Fitbit Flex 2 vs. Garmin Forerunner 235 vs. Michael Kors Access Sofie vs. Polar Loop vs. Garmin VivoActive 4

 
Flex 2
Forerunner 235
Access Sofie
Loop
VivoActive 4
 FitbitFlex 2Remove Buy NowGarminForerunner 235Remove Buy NowMichael KorsAccess SofieRemove Buy NowPolarLoopRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$100$299.99$395$100$349
Release20162017201720132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days9 days1 day5 days8 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a215 x 180390 x 390 1.19 inchesNA260 x 260
Sizen/a1.23 inchesNA1.3ionches
Touchn/aAMOLDED
TypeLEDMIPLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM1 ATM2 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2.0NAWear OS
Apps
Music

All Wearables