ASUS ZenWatch 3 vs. Asus ZenWatch vs. Garmin 645 Music vs. Amazfit T-Rex vs. Apple Watch 8

 
ZenWatch 3
ZenWatch
645 Music
T-Rex
Watch 8
 ASUSZenWatch 3Remove Buy NowAsusZenWatchRemove Buy NowGarmin645 MusicRemove Buy NowAmazfitT-RexRemove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$229$150$450$140$499
Release20172014201820192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration48 hoursNA7 days20 days18 hrs
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution400 x 400320 x 320240 x 240360 x 360340 x 272 or 390 x 312
Size1.39 inches1.63 inches1.2 inches1.3 inches1.5 inches or 1.65 inches
Touch
TypeAMOLEDAMOLEDMIPAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP555 ATM5 ATM5 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating SystemAndroid Wear 2Android WearBuild-inWatchOS 9
Apps
Music

All Wearables