ASUS ZenWatch 2 vs. Amazfit Stratos vs. Casio G-Shock GBA800 vs. Fitbit Charge 3 vs. Amazfit GTR

 
ZenWatch 2
Stratos
G-Shock GBA800
Charge 3
GTR
 ASUSZenWatch 2Remove Buy NowAmazfitStratosRemove Buy NowCasioG-Shock GBA800Remove Buy NowFitbitCharge 3Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$150$199$120$150$199
Release20162018201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a5 days2 years7 days24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution320 x 320320 x 30066 x 18454 x 454
Size1.63 inches or 1.45 inch1.34 inches.721 inches1.39 inches
Touch
TypeAMOLEDOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM20 ATM5 ATM5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearProprietaryNABuild-in
Apps
Music

All Wearables