Fitbit Flex 2 vs. Polar A360 vs. Michael Kors Grayson vs. Garmin Vivosmart 3 vs. Jawbone UP4 vs. Michael Kors Grayson

 
Flex 2
A360
Grayson
Vivosmart 3
UP4
Grayson
 FitbitFlex 2Remove Buy NowPolarA360Remove Buy NowMichael KorsGraysonRemove Buy NowGarminVivosmart 3Remove Buy NowJawboneUP4Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$100$200$350$139.99$200$350
Release201620152018201720152018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days12 days24 hours5 daysNA24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a160 x 80453 x 45464 x 128NA453x454
Sizen/a1.18 inches1.39 inchesNANA1.39 inches
Touchn/aNA
TypeLEDn/aAMOLEDOLEDNAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMWR301 ATM5 ATMNA1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid WearNAAndroid Wear
Apps
MusicNA

All Wearables