Amazfit Cheetah 2 Ultra vs Xiaomi Watch S4 41mm comparison

Show Only Differences Highlight Differences	Amazfit Cheetah 2 Ultra	Xiaomi Watch S4 41mm
key specs
Dial Shape	Round	Round
Display Type	AMOLED	-
Ideal For	Unisex	Unisex
Display Size	-	41mm
Strap Material	-	Milanese
general
Brand	Amazfit	Xiaomi
Model	Cheetah 2 Ultra	Watch S4 41mm
Release date	June 9, 2026	September 24, 2025
Dial Shape	Round	Round
Size	Large	Regular
Touchscreen	1.5	1.32
Water Resistant	5 ATM	5ATM
Water Resistance Depth	50 m	50 m
Usage	Regular, Sports, Adventure Sports	Regular
Ideal For	Unisex	Unisex
Strap Material	-	Milanese
Dial Material	-	Stainless steel
dimensions
Width	47.4	41.2
Height	47.4	41.2
Thickness	15.6	-
Weight (g)	52.00	32.00
Diameter	-	9.5
product details
Sensor	BioTracker PPG biometric sensor, Accelerometer, Gyroscope, Geomagnetic sensor, Temperature sensor, Barometric altimeter, Ambient light sensor	Heart rate sensor (with blood oxygen sensor), Accelerometer, Gyroscope, Ambient light sensor, Electronic compass, Barometer sensor, Temperature sensor
Battery Type	780mAh	320mAh
Battery Life	30 days	8 days
Rechargeable Battery	Yes	-
connectivity features
Call Function	Yes	Yes
Bluetooth	Yes	Yes
Bluetooth Version	5.2	5.4
GPS	Yes	Yes
platform and storage features
Operating System	ZeppOS 6	Xiaomi HyperOS 3
Internal Memory	64GB	-
camera and display features
Display Resolution	480 x 480	466 × 466
Display Type	AMOLED	-
Other Display Features	Up to 3,000 nits, Sapphire glass	1500nits, 60Hz refresh rate
Display Size	-	41mm
fitness and watch functions
Step Count	Yes	Yes
Heart Rate Monitor	Yes	Yes
Altimeter	Yes	Yes
Compass	Yes	Yes
Date & Time Display	Yes	Yes
Language	English	English
Number of Buttons	4	-
Calendar	-	Yes
Alarm Clock	-	Yes
audio and video features
Speaker	Yes	Yes
Microphone	Yes	Yes

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