Samsung Gear S3 vs. Garmin Vivosmart HR vs. Michael Kors Grayson vs. Fitbit Alta HR vs. Michael Kors Grayson vs. Amazfit GTR

 
Gear S3
Vivosmart HR
Grayson
Alta HR
Grayson
GTR
 SamsungGear S3Remove Buy NowGarminVivosmart HRRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitAlta HRRemove Buy NowMichael KorsGraysonRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$350$170$350$150$350$199
Release201620152018201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleepn/a
Steps
Swim

Battery

Duration4 days5 days24 hours7 days24 hours24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPS
NFCn/a
Wi-Fi

Display

Color
Resolution360 x 360160 x 68453 x 454128 x 36453x454454 x 454
Size1.3 inches1.08 inches1.39 inches1.4 inches1.39 inches1.39 inches
Touch
TypeFullcolor AODn/aAMOLEDOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP685 ATM1 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenn/aAndroid WearAndroid WearBuild-in
Apps
Music

All Wearables