Apple Apple Watch Ultra 2 (II) vs. Fitbit Charge 5 vs. Fitbit Flex 2 vs. Polar A360 vs. Samsung Gear 2 vs. Withings Activite Steel vs. Withings Steel HR Sport

	Apple Apple Watch Ultra 2 (II) Check Amazon	Fitbit Charge 5 Check Amazon	Fitbit Flex 2 Check Amazon	Polar A360 Check Amazon	Samsung Gear 2 Check Amazon	Withings Activite Steel Check Amazon	Withings Steel HR Sport Check Amazon
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Price and Release Date
Suggested Price	$799	$180	$100	$200	$300	$170	$225
Release / Update	2023	2021	2016	2015	2014	2015	2019
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	7 Days	5 days	12 days	2–3 days	8 months	25 Days
Rechargeable

Compatibility Support
Android
iOS
Windows Phone
Mac					n/a	n/a
Windows					n/a	n/a
Connectivity Support
Bluetooth
Cellular
GPS
NFC
Wi-Fi
Display
Color
Resolution	502 x 410 pixels		n/a	160 x 80	320 x 320	n/a
Size	49mm	1.04 inches	n/a	1.18 inches	1.63 inches	1.3 inches	1.60 inches
Touch			n/a
Type	Always-On Retina LTPO OLED	AMOLED	LED		Super AMOLED	Analog
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	5 ATM (50 Meters)	5 ATM	WR30	IP67	5 ATM	5 ATM
Notifications
Phone
Emails
Texts
Software
Operating System	WatchOS 10	Fitbit OS	n/a	n/a	Tizen OS	n/a
Apps
Music
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