Fitbit Flex 2 vs. Amazfit Cor vs. Asus VivoWatch vs. Fitbit Charge 3 vs. Garmin Vivofit 4

 
Flex 2
Cor
VivoWatch
Charge 3
Vivofit 4
 FitbitFlex 2Remove Buy NowAmazfitCorRemove Buy NowAsusVivoWatchRemove Buy NowFitbitCharge 3Remove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$100$79.99$160$150$79.95
Release20162018201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days12 days24 hours to 10 days7 days1 year
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNANot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorn/a
Resolutionn/a80 x 160128 x 12866 x 1888 x 88
Sizen/a1.23 inchesNA.721 inchesNA
Touchn/a
TypeLEDIPS LCDNAOLEDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aKoodOSNA
Apps
Music

All Wearables