ASUS ZenWatch 2 vs. Asus VivoWatch vs. Garmin 645 Music vs. Fitbit Alta HR vs. Apple Series 6

 
ZenWatch 2
VivoWatch
645 Music
Alta HR
Series 6
 ASUSZenWatch 2Remove Buy NowAsusVivoWatchRemove Buy NowGarmin645 MusicRemove Buy NowFitbitAlta HRRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$150$160$450$150$399
Release20162018201820172020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a24 hours to 10 days7 days7 daysNot yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320128 x 128240 x 240128 x 36384 x 480
Size1.63 inches or 1.45 inchNA1.2 inches1.4 inches40mm
Touch
TypeAMOLEDNAMIPOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor5 ATM
Water ResistanceIP67IP675 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearKoodOSWatchOS 5
Apps
Music

All Wearables