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

 
Vivosmart
Vivosmart HR
Ionic
645 Music
Watch Ultra
 GarminVivosmartRemove Buy NowGarminVivosmart HRRemove Buy NowFitbitIonicRemove Buy NowGarmin645 MusicRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$170$170$299$450$799
Release20142015201720182022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days5 days4+ days7 days36 hrs
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution128 x 16160 x 68348x250240 x 240502x410 pixels
Size1.41 inches1.08 inches1.421.2 inches1.92 inches
Touch
TypeOLEDn/aOLEDMIP

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM50m5 ATM10 ATM (100 Meters)

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aFitbit OSWatchOS 9
Apps
Music

All Wearables