Fitbit Flex 2 vs. Garmin Vivofit 4 vs. Jawbone UP2 vs. Polar Loop vs. Michael Kors Access Sofie HR

 
Flex 2
Vivofit 4
UP2
Loop
Access Sofie HR
 FitbitFlex 2Remove Buy NowGarminVivofit 4Remove Buy NowJawboneUP2Remove Buy NowPolarLoopRemove Buy NowMichael KorsAccess Sofie HRRemove Buy Now

Basic Info

Suggested Price$100$79.95$100$100$395
Release20162018201520132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days1 year7 days5 days2 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a88 x 88NANA390 x 390
Sizen/aNANANA1.19 inches
Touchn/aNA
TypeLEDNANALEDOMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMSplash resistant2 ATM0.3 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNANAWear OS
Apps
Music

All Wearables