ASUS ZenWatch 3 vs. Amazfit Bip vs. Fitbit Charge vs. Amazfit T-Rex vs. Apple Watch Ultra

 
ZenWatch 3
Bip
Charge
T-Rex
Watch Ultra
 ASUSZenWatch 3Remove Buy NowAmazfitBipRemove Buy NowFitbitChargeRemove Buy NowAmazfitT-RexRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$229$99.99$130$140$799
Release20172018201420192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration48 hours30 days7-10 days20 days36 hrs
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution400 x 400176 x 176NA360 x 360502x410 pixels
Size1.39 inches1.28 inchesNA1.3 inches1.92 inches
TouchNA
TypeAMOLEDNAOLEDAMOLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP681 ATM5 ATM10 ATM (100 Meters)

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wear 2NABuild-inWatchOS 9
Apps
Music

All Wearables