Michael Kors Grayson vs. Jawbone UP Move vs. Polar A370 vs. Michael Kors Grayson vs. Amazfit T-Rex vs. Garmin VivoActive 4

 
Grayson
UP Move
A370
Grayson
T-Rex
VivoActive 4
 Michael KorsGraysonRemove Buy NowJawboneUP MoveRemove Buy NowPolarA370Remove Buy NowMichael KorsGraysonRemove Buy NowAmazfitT-RexRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$350$50$179.95$350$140$349
Release201820142017201820192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration24 hours6 monthsUp to 3 days24 hours20 days8 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

ColorNA
Resolution453 x 454NA160 x 80453x454360 x 360260 x 260
Size1.39 inchesNA1.18 inches1.39 inches1.3 inches1.3ionches
TouchNA
TypeAMOLEDNATFT LCDAMOLEDAMOLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance1 ATMSplash ResistantWR301 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearNAAndroid WearBuild-inWear OS
Apps
Music

All Wearables