Garmin Vivosmart HR vs. Asus ZenWatch vs. Garmin 645 Music vs. Fitbit Alta HR vs. Fitbit Sense 2

 
Vivosmart HR
ZenWatch
645 Music
Alta HR
Sense 2
 GarminVivosmart HRRemove Buy NowAsusZenWatchRemove Buy NowGarmin645 MusicRemove Buy NowFitbitAlta HRRemove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$170$150$450$150$300
Release20152014201820172022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 daysNA7 days7 days6 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution160 x 68320 x 320240 x 240128 x 36336x336
Size1.08 inches1.63 inches1.2 inches1.4 inches1.59 inches
Touch
Typen/aAMOLEDMIPOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP555 ATM5 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/aAndroid Wear
Apps
Music

All Wearables