Fitbit Flex 2 vs. Misfit Flash Link vs. Garmin Vivofit 4 vs. Garmin Vivosmart 4 vs. Amazfit GTR

 
Flex 2
Flash Link
Vivofit 4
Vivosmart 4
GTR
 FitbitFlex 2Remove Buy NowMisfitFlash LinkRemove Buy NowGarminVivofit 4Remove Buy NowGarminVivosmart 4Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$100$20$79.95$130$199
Release20162015201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days6 months1 year7 days24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/an/a
Resolutionn/an/a88 x 8848 x 128454 x 454
Sizen/an/aNA0.74 inches1.39 inches
Touchn/an/a
TypeLEDn/aNAOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aBuild-in
Apps
Music

All Wearables