ASUS ZenWatch 2 vs. Fitbit Charge 2 vs. Asus VivoWatch vs. Casio WSD-F20A vs. Amazfit T-Rex

 
ZenWatch 2
Charge 2
VivoWatch
WSD-F20A
T-Rex
 ASUSZenWatch 2Remove Buy NowFitbitCharge 2Remove Buy NowAsusVivoWatchRemove Buy NowCasioWSD-F20ARemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$150$150$160$399$140
Release20162016201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a5 days24 hours to 10 days1 day20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/a128 x 128320 x 320360 x 360
Size1.63 inches or 1.45 inchn/aNA1.32 inches1.3 inches
Touchn/a
TypeAMOLEDOLEDNALCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water ResistanceIP67n/aIP675 ATM5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/aKoodOSWear OSBuild-in
Apps
Music

All Wearables