Amazfit GTS vs. Apple Watch 3 vs. Apple Watch 7 vs. Garmin Instinct Solar 2 vs. Polar Loop vs. Sony SmartBand Talk vs. TomTom Spark

	Amazfit GTS Check Amazon	Apple Watch 3 Check Amazon	Apple Watch 7 Check Amazon	Garmin Instinct Solar 2 Check Amazon	Polar Loop Check Amazon	Sony SmartBand Talk Check Amazon	TomTom Spark Check Amazon
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Price and Release Date
Suggested Price	$150	$199	$429	$300	$100	$170	$150
Release / Update	2019	2017	2021	2023	2013	2014	2015
Activity & Fitness
Calories
Distance
Heart					$
VO2max (Oxygen)
Sleep
Steps
Stress mgt
Female health
Skin temp
Breath rate
Battery
Duration	14 days	18 hours	18 Hours	Up to 28 days (45mm) / 21 days (40mm), unlimited with solar	5 days	3 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	348 x 442	340 x 272 or 390 x 312	396 x 484	176 x 176 pixels (45mm), 156 x 156 pixels (40mm)		296 x 128
Size	1.65 inches	1.5 inches or 1.65 inches	1.9 inches	0.9” x 0.9” (45mm), 0.79” x 0.79” (40mm)		1.4 inches
Touch
Type	AMOLED	AMOLED	MicroLED	MIP	LED	E Ink	LCD
Functions
Audio Speaker							Bluetooth
Clock
Phone
Vibration
Voice
Hardware
Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance	5 ATM	5 ATM	water resistant but not waterproof	10 ATM (100 Meters)	2 ATM	IP68	5 ATM
Notifications
Phone
Emails
Texts
Software
Operating System	Wear OS	WatchOS 4	WatchOS 8	Garmin Watch OS	n/a	Android Wear
Apps
Music
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