Amazfit T-Rex vs. Casio WSD-F10 vs. Fitbit Charge 4 vs. Fitbit Charge 5 vs. Fitbit Sense 2 - Instant Comparison

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Amazfit T-Rex

Casio WSD-F10

Fitbit Charge 4

Fitbit Charge 5

Fitbit Sense 2

	Amazfit T-Rex Check Amazon	Casio WSD-F10 Check Amazon	Fitbit Charge 4 Check Amazon	Fitbit Charge 5 Check Amazon	Fitbit Sense 2 Check Amazon
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Price and Release Date
Suggested Price	$140	$500	$149	$180	$300
Release / Update	2019	2016	2020	2021	2022
Activity & Fitness
Calories
Distance
Heart
VO2max (Oxygen)
Sleep
Steps
Stress mgt
Female health
Skin temp
Breath rate
Battery
Duration	20 days		7 days	7 Days	6 days
Rechargeable

Compatibility Support
Android
iOS
Windows Phone
Mac
Windows			Not yet		Yes
Connectivity Support
Bluetooth
Cellular
GPS
NFC			Fitbit Pay
Wi-Fi
Display
Color
Resolution	360 x 360		66x18		336x336
Size	1.3 inches		.721 inches	1.04 inches	1,59 inches
Touch
Type	AMOLED	LCD	OLED	AMOLED	AMOLED
Functions
Audio Speaker
Clock
Phone
Vibration
Voice
Hardware
Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance	5 ATM	5 ATM	5 ATM	5 ATM (50 Meters)	5 ATM (50 Meters)
Notifications
Phone
Emails
Texts
Software
Operating System	Built-in	Android Wear	Fitbit OS	Fitbit OS	Fitbit OS
Apps
Music			Spotify control
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