Misfit Flash Link vs. Garmin 645 Music vs. Fitbit Flex vs. Apple Watch Series 4 vs. Garmin VivoActive 4

 
Flash Link
645 Music
Flex
Watch Series 4
VivoActive 4
 MisfitFlash LinkRemove Buy NowGarmin645 MusicRemove Buy NowFitbitFlexRemove Buy NowAppleWatch Series 4Remove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$20$450$100$329$349
Release20152018201320182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration6 months7 days5 daysNot Yet8 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a240 x 240NA384 x 480260 x 260
Sizen/a1.2 inchesNA1.78 inches1.3ionches
Touchn/aNA
Typen/aMIPLEDMicroLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATM1 ATMNot Yet5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNAWatch OS 5Wear OS
Apps
Music

All Wearables