Fitbit Flex 2 vs. Amazfit Cor vs. Garmin Vivofit 4 vs. Fitbit Inspire HR vs. Amazfit GTR

 
Flex 2
Cor
Vivofit 4
Inspire HR
GTR
 FitbitFlex 2Remove Buy NowAmazfitCorRemove Buy NowGarminVivofit 4Remove Buy NowFitbitInspire HRRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$100$79.99$79.95$99$199
Release20162018201820192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days12 days1 year5 days24 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a80 x 16088 x 88139 x 60454 x 454
Sizen/a1.23 inchesNA1.4 inches1.39 inches
Touchn/a
TypeLEDIPS LCDNAOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSBuild-in
Apps
Music

All Wearables