ASUS ZenWatch 2 vs. Olio Model One vs. Fitbit Alta HR vs. Garmin Vivosmart HR Plus vs. Amazfit T-Rex

 
ZenWatch 2
Model One
Alta HR
Vivosmart HR Plus
T-Rex
 ASUSZenWatch 2Remove Buy NowOlioModel OneRemove Buy NowFitbitAlta HRRemove Buy NowGarminVivosmart HR PlusRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$150$595$150$179$140
Release20162015201720172019

Activity & Fitness

Caloriesn/a
Cycling (Bicycling)n/a
Distancen/a
Heartn/a
Oxygenn/a
Sleepn/a
Stepsn/a
Swimn/a

Battery

Durationn/a2 days7 days5 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPSn/a
NFCn/a
Wi-Fi

Display

Color
Resolution320 x 320n/a128 x 36160 x 68360 x 360
Size1.63 inches or 1.45 inchn/a1.4 inches0.5 inches x 0.8 inches1.3 inches
Touch
TypeAMOLEDn/aOLEDLCDAMOLED

Functions

Audio Speakern/a
Clock
Phonen/a
Vibrationn/a
Voice

Hardware

Accelerometern/a
Barometer or Altimetern/a
Ultraviolet Sensor
Water ResistanceIP675 ATM5 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/aNABuild-in
Appsn/a
Music

All Wearables