ASUS ZenWatch 2 vs. Garmin Vivofit 3 vs. Fitbit Flex vs. Garmin Vivofit 4 vs. Apple Watch Ultra

 
ZenWatch 2
Vivofit 3
Flex
Vivofit 4
Watch Ultra
 ASUSZenWatch 2Remove Buy NowGarminVivofit 3Remove Buy NowFitbitFlexRemove Buy NowGarminVivofit 4Remove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$150$100$100$79.95$799
Release20162016201320182022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a1 year5 days1 year36 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/an/a
Windowsn/an/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 32064 x 64NA88 x 88502x410 pixels
Size1.63 inches or 1.45 inch0.55 inchesNANA1.92 inches
TouchNA
TypeAMOLEDn/aLEDNA

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM1 ATM5 ATM10 ATM (100 Meters)

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/aNAWatchOS 9
Apps
Music

All Wearables