Amazfit Cor vs. Garmin 645 Music vs. Fitbit Alta HR vs. Apple Watch Series 5 vs. Apple Watch 7

 
Cor
645 Music
Alta HR
Watch Series 5
Watch 7
 AmazfitCorRemove Buy NowGarmin645 MusicRemove Buy NowFitbitAlta HRRemove Buy NowAppleWatch Series 5Remove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$79.99$450$150$329$429
Release20182018201720192021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration12 days7 days7 daysNot Yet18 Hours
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution80 x 160240 x 240128 x 36384 x 480396 x 484
Size1.23 inches1.2 inches1.4 inches1.78 Inches1.9 inches
Touch
TypeIPS LCDMIPOLEDMicroLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMNot Yetwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 5WatchOS 8
Apps
Music

All Wearables