Fitbit Flex 2 vs. LG Watch Sport vs. Asus ZenWatch vs. Fitbit Charge 3 vs. Amazfit GTR

 
Flex 2
Watch Sport
ZenWatch
Charge 3
GTR
 FitbitFlex 2Remove Buy NowLGWatch SportRemove Buy NowAsusZenWatchRemove Buy NowFitbitCharge 3Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$100$349$150$150$199
Release20162016201420182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days1.45 daysNA7 days24 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNANot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorn/a
Resolutionn/a480 x 480320 x 32066 x 18454 x 454
Sizen/a1.38 inches1.63 inches.721 inches1.39 inches
Touchn/a
TypeLEDP-OLEDAMOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP68IP555 ATM5 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/aAndroid Wear 2Android WearNABuild-in
Apps
Music

All Wearables