Amazfit Stratos vs. Asus ZenWatch vs. Casio G-Shock GBA800 vs. Fitbit Alta HR vs. Apple Series 6

 
Stratos
ZenWatch
G-Shock GBA800
Alta HR
Series 6
 AmazfitStratosRemove Buy NowAsusZenWatchRemove Buy NowCasioG-Shock GBA800Remove Buy NowFitbitAlta HRRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$199$150$120$150$399
Release20182014201820172020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 daysNA2 years7 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 300320 x 320128 x 36384 x 480
Size1.34 inches1.63 inches1.4 inches40mm
Touch
TypeOLEDAMOLEDOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATMIP5520 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating SystemProprietaryAndroid WearWatchOS 5
Apps
Music

All Wearables