Samsung Gear S vs. Fitbit Zip vs. Michael Kors Grayson vs. Fitbit Charge 3 vs. Polar A370 vs. Michael Kors Grayson

 
Gear S
Zip
Grayson
Charge 3
A370
Grayson
 SamsungGear SRemove Buy NowFitbitZipRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitCharge 3Remove Buy NowPolarA370Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$250$60$350$150$179.95$350
Release201320122018201820172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a6 months24 hours7 daysUp to 3 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution480 x 360n/a453 x 45466 x 18160 x 80453x454
Size2 inchesn/a1.39 inches.721 inches1.18 inches1.39 inches
Touch
TypeSuper AMOLEDn/aAMOLEDOLEDTFT LCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67Splash Resistant1 ATM5 ATMWR301 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenn/aAndroid WearNAAndroid Wear
Apps
Music

All Wearables