Fitbit Flex 2 vs. Michael Kors Access Sofie HR vs. Garmin Vivosmart 4 vs. Garmin VivoActive 4 vs. Apple Series 6

 
Flex 2
Access Sofie HR
Vivosmart 4
VivoActive 4
Series 6
 FitbitFlex 2Remove Buy NowMichael KorsAccess Sofie HRRemove Buy NowGarminVivosmart 4Remove Buy NowGarminVivoActive 4Remove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$100$395$130$349$399
Release20162019201820192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days2 days7 days8 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a390 x 39048 x 128260 x 260384 x 480
Sizen/a1.19 inches0.74 inches1.3ionches40mm
Touchn/a
TypeLEDOMOLEDOLEDMIPMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATM0.3 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSWear OSWatchOS 5
Apps
Music

All Wearables