ASUS ZenWatch 2 vs. Polar Loop 2 vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Amazfit T-Rex vs. Apple Series 6

 
ZenWatch 2
Loop 2
Grayson
Grayson
T-Rex
Series 6
 ASUSZenWatch 2Remove Buy NowPolarLoop 2Remove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowAmazfitT-RexRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$150$120$350$350$140$399
Release201620152018201820192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a8 days (without notifications)24 hours24 hours20 daysNot yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/a453 x 454453x454360 x 360384 x 480
Size1.63 inches or 1.45 inchn/a1.39 inches1.39 inches1.3 inches40mm
Touch
TypeAMOLEDLEDAMOLEDAMOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water ResistanceIP672 ATM1 ATM1 ATM5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/aAndroid WearAndroid WearBuild-inWatchOS 5
Apps
Music

All Wearables