ASUS ZenWatch 2 vs. Fitbit Ionic vs. Amazfit Arc vs. Casio WSD-F20A vs. Amazfit T-Rex

 
ZenWatch 2
Ionic
Arc
WSD-F20A
T-Rex
 ASUSZenWatch 2Remove Buy NowFitbitIonicRemove Buy NowAmazfitArcRemove Buy NowCasioWSD-F20ARemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$150$299$69.99$399$140
Release20162017201620182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a4+ days20 days1 day20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320348x25072 x40320 x 320360 x 360
Size1.63 inches or 1.45 inch1.420.42 inches1.32 inches1.3 inches
Touch
TypeAMOLEDOLEDOLEDLCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP6750mIP675 ATM5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearFitbit OSWear OSBuild-in
Apps
Music

All Wearables