Polar A360 vs. ASUS ZenWatch 3 vs. Michael Kors Grayson vs. Fitbit Flex vs. Michael Kors Grayson vs. Apple Watch 8

 
A360
ZenWatch 3
Grayson
Flex
Grayson
Watch 8
 PolarA360Remove Buy NowASUSZenWatch 3Remove Buy NowMichael KorsGraysonRemove Buy NowFitbitFlexRemove Buy NowMichael KorsGraysonRemove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$200$229$350$100$350$499
Release201520172018201320182022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration12 days48 hours24 hours5 days24 hours18 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution160 x 80400 x 400453 x 454NA453x454340 x 272 or 390 x 312
Size1.18 inches1.39 inches1.39 inchesNA1.39 inches1.5 inches or 1.65 inches
TouchNA
Typen/aAMOLEDAMOLEDLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceWR301 ATM1 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2Android WearNAAndroid WearWatchOS 9
Apps
Music

All Wearables