Dimensions: Length 47.0 × Width 46.6 × 12.1 mm (Including PPG sensor 13.65 mm)
Weight: About 49g (excluding wrist strap), About 80g (including the wrist strap)
Screen: AMOLED
Screen Size: 1.43" (3.63 cm)
Screen Brightness: Default Maximum Brightness 600 nits
Screen Resolution: 466 × 466
Screen PPI: 326 PPI
Cover Plate: 2.5D Sapphire Crystal
Battery: 500 mAh
Battery Life – Smart Mode: Up to 100h
Battery Life – Heavy Use Smart Mode: Up to 48h
Battery Life – Power Saver Mode: Up to 12 days
Fast Charging (Full): 60 minutes for 100% charge
Fast Charging (1 Day Power): 10 minutes for 24 hours of power
Processor: Snapdragon W5 Gen 1
MCU: BES2700BP
Operating System: Wear OS 4 + RTOS
Memory: 2GB RAM + 32GB ROM, 4GB EMMC for RTOS
Wi-Fi: Wi-Fi 5G/2.4G, supports 802.11 a/b/g/n
Bluetooth: BT 5.0 and BLE; Profiles: HFP v1.6, HSP v1.2, A2DP v1.3, AVRCP v1.6, SPP v1.1+
GPS: Dual Frequency L1+L5, Beidou, GPS, Galileo, GLONASS, QZSS
Call Performance: Bluetooth calling in both Smart Mode and Power Saver Mode
Compatibility: Supports Android 8.0+ smartphones with GMS version 23.45.23+; Not supported: iOS, Android Go Edition
Sensors: Accelerometer, gyroscope, optical heart rate sensor, optical pulse oximeter, geomagnetic sensor, light sensor, barometer
Wellness Tracking: Sleep monitoring (stages, score, breathing rate, snoring risk, blood oxygen, daily report, auto detection), Health monitoring (heart rate, alerts for high/low rate, resting/baseline heart rate), Daily activity and achievement reminders, Blood oxygen monitoring (single/all-day), Stress monitoring, OHealth app supports Google Health Connect
Fitness Tracking: 100+ sports modes, 6 auto-recognition types (running, walking, cycling, swimming, rowing, elliptical), Pro indicators (aerobic effect, cardio capacity, recovery time, HR recovery, posture, track running mode)
Professional Sports Modes: Outdoor Skiing, Running, Tennis, Badminton, Pool Swimming, Jump Rope, Mountain Hiking, Walking, Outdoor Cycling, Elliptical Machine, Rowing Machine
Reliability: MIL-STD-810H; 5ATM; IP68
NFC: Supported