ASUS ZenWatch 2 vs. Fitbit Flex 2 vs. Samsung Gear Fit2 vs. Fitbit Charge 3 vs. Amazfit T-Rex

 
ZenWatch 2
Flex 2
Gear Fit2
Charge 3
T-Rex
 ASUSZenWatch 2Remove Buy NowFitbitFlex 2Remove Buy NowSamsungGear Fit2Remove Buy NowFitbitCharge 3Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$150$100$180$150$140
Release20162016201620182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a5 days3-4 days7 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Macn/an/a
Windowsn/an/aNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorn/a
Resolution320 x 320n/a432 x 21666 x 18360 x 360
Size1.63 inches or 1.45 inchn/a1.5 inches.721 inches1.3 inches
Touchn/a
TypeAMOLEDLEDSuper AMOLEDOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATMIP685 ATM5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/aTizenNABuild-in
Apps
Music

All Wearables