Apple Watch Series 3 vs. ASUS ZenWatch 3 vs. Apple Watch vs. Asus ZenWatch vs. Amazfit T-Rex

 
Watch Series 3
ZenWatch 3
Watch
ZenWatch
T-Rex
 AppleWatch Series 3Remove Buy NowASUSZenWatch 3Remove Buy NowAppleWatchRemove Buy NowAsusZenWatchRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$329$229$349$150$140
Release20172017201520142019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours48 hours18 hoursNA20 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNANA
WindowsNANA

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312400 x 400340 x 272 or 390 x 312320 x 320360 x 360
Size1.5 inches or 1.65 inches1.39 inches1.5 inches or 1.65 inches1.63 inches1.3 inches
Touch
TypeAMOLEDAMOLEDAMOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX7IP555 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating SystemWatchOS 4Android Wear 2Watch OSAndroid WearBuild-in
Apps
Music

All Wearables