Apple Watch Series 3 vs. Fitbit Zip vs. ASUS ZenWatch 3 vs. Amazfit T-Rex vs. Apple Watch Ultra

 
Watch Series 3
Zip
ZenWatch 3
T-Rex
Watch Ultra
 AppleWatch Series 3Remove Buy NowFitbitZipRemove Buy NowASUSZenWatch 3Remove Buy NowAmazfitT-RexRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$329$60$229$140$799
Release20172012201720192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours6 months48 hours20 days36 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312n/a400 x 400360 x 360502x410 pixels
Size1.5 inches or 1.65 inchesn/a1.39 inches1.3 inches1.92 inches
Touch
TypeAMOLEDn/aAMOLEDAMOLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMSplash Resistant5 ATM10 ATM (100 Meters)

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/aAndroid Wear 2Build-inWatchOS 9
Apps
Music

All Wearables