Garmin Fenix 3 vs. Garmin 645 Music vs. LG Watch Urbane vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Amazfit T-Rex

 
Fenix 3
645 Music
Watch Urbane
Grayson
Grayson
T-Rex
 GarminFenix 3Remove Buy NowGarmin645 MusicRemove Buy NowLGWatch UrbaneRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$500$450$245$350$350$140
Release201520182015201820182019

Activity & Fitness

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

Battery

Duration50 hours to 6 weeks7 daysNA24 hours24 hours20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-FiNA

Display

Color
Resolution218 x 218240 x 240320 x 320453 x 454453x454360 x 360
Size1.2 inches1.2 inches1.3 inches1.39 inches1.39 inches1.3 inches
Touch
TypeChroma LEDMIPP-OLEDAMOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance10 ATM5 ATMIP671 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearAndroid WearAndroid WearBuild-in
Apps
Music

All Wearables