Announced: June 2025
Weight: 15.95 g (without strap)
Dimensions: 46.6 × 22.5 × 10.95 mm
Water Resistance: 5 ATM (up to 50 meters)
Type: AMOLED Touchscreen
Size: 1.72 inches
Resolution: 212 × 520 pixels (~326 ppi)
Refresh Rate: 60 Hz
Brightness: Up to 1500 nits
Always-On Display: Supported
Frame: Aluminum alloy or Ceramic (Ceramic Edition)
Strap: TPU or Fluororubber (Ceramic Edition)
Bluetooth 5.4
Compatible with Android 8.0+ and iOS 14.0+
App: Mi Fitness
9-axis motion sensor (accelerometer, gyroscope, compass)
Optical heart rate sensor (PPG)
Blood oxygen (SpO₂) sensor
Ambient light sensor
Stress monitoring
Menstrual cycle tracking
150+ exercise modes
Automatic detection for 6 activities
Swim tracking
VO₂ max measurement
Training load, recovery time, and pace analysis
Monitors REM, light, deep sleep, and naps
Sleep efficiency tracking
21-day guided sleep improvement program
Call and app alerts
Music and camera control
Smart alarms
Quick reply
Custom vibrations
Mini-games
Over 200 watch faces
HyperOS 2 smart device control
Capacity: 233 mAh
Usage Time: Up to 21 days (typical), ~9 days with AOD
Charging: Magnetic charging, full charge in ~1 hour
This device is fantastic! The AMOLED display is stunningly bright, and the battery life truly lasts weeks, even with Always-On. Comprehensive health and fitness tracking, plus smart features, make this a perfect companion.
I'm incredibly impressed with this product. The fitness tracking is super accurate across 150+ modes, and I love the detailed sleep analysis. It's comfortable, feature-rich with HyperOS 2, and charges in just an hour!