Samsung Gear S3 vs. Fitbit Flex 2 vs. Amazfit Stratos vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Garmin Vivosmart 4

 
Gear S3
Flex 2
Stratos
Grayson
Grayson
Vivosmart 4
 SamsungGear S3Remove Buy NowFitbitFlex 2Remove Buy NowAmazfitStratosRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$350$100$199$350$350$130
Release201620162018201820182018

Activity & Fitness

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

Battery

Duration4 days5 days5 days24 hours24 hours7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPS
NFCn/a
Wi-Fi

Display

Colorn/a
Resolution360 x 360n/a320 x 300453 x 454453x45448 x 128
Size1.3 inchesn/a1.34 inches1.39 inches1.39 inches0.74 inches
Touchn/a
TypeFullcolor AODLEDOLEDAMOLEDAMOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenn/aProprietaryAndroid WearAndroid Wear
Apps
Music

All Wearables