Apple Apple Watch Ultra 2 (II) vs. Fitbit Charge 2 vs. Fitbit Charge 4 vs. Garmin Vivomove vs. Garmin Vivosport vs. Polar A360 vs. Polar Ignite 2 vs. Withings Activite Steel

	Apple Apple Watch Ultra 2 (II) Check Amazon	Fitbit Charge 2 Check Amazon	Fitbit Charge 4 Check Amazon	Garmin Vivomove Check Amazon	Garmin Vivosport Check Amazon	Polar A360 Check Amazon	Polar Ignite 2 Check Amazon	Withings Activite Steel Check Amazon
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Price and Release Date
Suggested Price	$799	$150	$149	$150	$199.99	$200	$229	$170
Release / Update	2023	2016	2020	2016	2017	2015	2021	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	5 days	7 days	1 year	7 days	12 days	5 Days	8 months
Rechargeable

Compatibility Support
Android
iOS
Windows Phone
Mac								n/a
Windows			Not yet					n/a
Connectivity Support
Bluetooth
Cellular
GPS
NFC			Fitbit Pay
Wi-Fi
Display
Color				n/a
Resolution	502 x 410 pixels		66x18	n/a	72 x 144	160 x 80	240 x 240	n/a
Size	49mm		.721 inches	n/a		1.18 inches	1.6 inches	1.3 inches
Touch		n/a		n/a
Type	Always-On Retina LTPO OLED	OLED	OLED	n/a	MIP		LCD	Analog
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	5 ATM	5 ATM	WR30	3 ATM	5 ATM
Notifications
Phone
Emails
Texts
Software
Operating System	WatchOS 10	n/a	Fitbit OS	n/a		n/a	Built-in	n/a
Apps
Music			Spotify control
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