ASUS ZenWatch 2 vs. ASUS ZenWatch 3 vs. Asus VivoWatch vs. Fitbit Flex vs. Apple Series 6

 
ZenWatch 2
ZenWatch 3
VivoWatch
Flex
Series 6
 ASUSZenWatch 2Remove Buy NowASUSZenWatch 3Remove Buy NowAsusVivoWatchRemove Buy NowFitbitFlexRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$150$229$160$100$399
Release20162017201820132020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a48 hours24 hours to 10 days5 daysNot yet
Rechargeable

Compatibility

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

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320400 x 400128 x 128NA384 x 480
Size1.63 inches or 1.45 inch1.39 inchesNANA40mm
TouchNA
TypeAMOLEDAMOLEDNALEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor5 ATM
Water ResistanceIP67IP671 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearAndroid Wear 2KoodOSNAWatchOS 5
Apps
Music

All Wearables