ASUS ZenWatch 2 vs. Fitbit Alta HR vs. Michael Kors Access Sofie HR vs. Amazfit T-Rex vs. Garmin VivoActive 4

 
ZenWatch 2
Alta HR
Access Sofie HR
T-Rex
VivoActive 4
 ASUSZenWatch 2Remove Buy NowFitbitAlta HRRemove Buy NowMichael KorsAccess Sofie HRRemove Buy NowAmazfitT-RexRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$150$150$395$140$349
Release20162017201920192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a7 days2 days20 days8 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320128 x 36390 x 390360 x 360260 x 260
Size1.63 inches or 1.45 inch1.4 inches1.19 inches1.3 inches1.3ionches
Touch
TypeAMOLEDOLEDOMOLEDAMOLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP670.3 ATM5 ATM5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearWear OSBuild-inWear OS
Apps
Music

All Wearables