Samsung Gear S vs. Fitbit One vs. Michael Kors Grayson vs. Samsung Live vs. Michael Kors Grayson vs. Amazfit T-Rex

 
Gear S
One
Grayson
Live
Grayson
T-Rex
 SamsungGear SRemove Buy NowFitbitOneRemove Buy NowMichael KorsGraysonRemove Buy NowSamsungLiveRemove Buy NowMichael KorsGraysonRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$250$100$350$200$350$140
Release201320122018201420182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a10-14 days24 hours1 Day24 hours20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution480 x 360n/a453 x 454320 x 320453x454360 x 360
Size2 inchesn/a1.39 inches1.63 inches1.39 inches1.3 inches
Touch
TypeSuper AMOLEDOLEDAMOLEDSuper AMOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
VibrationNA
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67Splast Resistant1 ATMIP671 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenn/aAndroid WearAndroid WearAndroid WearBuild-in
Apps
Music

All Wearables