Garmin Vivosmart HR vs. Fitbit Ionic vs. Asus ZenWatch vs. Garmin 645 Music vs. Apple Watch Ultra

 
Vivosmart HR
Ionic
ZenWatch
645 Music
Watch Ultra
 GarminVivosmart HRRemove Buy NowFitbitIonicRemove Buy NowAsusZenWatchRemove Buy NowGarmin645 MusicRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$170$299$150$450$799
Release20152017201420182022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days4+ daysNA7 days36 hrs
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution160 x 68348x250320 x 320240 x 240502x410 pixels
Size1.08 inches1.421.63 inches1.2 inches1.92 inches
Touch
Typen/aOLEDAMOLEDMIP

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM50mIP555 ATM10 ATM (100 Meters)

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/aFitbit OSAndroid WearWatchOS 9
Apps
Music

All Wearables