ASUS ZenWatch 3 vs. Fitbit Charge HR vs. Diesel On Full Guard 2.5 vs. Amazfit T-Rex vs. Apple Watch 8

 
ZenWatch 3
Charge HR
On Full Guard 2.5
T-Rex
Watch 8
 ASUSZenWatch 3Remove Buy NowFitbitCharge HRRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowAmazfitT-RexRemove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$229$150$325$140$499
Release20172015201820192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration48 hours5 days4 days20 days18 hrs
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution400 x 400NA454x454360 x 360340 x 272 or 390 x 312
Size1.39 inchesNA1.39 inches1.3 inches1.5 inches or 1.65 inches
TouchNA
TypeAMOLEDOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance1 ATM3 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wear 2NAWear OSBuild-inWatchOS 9
Apps
Music

All Wearables