Fitbit Flex 2 vs. Fitbit Versa vs. Polar A370 vs. Polar Loop vs. Michael Kors Access Runway

 
Flex 2
Versa
A370
Loop
Access Runway
 FitbitFlex 2Remove Buy NowFitbitVersaRemove Buy NowPolarA370Remove Buy NowPolarLoopRemove Buy NowMichael KorsAccess RunwayRemove Buy Now

Basic Info

Suggested Price$100$199.99$179.95$100$350
Release20162018201720132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days4 daysUp to 3 days5 days1 day
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a300 x300160 x 80NA390 x 390
Sizen/a1.34 inches1.18 inchesNA1.19 inches
Touchn/a
TypeLEDOLEDTFT LCDLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMWR302 ATM3 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNAWear OS
Apps
Music

All Wearables