Xiaomi Smart Band 9 Pro vs Xiaomi Watch S1 comparison

Show Only Differences Highlight Differences	Xiaomi Smart Band 9 Pro	Xiaomi Watch S1
key specs
Dial Shape	Rectangle	Round
Display Type	AMOLED	AMOLED
Ideal For	Unisex	Unisex
Strap Colour	-	Black Viton, Brown Leather, Blue Leather
Display Size	-	36mm
general
Brand	Xiaomi	Xiaomi
Model	Smart Band 9 Pro	Watch S1
Release date	October 29, 2024	December 28, 2021
Dial Shape	Rectangle	Round
Size	Regular	Regular
Touchscreen	1.74	Yes
Water Resistant	5 ATM	Yes
Usage	Regular	-
Ideal For	Unisex	Unisex
Model Number	-	M2108W1
Dial Colour	-	Silver
Strap Colour	-	Black Viton, Brown Leather, Blue Leather
Interchangeable Strap	-	Yes
Water Resistance Depth	-	5ATM
Dial Material	-	Stainless steel
dimensions
Width	43.27	46.5
Height	32.49	46.5
Thickness	10.2	11
Weight (g)	24.50	-
product details
Sensor	heart rate, SpO2, steps	Heart rate sensor, SpO2 sensor, acceleration sensor, gyroscope, geomagnetic sensor, air pressure sensor, ambient light sensor
Battery Type	350	Li-ion polymer
Battery Life	21 days	12 days
Compatible Device	-	Android, iPhone
Notification	-	Yes
connectivity features
Bluetooth	Yes	Bluetooth
Bluetooth Version	5.4	v5.2
Other Connectivity Features	GNSS, NFC	-
Call Function	-	Yes
Wi-Fi	-	Yes
GPS	-	Yes
Messaging Support	-	Yes
Call Features	-	Yes
platform and storage features
Operating System	HyperOS 2	-
camera and display features
Display Resolution	336 x 480	466x466
Display Type	AMOLED	AMOLED
Display Size	-	36mm
Backlight Display	-	Yes
fitness and watch functions
Step Count	Yes	Yes
Heart Rate Monitor	Yes	Yes
Calendar	Yes	Yes
Alarm Clock	Yes	Yes
Date & Time Display	Yes	Yes
Calorie Count	-	Yes
Chronograph	-	Yes
Language	-	Simplified Chinese
Number of Buttons	-	2
Other Fitness Features	-	117 sports modes
audio and video features
Speaker	-	Yes
Microphone	-	Yes

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