Fitbit Alta HR vs. Fitbit Charge 6 vs. Fitbit Sense vs. Polar Unite vs. Polar Vantage M2 - Instant Comparison

Compare to find your perfect smartwatch! Compare Smartwatches, Hybrid Watches, Sports Watches and Fitness trackers.

Fitbit Alta HR

Fitbit Charge 6

Fitbit Sense

Polar Unite

Polar Vantage M2

	Fitbit Alta HR Check Amazon	Fitbit Charge 6 Check Amazon	Fitbit Sense Check Amazon	Polar Unite Check Amazon	Polar Vantage M2 Check Amazon
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Price and Release Date
Suggested Price	$150	$159	$324	$150	$300
Release / Update	2017	2023	2020	2020	2020
Activity & Fitness
Calories
Distance
Heart
VO2max (Oxygen)
Sleep
Steps
Stress mgt
Female health
Skin temp
Breath rate
Battery
Duration	7 days	Up to 7 days	6 Days	3 days	30 Hours
Rechargeable

Compatibility Support
Android
iOS
Windows Phone
Mac
Windows
Connectivity Support
Bluetooth
Cellular
GPS
NFC
Wi-Fi
Display
Color
Resolution	128 x 36		360 x 360	240 x 240	240 x 240
Size	1.4 inches	1.04-inch AMOLED	1.58 inches	1.7 inches	1.2 inches
Touch
Type	OLED	AMOLED	AMOLED	OLED	TFT LCD
Functions
Audio Speaker
Clock
Phone
Vibration
Voice
Hardware
Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance		Water-resistant up to 50m	5 ATM	3 ATM	3 ATM
Notifications
Phone
Emails
Texts
Software
Operating System		Fitbit OS	Fitbit OS	Built-in	Built-in
Apps
Music
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