ASUS ZenWatch 2 vs. Amazfit Stratos vs. Fitbit Flex vs. Garmin Vivofit 4 vs. Fitbit Versa 2

 
ZenWatch 2
Stratos
Flex
Vivofit 4
Versa 2
 ASUSZenWatch 2Remove Buy NowAmazfitStratosRemove Buy NowFitbitFlexRemove Buy NowGarminVivofit 4Remove Buy NowFitbitVersa 2Remove Buy Now

Basic Info

Suggested Price$150$199$100$79.95$199
Release20162018201320182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a5 days5 days1 year5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320320 x 300NA88 x 88300 x 300
Size1.63 inches or 1.45 inch1.34 inchesNANA1.34 inches
TouchNA
TypeAMOLEDOLEDLEDNAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM1 ATM5 ATM5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearProprietaryNABuild-in
Apps
Music

All Wearables