Apple Watch Series 2 vs. Amazfit Cor vs. Casio G-Shock GBA800 vs. Garmin 645 Music vs. Fitbit Charge HR

 
Watch Series 2
Cor
G-Shock GBA800
645 Music
Charge HR
 AppleWatch Series 2Remove Buy NowAmazfitCorRemove Buy NowCasioG-Shock GBA800Remove Buy NowGarmin645 MusicRemove Buy NowFitbitCharge HRRemove Buy Now

Basic Info

Suggested Price$269$79.99$120$450$150
Release20162018201820182015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours12 days2 years7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 31280 x 160240 x 240NA
Size1.5 inches or 1.65 inches1.23 inches1.2 inchesNA
TouchNA
TypeAMOLEDIPS LCDMIPOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5ATM5 ATM20 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatch OSNA
Apps
Music

All Wearables