Michael Kors Grayson vs. Samsung Gear 2 vs. Jawbone UP3 vs. Pebble Core vs. Michael Kors Grayson vs. Amazfit T-Rex

 
Grayson
Gear 2
UP3
Core
Grayson
T-Rex
 Michael KorsGraysonRemove Buy NowSamsungGear 2Remove Buy NowJawboneUP3Remove Buy NowPebbleCoreRemove Buy NowMichael KorsGraysonRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$350$300$180$99$350$140
Release201820142013201620182019

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
StepsNA
Swim

Battery

Duration24 hours2-3 days7 daysNA24 hours20 days
Rechargeable

Compatibility

Android
iOSNA
Windows PhoneNANANA
MacNANANA
WindowsNANANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution453 x 454320 x 320NANA453x454360 x 360
Size1.39 inches1.63 inchesNANA1.39 inches1.3 inches
TouchNANA
TypeAMOLEDSuper AMOLEDNANAAMOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance1 ATMIP67NANA1 ATM5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemAndroid WearTizen OSNANAAndroid WearBuild-in
Apps
MusicNA

All Wearables