Redmi Watch 4 对比 Xiaomi Smart Band 8

	Selected: 搜寻: *输入型号搜索 Redmi Watch 4	Selected: 搜寻: *输入型号搜索 Xiaomi Smart Band 8
Price:	从 RM349 459	从 RM108 199
发布
Release Status	Release 2024, Jan 16	Release 2023, Sep 27
性能与续航
Memory	Unspecified storage
Card Slot	No
Battery	Li-Po 470 mAh, non-removable battery	190mAh, magnetic charging, Charging time: approx. 1 hour, Typical use time: ≥ 16 days
OS	HyperOS	Android 6.0 or higher, iOS 12 or higher
显示屏
Display Type	AMOLED, 600 nits (peak)	AMOLED Touch Display
Display Size	1.97 inches 450 x 390 pixels (~302 ppi density)	1.62 inch, 192 x 490 pixels, 600 nits (adjustable)
Display Features	Always-on display	2.5D reinforced glass case, More than 200 new fashionable watch faces
机身
Body Dimension	47.6 x 41.1 x 10.5 mm
Body Weight	31.5g
Body Type	Plastic back, aluminum frame Waterproof (5ATM) 50m water resistant	5ATM water resistant
Colors	Obsidian Black, Silver Gray	Black, Gold
摄像头
连接与通讯
Sim Card	No
Data Speed	No
WLAN	No
Bluetooth	5.3, A2DP, LE	Bluetooth 5.1 BLE
NFC	Yes (market/region dependent)
USB	No
传感器
Sensor	Accelerometer, heart rate, compass, gyro, SpO2	High precision 6-axis sensor, PPG heart rate sensor, Ambient light sensor
GPS	GPS, GLONASS, GALILEO, BDS, QZSS
音频
Loud Speaker	Yes
3.5mm Jack	No