Fitbit Flex 2 vs. Garmin Vivosmart HR vs. Polar Loop vs. Michael Kors Access Sofie HR

 
Flex 2
Vivosmart HR
Loop
Access Sofie HR
 FitbitFlex 2Remove Buy NowGarminVivosmart HRRemove Buy NowPolarLoopRemove Buy NowMichael KorsAccess Sofie HRRemove Buy Now

Basic Info

Suggested Price$100$170$100$395
Release2016201520132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days5 days2 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a160 x 68NA390 x 390
Sizen/a1.08 inchesNA1.19 inches
Touchn/a
TypeLEDn/aLEDOMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM2 ATM0.3 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNAWear OS
Apps
Music

All Wearables