Amazfit GTR vs. Apple Watch 6 vs. Bellabeat Time vs. Fitbit Charge 6 vs. Fitbit Versa 4 vs. Garmin VivoActive 4 vs. Garmin Vivofit 4 vs. Polar A370 - Instant Comparison

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Amazfit GTR

Apple Watch 6

Bellabeat Time

Fitbit Charge 6

Fitbit Versa 4

Garmin VivoActive 4

Garmin Vivofit 4

Polar A370

	Amazfit GTR Check Amazon	Apple Watch 6 Check Amazon	Bellabeat Time Check Amazon	Fitbit Charge 6 Check Amazon	Fitbit Versa 4 Check Amazon	Garmin VivoActive 4 Check Amazon	Garmin Vivofit 4 Check Amazon	Polar A370 Check Amazon
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Price and Release Date
Suggested Price	$179	$399	$149	$159	$300	$349	$79.99	$179.95
Release / Update	2019	2020	2019	2023	2022	2019	2018	2017
Activity & Fitness
Calories
Distance
Heart
VO2max (Oxygen)
Sleep
Steps
Stress mgt
Female health
Skin temp
Breath rate
Battery
Duration	24 days	Not yet	6 Months	Up to 7 days	6 days	8 days	1 year	Up to 3 days
Rechargeable

Compatibility Support
Android
iOS
Windows Phone
Mac
Windows
Connectivity Support
Bluetooth
Cellular		Optional
GPS
NFC						Garmin Pay
Wi-Fi
Display
Color
Resolution	454 x 454	384 x 480			40,5x40,5	260 x 260	88 x 88	160 x 80
Size	1.39 inches	40mm	0.4 inches	1.04-inch AMOLED	1,58 inches	1.3 inches	NA	1.18 inches
Touch
Type	AMOLED	MicroLED	Analog	AMOLED	AMOLED	MIP	NA	TFT LCD
Functions
Audio Speaker
Clock
Phone
Vibration
Voice
Hardware
Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance	5 ATM	5 ATM	3 ATM	Water-resistant up to 50m	5 ATM (50 Meters)	5 ATM	5 ATM	WR30
Notifications
Phone
Emails
Texts
Software
Operating System	Built-in	WatchOS 5		Fitbit OS	Fitbit OS	Wear OS
Apps
Music
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