Fitbit Flex 2 vs. Misfit Flash Link vs. Fitbit Charge HR vs. Polar A370 vs. Amazfit GTR

 
Flex 2
Flash Link
Charge HR
A370
GTR
 FitbitFlex 2Remove Buy NowMisfitFlash LinkRemove Buy NowFitbitCharge HRRemove Buy NowPolarA370Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$100$20$150$179.95$199
Release20162015201520172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days6 months5 daysUp to 3 days24 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/an/a
Resolutionn/an/aNA160 x 80454 x 454
Sizen/an/aNA1.18 inches1.39 inches
Touchn/an/aNA
TypeLEDn/aOLEDTFT LCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATM1 ATMWR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNABuild-in
Apps
Music

All Wearables