Fitbit Surge vs. Samsung Gear S2 vs. Polar A360 vs. Michael Kors Grayson vs. Fitbit Charge 3 vs. Michael Kors Grayson

 
Surge
Gear S2
A360
Grayson
Charge 3
Grayson
 FitbitSurgeRemove Buy NowSamsungGear S2Remove Buy NowPolarA360Remove Buy NowMichael KorsGraysonRemove Buy NowFitbitCharge 3Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$250$300$200$350$150$350
Release201620152015201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days2-3 days12 days24 hours7 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFCNA
Wi-Fi

Display

Color
Resolutionn/a360 x 360160 x 80453 x 45466 x 18453x454
Size1.26 inches1.2 inches1.18 inches1.39 inches.721 inches1.39 inches
Touch
TypeMonochrome LCDSuper AMOLEDn/aAMOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP68WR301 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aTizenn/aAndroid WearNAAndroid Wear
Apps
Music

All Wearables