Fitbit Flex 2 vs. Garmin Vivosmart HR vs. Polar A360 vs. Michael Kors Grayson vs. Garmin Vivosport vs. Michael Kors Grayson

 
Flex 2
Vivosmart HR
A360
Grayson
Vivosport
Grayson
 FitbitFlex 2Remove Buy NowGarminVivosmart HRRemove Buy NowPolarA360Remove Buy NowMichael KorsGraysonRemove Buy NowGarminVivosportRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$100$170$200$350$199$350
Release201620152015201820172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days12 days24 hours7 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a160 x 68160 x 80453 x 45472 x 144453x454
Sizen/a1.08 inches1.18 inches1.39 inchesNA1.39 inches
Touchn/a
TypeLEDn/an/aAMOLEDMIPAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMWR301 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aAndroid WearAndroid Wear
Apps
Music

All Wearables