1.43" AMOLED display (466×466, 60Hz, 1500 nits), 15-day battery life (486mAh), 5ATM water resistance, Built-in GPS (Galileo, Glonass, BeiDou, QZSS), Heart rate & SpO₂ monitoring, Multiple fitness sensors, Bluetooth calling with dual mics & speaker, NFC support, Aluminum alloy frame, Fluororubber or nylon straps, Xiaomi HyperOS 2, Compatible with Android & iOS

Dimensions: 46.5 x 20.7 x 12.25 mm, Weight: 13.5g, Display: 1.62" AMOLED touch screen, Resolution: 192 x 490 pixels, Brightness: up to 500 nits, Battery capacity: 180mAh, Battery life: up to 14 days, Charging type: magnetic, Water resistance: 5ATM, Connectivity: Bluetooth 5.2 BLE, Sensors: 6-axis sensor and PPG heart rate sensor, Fitness modes: 110+, Auto detection modes: 5, Health tracking: heart rate, SpO₂, sleep, stress, and female health, Compatibility: Android 6.0/iOS 10 or higher, App: Mi Fitness.

1.62-inch AMOLED touch display, 192x490 resolution, up to 1200 nits brightness, magnetic charging, up to 21 days battery life, 233mAh capacity, 5ATM water resistance, accelerometer and gyroscope sensors, optical heart rate sensor, ambient light sensor, Bluetooth connectivity, compatible with Android 8.0 and iOS 12.0 or above, Mi Fitness app support.

64GB Internal Storage, 1.96-inch Always-On Retina Display, watchOS 26, Apple S11 Chipset, Blood Pressure Monitoring, 24-Hour Battery Life, 5G Cellular Support, Enhanced Durability with Ion-X Glass, Advanced Sensor Suite (ECG, SpO2, Skin Temp, Motion, BP), Bluetooth 5.3, Wi-Fi 6E, Gesture Controls, Colors: Slate, Gold, Natural, Sizes: 42mm, 46mm