Fitbit Charge vs. Fitbit Charge 5 vs. Fitbit Flex 2 vs. Garmin Bounce vs. Garmin Garmin Fenix Pro 7 (Sapphire) vs. Garmin Vivosmart vs. Polar M400 - Instant Comparison

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Fitbit Charge

Fitbit Charge 5

Fitbit Flex 2

Garmin Bounce

Garmin Garmin Fenix Pro 7 (Sapphire)

Garmin Vivosmart

Polar M400

	Fitbit Charge Check Amazon	Fitbit Charge 5 Check Amazon	Fitbit Flex 2 Check Amazon	Garmin Bounce Check Amazon	Garmin Garmin Fenix Pro 7 (Sapphire) Check Amazon	Garmin Vivosmart Check Amazon	Polar M400 Check Amazon
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Price and Release Date
Suggested Price	$130	$180	$100	$150	$799	$170	$200
Release / Update	2014	2021	2016	2022	2023	2014	2014
Activity & Fitness
Calories
Distance
Heart						$
VO2max (Oxygen)
Sleep
Steps
Stress mgt
Female health
Skin temp
Breath rate
Battery
Duration	7–10 days	7 Days	5 days	2 days	11 days	7 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		n/a	240 x 240 pixels	240 x 240	128 x 16	128x128
Size		1.04 inches	n/a	1.3 inches	1.3 inches	1.41 inches
Touch	n/a		n/a
Type	OLED	AMOLED	LED		MIP LCD	OLED	LCD
Functions
Audio Speaker							Alerts only
Clock
Phone
Vibration
Voice
Hardware
Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance	1 ATM	5 ATM (50 Meters)	5 ATM	5 ATM (50 Meters)	10 ATM (100 meters)	5 ATM	3 ATM
Notifications
Phone
Emails
Texts
Software
Operating System	n/a	Fitbit OS	n/a	Built-in	Garmin Watch OS	n/a
Apps
Music
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