Fitbit Charge 4 vs. Huawei Watch 2 vs. Polar Unite vs. Sony SmartBand Talk vs. Xiaomi Mi Band 5 - Instant Comparison

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Fitbit Charge 4

Huawei Watch 2

Polar Unite

Sony SmartBand Talk

Xiaomi Mi Band 5

	Fitbit Charge 4 Check Amazon	Huawei Watch 2 Check Amazon	Polar Unite Check Amazon	Sony SmartBand Talk Check Amazon	Xiaomi Mi Band 5 Check Amazon
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More Information
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Price and Release Date
Suggested Price	$149	$350	$150	$170	$50
Release / Update	2020	2017	2020	2014	2020
Activity & Fitness
Calories
Distance
Heart
VO2max (Oxygen)
Sleep
Steps
Stress mgt
Female health
Skin temp
Breath rate
Battery
Duration	7 days	48 hours	3 days	3 days	20 days
Rechargeable

Compatibility Support
Android
iOS
Windows Phone
Mac				n/a
Windows	Not yet			n/a
Connectivity Support
Bluetooth
Cellular
GPS
NFC	Fitbit Pay				Option
Wi-Fi
Display
Color
Resolution	66x18	480 x 480	240 x 240	296 x 128	126 x 294
Size	.721 inches	1.38 inches	1.7 inches	1.4 inches	1.1 inches
Touch
Type	OLED	P-OLED	OLED	E Ink	AMOLED
Functions
Audio Speaker
Clock
Phone
Vibration
Voice
Hardware
Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance	5 ATM	IP68	3 ATM	IP68	5 ATM
Notifications
Phone
Emails
Texts
Software
Operating System	Fitbit OS	Android Wear 2	Built-in	Android Wear	Built-in
Apps
Music	Spotify control
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