Garmin Vivosmart HR vs. ASUS ZenWatch 3 vs. Fitbit Alta HR vs. Pebble Core vs. Amazfit T-Rex

 
Vivosmart HR
ZenWatch 3
Alta HR
Core
T-Rex
 GarminVivosmart HRRemove Buy NowASUSZenWatch 3Remove Buy NowFitbitAlta HRRemove Buy NowPebbleCoreRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$170$229$150$99$140
Release20152017201720162019

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration5 days48 hours7 daysNA20 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNA
Macn/aNA
Windowsn/aNA

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution160 x 68400 x 400128 x 36NA360 x 360
Size1.08 inches1.39 inches1.4 inchesNA1.3 inches
TouchNA
Typen/aAMOLEDOLEDNAAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMNA5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aAndroid Wear 2NABuild-in
Apps
Music

All Wearables