Fitbit Flex 2 vs. Amazfit Cor vs. Asus VivoWatch vs. Casio G-Shock GBA800 vs. Jaybird Reign

 
Flex 2
Cor
VivoWatch
G-Shock GBA800
Reign
 FitbitFlex 2Remove Buy NowAmazfitCorRemove Buy NowAsusVivoWatchRemove Buy NowCasioG-Shock GBA800Remove Buy NowJaybirdReignRemove Buy Now

Basic Info

Suggested Price$100$79.99$160$120$150
Release20162018201820182015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days12 days24 hours to 10 days2 years5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a80 x 160128 x 128NA
Sizen/a1.23 inchesNANA
Touchn/aNA
TypeLEDIPS LCDNALED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIP6720 ATMNA

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aKoodOSNA
Apps
Music

All Wearables