Fitbit Alta vs. Fitbit Flex 2 vs. Amazfit Cor vs. Asus VivoWatch vs. Fitbit Charge 3

 
Alta
Flex 2
Cor
VivoWatch
Charge 3
 FitbitAltaRemove Buy NowFitbitFlex 2Remove Buy NowAmazfitCorRemove Buy NowAsusVivoWatchRemove Buy NowFitbitCharge 3Remove Buy Now

Basic Info

Suggested Price$130$100$79.99$160$150
Release20162016201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days12 days24 hours to 10 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNANot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorn/a
Resolutionn/an/a80 x 160128 x 12866 x 18
Sizen/an/a1.23 inchesNA.721 inches
Touchn/an/a
TypeOLEDLEDIPS LCDNAOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistancen/a5 ATM5 ATMIP675 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aKoodOSNA
Apps
Music

All Wearables