Amazfit Cor vs. Asus VivoWatch vs. Casio WSD-F20A vs. Garmin 645 Music vs. Fitbit Charge 3

 
Cor
VivoWatch
WSD-F20A
645 Music
Charge 3
 AmazfitCorRemove Buy NowAsusVivoWatchRemove Buy NowCasioWSD-F20ARemove Buy NowGarmin645 MusicRemove Buy NowFitbitCharge 3Remove Buy Now

Basic Info

Suggested Price$79.99$160$399$450$150
Release20182018201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration12 days24 hours to 10 days1 day7 days7 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNANot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution80 x 160128 x 128320 x 320240 x 24066 x 18
Size1.23 inchesNA1.32 inches1.2 inches.721 inches
Touch
TypeIPS LCDNALCDMIPOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistance5 ATMIP675 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemKoodOSWear OSNA
Apps
Music

All Wearables