Fitbit Flex 2 vs. ASUS ZenWatch 3 vs. LG Watch Sport vs. Amazfit GTR vs. HTC re Grip

 
Flex 2
ZenWatch 3
Watch Sport
GTR
re Grip
 FitbitFlex 2Remove Buy NowASUSZenWatch 3Remove Buy NowLGWatch SportRemove Buy NowAmazfitGTRRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$100$229$349$199$199
Release20162017201620192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days48 hours1.45 days24 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a400 x 400480 x 480454 x 454160 x 32
Sizen/a1.39 inches1.38 inches1.39 inches1.8 inches
Touchn/a
TypeLEDAMOLEDP-OLEDAMOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP685 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2Android Wear 2Build-inNA
Apps
Music

All Wearables