Fitbit Flex 2 vs. Casio WSD-F20A vs. Michael Kors Access Sofie HR vs. Garmin Vivosmart 4 vs. Garmin Venu

 
Flex 2
WSD-F20A
Access Sofie HR
Vivosmart 4
Venu
 FitbitFlex 2Remove Buy NowCasioWSD-F20ARemove Buy NowMichael KorsAccess Sofie HRRemove Buy NowGarminVivosmart 4Remove Buy NowGarminVenuRemove Buy Now

Basic Info

Suggested Price$100$399$395$130$299
Release20162018201920182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days1 day2 days7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 320390 x 39048 x 128390 x 390
Sizen/a1.32 inches1.19 inches0.74 inches1.2 inches
Touchn/a
TypeLEDLCDOMOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSWear OSWear OS
Apps
Music

All Wearables