Fitbit Flex 2 vs. Casio WSD-F20A vs. Jawbone UP3 vs. Apple Watch Series 4 vs. Michael Kors Access Sofie HR

 
Flex 2
WSD-F20A
UP3
Watch Series 4
Access Sofie HR
 FitbitFlex 2Remove Buy NowCasioWSD-F20ARemove Buy NowJawboneUP3Remove Buy NowAppleWatch Series 4Remove Buy NowMichael KorsAccess Sofie HRRemove Buy Now

Basic Info

Suggested Price$100$399$180$329$395
Release20162018201320182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days1 day7 daysNot Yet2 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 320NA384 x 480390 x 390
Sizen/a1.32 inchesNA1.78 inches1.19 inches
Touchn/aNA
TypeLEDLCDNAMicroLEDOMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMNANot Yet0.3 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSNAWatch OS 5Wear OS
Apps
MusicNA

All Wearables