ASUS ZenWatch 2 vs. Withings Activite Sapphire vs. Asus ZenWatch vs. Fitbit Charge vs. Garmin Vivosmart 4

 
ZenWatch 2
Activite Sapphire
ZenWatch
Charge
Vivosmart 4
 ASUSZenWatch 2Remove Buy NowWithingsActivite SapphireRemove Buy NowAsusZenWatchRemove Buy NowFitbitChargeRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$150$450$150$130$130
Release20162014201420142018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a8 monthsNA7-10 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/a320 x 320NA48 x 128
Size1.63 inches or 1.45 inch1.3 inches1.63 inchesNA0.74 inches
TouchNA
TypeAMOLEDAnalogAMOLEDOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATMIP551 ATM5 ATM

Notifications

Phone
Emailsn/aNA
Textsn/aNA

Software

Operating SystemAndroid Wearn/aAndroid WearNA
Apps
Music

All Wearables