ASUS ZenWatch 2 vs. Amazfit Cor vs. Fitbit Alta HR vs. Fitbit Charge vs. Apple Watch 7

 
ZenWatch 2
Cor
Alta HR
Charge
Watch 7
 ASUSZenWatch 2Remove Buy NowAmazfitCorRemove Buy NowFitbitAlta HRRemove Buy NowFitbitChargeRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$150$79.99$150$130$429
Release20162018201720142021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a12 days7 days7-10 days18 Hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 32080 x 160128 x 36NA396 x 484
Size1.63 inches or 1.45 inch1.23 inches1.4 inchesNA1.9 inches
TouchNA
TypeAMOLEDIPS LCDOLEDOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM1 ATMwater resistant but not waterproof

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearNAWatchOS 8
Apps
Music

All Wearables