Polar A360 vs. Fitbit Ionic vs. Michael Kors Grayson vs. Fitbit Flex vs. Garmin Vivosport vs. Michael Kors Grayson

 
A360
Ionic
Grayson
Flex
Vivosport
Grayson
 PolarA360Remove Buy NowFitbitIonicRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitFlexRemove Buy NowGarminVivosportRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$200$299$350$100$199$350
Release201520172018201320172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration12 days4+ days24 hours5 days7 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution160 x 80348x250453 x 454NA72 x 144453x454
Size1.18 inches1.421.39 inchesNANA1.39 inches
TouchNA
Typen/aOLEDAMOLEDLEDMIPAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceWR3050m1 ATM1 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSAndroid WearNAAndroid Wear
Apps
Music

All Wearables