ASUS ZenWatch 2 vs. Amazfit Arc vs. Casio G-Shock GBA800 vs. Fitbit Alta HR vs. Amazfit T-Rex

 
ZenWatch 2
Arc
G-Shock GBA800
Alta HR
T-Rex
 ASUSZenWatch 2Remove Buy NowAmazfitArcRemove Buy NowCasioG-Shock GBA800Remove Buy NowFitbitAlta HRRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$150$69.99$120$150$140
Release20162016201820172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a20 days2 years7 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 32072 x40128 x 36360 x 360
Size1.63 inches or 1.45 inch0.42 inches1.4 inches1.3 inches
Touch
TypeAMOLEDOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67IP6720 ATM5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearBuild-in
Apps
Music

All Wearables