Samsung Gear S2 vs. Fitbit Zip vs. Casio G-Shock GBA800 vs. Michael Kors Grayson vs. Garmin Forerunner 45 vs. Michael Kors Grayson

 
Gear S2
Zip
G-Shock GBA800
Grayson
Forerunner 45
Grayson
 SamsungGear S2Remove Buy NowFitbitZipRemove Buy NowCasioG-Shock GBA800Remove Buy NowMichael KorsGraysonRemove Buy NowGarminForerunner 45Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$300$60$120$350$199$350
Release201520122018201820192018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 days6 months2 years24 hours7 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution360 x 360n/a453 x 454208 x 208453x454
Size1.2 inchesn/a1.39 inches1.04 inches1.39 inches
Touch
TypeSuper AMOLEDn/aAMOLEDLCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP68Splash Resistant20 ATM1 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenn/aAndroid WearBuilt-inAndroid Wear
Apps
Music

All Wearables