ASUS ZenWatch 2 vs. Fitbit Charge vs. Garmin Vivofit 4 vs. Garmin Vivosmart 4 vs. Amazfit GTR

 
ZenWatch 2
Charge
Vivofit 4
Vivosmart 4
GTR
 ASUSZenWatch 2Remove Buy NowFitbitChargeRemove Buy NowGarminVivofit 4Remove Buy NowGarminVivosmart 4Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$150$130$79.95$130$199
Release20162014201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a7-10 days1 year7 days24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320NA88 x 8848 x 128454 x 454
Size1.63 inches or 1.45 inchNANA0.74 inches1.39 inches
TouchNA
TypeAMOLEDOLEDNAOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP671 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearNABuild-in
Apps
Music

All Wearables