ASUS ZenWatch 2 vs. Fitbit Flex 2 vs. Fitbit Flex vs. Apple Watch Ultra vs. Fitbit Inspire 3

 
ZenWatch 2
Flex 2
Flex
Watch Ultra
Inspire 3
 ASUSZenWatch 2Remove Buy NowFitbitFlex 2Remove Buy NowFitbitFlexRemove Buy NowAppleWatch UltraRemove Buy NowFitbitInspire 3Remove Buy Now

Basic Info

Suggested Price$150$100$100$799$100
Release20162016201320222022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a5 days5 days36 hrs10 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution320 x 320n/aNA502x410 pixels32x18
Size1.63 inches or 1.45 inchn/aNA1.92 inches46 inches
Touchn/aNA
TypeAMOLEDLEDLEDAMOLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM1 ATM10 ATM (100 Meters)5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/aNAWatchOS 9
Apps
Music

All Wearables