HUAWEI Band 9 对比 Redmi Watch 4

	Selected: 搜寻: *输入型号搜索 HUAWEI Band 9	Selected: 搜寻: *输入型号搜索 Redmi Watch 4
Price:	从 RM165 219	从 RM359 459
发布
Release Status	Release 2024, Mar 25	Release 2024, Jan 16
性能与续航
Memory		Unspecified storage
Card Slot		No
Battery	Magnetic charging port	Li-Po 470 mAh, non-removable battery
OS		HyperOS
显示屏
Display Type	AMOLED, Full-screen touch + side button	AMOLED, 600 nits (peak)
Display Size	1.47 inch, 194 × 368 pixels, PPI 282	1.97 inches 450 x 390 pixels (~302 ppi density)
Display Features	The AMOLED touchscreen supports swipe and touch gestures.	Always-on display
机身
Body Dimension	43.45 × 24.86 × 8.99 mm	47.6 x 41.1 x 10.5 mm
Body Weight		31.5g
Body Type	Durable polymer materials, 5 ATM	Plastic back, aluminum frame Waterproof (5ATM) 50m water resistant
Colors	White, Starry Black, Charm Pink, Lemon Yellow, Blue	Obsidian Black, Silver Gray
摄像头
连接与通讯
Sim Card		No
Data Speed		No
WLAN		No
Bluetooth	2.4 GHz, BT 5.0, and BLE	5.3, A2DP, LE
NFC		Yes (market/region dependent)
USB		No
传感器
Sensor	9-axis IMU sensor (Accelerometer sensor, Gyroscope sensor, Magnetometer sensor), Optical heart rate sensor, Ambient light sensor	Accelerometer, heart rate, compass, gyro, SpO2
GPS		GPS, GLONASS, GALILEO, BDS, QZSS
音频
Loud Speaker		Yes
3.5mm Jack		No