Polar M400 vs. Garmin Fenix 5 vs. LG Watch Urbane vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Amazfit T-Rex

 
M400
Fenix 5
Watch Urbane
Grayson
Grayson
T-Rex
 PolarM400Remove Buy NowGarminFenix 5Remove Buy NowLGWatch UrbaneRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$200$599.99$245$350$350$140
Release201420172015201820182019

Activity & Fitness

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

Battery

Duration8 hours to 30 days2 WeeksNA24 hours24 hours20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-FiNA

Display

Color
Resolutionn/a240 x 240320 x 320453 x 454453x454360 x 360
Sizen/a1.2 inches1.3 inches1.39 inches1.39 inches1.3 inches
Touch
Typen/anaP-OLEDAMOLEDAMOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM10 ATMIP671 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearAndroid WearAndroid WearBuild-in
Apps
Music

All Wearables