Garmin Vivosmart HR vs. Amazfit Cor vs. Garmin 645 Music vs. Fitbit Inspire HR vs. Apple Watch Ultra

 
Vivosmart HR
Cor
645 Music
Inspire HR
Watch Ultra
 GarminVivosmart HRRemove Buy NowAmazfitCorRemove Buy NowGarmin645 MusicRemove Buy NowFitbitInspire HRRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$170$79.99$450$99$799
Release20152018201820192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days12 days7 days5 days36 hrs
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution160 x 6880 x 160240 x 240139 x 60502x410 pixels
Size1.08 inches1.23 inches1.2 inches1.4 inches1.92 inches
Touch
Typen/aIPS LCDMIPOLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSWatchOS 9
Apps
Music

All Wearables