ASUS ZenWatch 2 vs. ASUS ZenWatch 3 vs. Fitbit Alta HR vs. Garmin Vivosmart 4 vs. Apple Series 6

 
ZenWatch 2
ZenWatch 3
Alta HR
Vivosmart 4
Series 6
 ASUSZenWatch 2Remove Buy NowASUSZenWatch 3Remove Buy NowFitbitAlta HRRemove Buy NowGarminVivosmart 4Remove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$150$229$150$130$399
Release20162017201720182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a48 hours7 days7 daysNot yet
Rechargeable

Compatibility

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

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320400 x 400128 x 3648 x 128384 x 480
Size1.63 inches or 1.45 inch1.39 inches1.4 inches0.74 inches40mm
Touch
TypeAMOLEDAMOLEDOLEDOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water ResistanceIP675 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearAndroid Wear 2WatchOS 5
Apps
Music

All Wearables