Michael Kors Grayson vs. Samsung Galaxy Watch vs. Polar A370 vs. Michael Kors Grayson vs. Amazfit T-Rex vs. HTC re Grip

 
Grayson
Galaxy Watch
A370
Grayson
T-Rex
re Grip
 Michael KorsGraysonRemove Buy NowSamsungGalaxy WatchRemove Buy NowPolarA370Remove Buy NowMichael KorsGraysonRemove Buy NowAmazfitT-RexRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$350$330$179.95$350$140$199
Release201820182017201820192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration24 hours7 daysUp to 3 days24 hours20 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
CellularNA
GPS
NFC
Wi-Fi

Display

Color
Resolution453 x 454360 x 360160 x 80453x454360 x 360160 x 32
Size1.39 inches1.2 inches or 1.3 inches1.18 inches1.39 inches1.3 inches1.8 inches
Touch
TypeAMOLEDAMOLEDTFT LCDAMOLEDAMOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance1 ATM5 ATMWR301 ATM5 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearTizen OSAndroid WearBuild-inNA
Apps
MusicSpotify

All Wearables