Apple Apple Watch Ultra 2 (II) vs. Apple Watch 9 vs. Garmin 645 Music vs. Garmin Epix Pro Gen 2 vs. Garmin Fenix 5S vs. Garmin Forerunner 955 vs. Garmin Vivofit 4

	Apple Apple Watch Ultra 2 (II) Check Amazon	Apple Watch 9 Check Amazon	Garmin 645 Music Check Amazon	Garmin Epix Pro Gen 2 Check Amazon	Garmin Fenix 5S Check Amazon	Garmin Forerunner 955 Check Amazon	Garmin Vivofit 4 Check Amazon
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Price and Release Date
Suggested Price	$799	$399	$450	$699	$599.99	$600	$79.99
Release / Update	2023	2023	2018	2023	2017	2022	2018
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	18 hrs	7 days	Up to 10 days in smartwatch mode, up to 20 hours in GPS mode	Up to 9 days	15 days	1 year
Rechargeable

Compatibility Support
Android
iOS
Windows Phone
Mac
Windows
Connectivity Support
Bluetooth
Cellular
GPS
NFC
Wi-Fi
Display
Color
Resolution	502 x 410 pixels	484x396	240 x 240	454 x 454 pixels	218 x 218	260x260	88 x 88
Size	49mm	41mm and 45mm	1.2 inches	1.2” AMOLED	1.1 inches	1.3 inches	NA
Touch
Type	Always-On Retina LTPO OLED	OLED	MIP	AMOLED		OLED	NA
Functions
Audio Speaker
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	5 ATM (50 Meters)	5 ATM	10 ATM (328 feet)	10 ATM (100 Meters)	5 ATM (50 Meters)	5 ATM
Notifications
Phone
Emails
Texts
Software
Operating System	WatchOS 10	WatchOS 10		Garmin Watch OS	Built-in	Built-in
Apps
Music
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