Casio G-Shock GBA800 vs. Michael Kors Grayson vs. Fitbit Charge vs. Michael Kors Grayson vs. Garmin Vivosmart 4 vs. Amazfit GTS

 
G-Shock GBA800
Grayson
Charge
Grayson
Vivosmart 4
GTS
 CasioG-Shock GBA800Remove Buy NowMichael KorsGraysonRemove Buy NowFitbitChargeRemove Buy NowMichael KorsGraysonRemove Buy NowGarminVivosmart 4Remove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$120$350$130$350$130$150
Release201820182014201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 years24 hours7-10 days24 hours7 days14 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution453 x 454NA453x45448 x 128348 x 442
Size1.39 inchesNA1.39 inches0.74 inches1.65 inches
TouchNA
TypeAMOLEDOLEDAMOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance20 ATM1 ATM1 ATM1 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearNAAndroid WearWear OS
Apps
Music

All Wearables