ASUS ZenWatch 2 vs. Fitbit Surge vs. Casio WSD-F20A vs. Fitbit Inspire HR vs. Amazfit T-Rex

 
ZenWatch 2
Surge
WSD-F20A
Inspire HR
T-Rex
 ASUSZenWatch 2Remove Buy NowFitbitSurgeRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitInspire HRRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$150$250$399$99$140
Release20162016201820192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a7 days1 day5 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/a320 x 320139 x 60360 x 360
Size1.63 inches or 1.45 inch1.26 inches1.32 inches1.4 inches1.3 inches
Touch
TypeAMOLEDMonochrome LCDLCDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/aWear OSFitbit OSBuild-in
Apps
Music

All Wearables