Fitbit Flex 2 vs. Polar M430 vs. Polar A370 vs. Michael Kors Access Sofie HR vs. Misfit Vapor 2

 
Flex 2
M430
A370
Access Sofie HR
Vapor 2
 FitbitFlex 2Remove Buy NowPolarM430Remove Buy NowPolarA370Remove Buy NowMichael KorsAccess Sofie HRRemove Buy NowMisfitVapor 2Remove Buy Now

Basic Info

Suggested Price$100$255$179.95$395$250
Release20162017201720192018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days30 hoursUp to 3 days2 days1 day
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a128x128160 x 80390 x 390454 x 454
Sizen/a1.4 inch1.18 inches1.19 inches1.42 inches
Touchn/a
TypeLEDLCDTFT LCDOMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMWR30WR300.3 ATM3 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSWear OS
Apps
Music

All Wearables