications for harsh conditions.

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Battery Life

Xiaomi Black Shark GS3 Ultra smartwatch has an impressive battery life of up to 18 days with normal usage and it has up to 45 days in standby mode. So you do not need to take any battery anxiety in this smartwatch.

Connectivity & Calling Features

Xiaomi Black Shark GS3 Ultra smartwatch supports Bluetooth calling with environmental noise cancellation for clear calls and it has Bluetooth 5.3 and an independent GNSS chip that supports dual-band GPS, Beidou, GLONASS, Galileo and QZSS satellite systems for accurate location tracking.

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Health & Fitness Specs

 

Xiaomi Black Shark GS3 Ultra smartwatch has 24/7 heart-rate monitoring and SpO2 monitor which monitors the blood oxygen level. The smartwatch also has sleep and stress monitoring features and it includes pedometer, calorie counter and over 160 sports modes.

Along with that, it has built-in AI assistant for voice queries and it receives call alerts and notifications from your smartphone. The smartwatch also has music control which allows control of music playback and it includes NFC functionality for smart door locks and potentially payments.