Fitbit Flex 2 vs. Fitbit Charge HR vs. LG G Watch R vs. Huawei Band 3 Pro vs. Amazfit T-Rex

 
Flex 2
Charge HR
G Watch R
Band 3 Pro
T-Rex
 FitbitFlex 2Remove Buy NowFitbitCharge HRRemove Buy NowLGG Watch RRemove Buy NowHuaweiBand 3 ProRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$100$150$300$70$140
Release20162015201420182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days2 days12 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNAn/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/aNA320 x 320454 x 454360 x 360
Sizen/aNA1.3 inches1.39 inches1.3 inches
Touchn/aNA
TypeLEDOLEDP-OLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM1 ATMIP67IP685 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNAAndroid WearAMAZFIT OSBuild-in
Apps
Music

All Wearables