Fitbit Charge 6 vs. Fitbit Flex vs. Motorola Moto 360 (2nd Gen) vs. Polar Ignite 2 vs. Polar M400 - Instant Comparison

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Fitbit Charge 6

Fitbit Flex

Motorola Moto 360 (2nd Gen)

Polar Ignite 2

Polar M400

	Fitbit Charge 6 Check Amazon	Fitbit Flex Check Amazon	Motorola Moto 360 (2nd Gen) Check Amazon	Polar Ignite 2 Check Amazon	Polar M400 Check Amazon
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More Information
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Price and Release Date
Suggested Price	$159	$100	$300	$229	$200
Release / Update	2023	2013	2015	2021	2014
Activity & Fitness
Calories
Distance
Heart
VO2max (Oxygen)
Sleep
Steps
Stress mgt
Female health
Skin temp
Breath rate
Battery
Duration	Up to 7 days	5 days	1.5 days	5 Days	8 hours
Rechargeable

Compatibility Support
Android
iOS
Windows Phone
Mac			n/a
Windows			n/a
Connectivity Support
Bluetooth
Cellular
GPS
NFC
Wi-Fi
Display
Color
Resolution		n/a	360 x 325 or 360 x 330	240 x 240	128x128
Size	1.04-inch AMOLED	n/a	1.37 inches or 1.56 inches	1.6 inches
Touch		n/a
Type	AMOLED	LED	LCD	LCD	LCD
Functions
Audio Speaker			Bluetooth		Alerts only
Clock
Phone
Vibration
Voice
Hardware
Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance	Water-resistant up to 50m	1 ATM	IP67	3 ATM	3 ATM
Notifications
Phone
Emails
Texts
Software
Operating System	Fitbit OS	n/a	Android Wear	Built-in
Apps
Music
More Information
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