ASUS ZenWatch 2 vs. Casio WSD-F20A vs. Garmin Fenix 5X vs. Amazfit T-Rex vs. Apple Watch Ultra

 
ZenWatch 2
WSD-F20A
Fenix 5X
T-Rex
Watch Ultra
 ASUSZenWatch 2Remove Buy NowCasioWSD-F20ARemove Buy NowGarminFenix 5XRemove Buy NowAmazfitT-RexRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$150$399$699$140$799
Release20162018201720192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a1 dayUp to 12 days20 days36 hrs
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320320 x 320240 x240360 x 360502x410 pixels
Size1.63 inches or 1.45 inch1.32 inches1.2 inches1.3 inches1.92 inches
Touch
TypeAMOLEDLCDNAAMOLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM10 ATM5 ATM10 ATM (100 Meters)

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearWear OSBuild-inWatchOS 9
Apps
Music

All Wearables