Xiaomi Watch S4 Sport vs Huami Amazfit Stratos 3 comparison

Show Only Differences Highlight Differences	Xiaomi Watch S4 Sport	Huami Amazfit Stratos 3
key specs
Dial Shape	Round	Round
Display Type	AMOLED	-
Ideal For	Unisex	-
Strap Material	-	Silicone
general
Brand	Xiaomi	Huami
Model	Watch S4 Sport	Amazfit Stratos 3
Release date	July 19, 2024	August 27, 2019
Dial Shape	Round	Round
Size	Regular	-
Touchscreen	1.43	Yes
Interchangeable Strap	Yes	-
Water Resistant	5 ATM	5ATM
Usage	Regular	For Sports
Ideal For	Unisex	-
Model Name	-	Stratos 3
Strap Material	-	Silicone
Water Resistance Depth	-	50 Meters
Dial Material	-	Stainless Steel
dimensions
Width	46.9	-
Height	46.9	-
Thickness	12.6	13.4 mm
Weight (g)	49.00	40.40
Diameter	-	48.6mm
product details
Sensor	heart rate, SpO2, steps, sleep tracker	BioTracker PPG Bio-Tracking optical sensor, 6-axis acceleration sensor, 3-axis geomagnetic sensor, Air pressure sensor
Battery Type	586mAh	Lithium-ion polymer battery
Battery Life	15 days	7 days in smart mode
Other Features	stress, meanstrual health tracking	-
Compatible Device	-	Android 5.0 or iOS 10.0 and above
Notification	-	Yes
Notification Type	-	Calls, Messages, App Alerts
Charge Time	-	2.5 hours
connectivity features
Bluetooth	Yes	Yes
Bluetooth Version	5.2	5.0
Wi-Fi	-	Yes
GPS	-	Yes
platform and storage features
Operating System	HyperOS	Amazﬁt OS
RAM	32MB	512MB
Internal Memory	32GB	2GB
Number of Cores	-	dual-core
Processor Speed	-	1200
camera and display features
Display Resolution	466 x 466	320x320
Display Type	AMOLED	-
fitness and watch functions
Step Count	Yes	Yes
Heart Rate Monitor	Yes	Yes
Calendar	Yes	-
Date & Time Display	Yes	-
Calorie Count	-	Yes
Alarm Clock	-	Yes
Number of Buttons	-	4
Other Fitness Features	-	80 Sports Modes
audio and video features
Audio Features	-	Standalone Music Playback

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