Apple Apple Watch Ultra 2 (II) vs. ASUS ZenWatch 2 vs. ASUS ZenWatch 3 vs. Mobvoi TicWatch S vs. Samsung Galaxy Watch vs. Samsung Galaxy Watch 4 vs. Samsung Gear S vs. TomTom Spark

	Apple Apple Watch Ultra 2 (II) Check Amazon	ASUS ZenWatch 2 Check Amazon	ASUS ZenWatch 3 Check Amazon	Mobvoi TicWatch S Check Amazon	Samsung Galaxy Watch Check Amazon	Samsung Galaxy Watch 4 Check Amazon	Samsung Gear S Check Amazon	TomTom Spark Check Amazon
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Price and Release Date
Suggested Price	$799	$150	$229	$199	$330	$250	$250	$150
Release / Update	2023	2015	2017	2017	2018	2021	2013	2015
Activity & Fitness
Calories
Distance
Heart	Third-generation optical heart sensor
VO2max (Oxygen)
Sleep
Steps
Stress mgt
Female health
Skin temp
Breath rate
Battery
Duration	Up to 36 hours normal use, Up to 72 hours in Low Power Mode		48	1.5-2 Days	7 days	40 Hours
Rechargeable

Compatibility Support
Android
iOS
Windows Phone
Mac		n/a	n/a				n/a
Windows		n/a	n/a				n/a
Connectivity Support
Bluetooth			Yes
Cellular					Coming +$
GPS
NFC
Wi-Fi
Display
Color
Resolution	502 x 410 pixels	320 x 320	400 x 400	400 x 400	360 x 360	396 x 396	480 x 360
Size	49mm	1.63 inches or 1.45 inch	1.39 inches	1.4 inches	1.2" or 1.3"	1.9 inches	2 inches
Touch
Type	Always-On Retina LTPO OLED	AMOLED	AMOLED	OLED	AMOLED	AMOLED	Super AMOLED	LCD
Functions
Audio Speaker								Bluetooth
Clock
Phone
Vibration
Voice
Hardware
Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance	Water resistance 100m, Dust resistance IP6X, EN13319 recreational scuba diving to 40m, Tested to MIL-STD 810H	IP67		IP67	5 ATM	5 ATM (50 Meters)	IP67	5 ATM
Notifications
Phone
Emails
Texts
Software
Operating System	WatchOS 10	Android Wear 2	Android Wear 2	Android Wear 2.0	Tizen OS	Wear OS 3	Tizen OS
Apps
Music					Spotify
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