ASUS ZenWatch 2 vs. Polar Loop 2 vs. Fitbit Versa vs. Samsung Gear 2 vs. Amazfit T-Rex

 
ZenWatch 2
Loop 2
Versa
Gear 2
T-Rex
 ASUSZenWatch 2Remove Buy NowPolarLoop 2Remove Buy NowFitbitVersaRemove Buy NowSamsungGear 2Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$150$120$199.99$300$140
Release20162015201820142019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
StepsNA
Swim

Battery

Durationn/a8 days (without notifications)4 days2-3 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
Macn/an/aNA
Windowsn/an/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/a300 x300320 x 320360 x 360
Size1.63 inches or 1.45 inchn/a1.34 inches1.63 inches1.3 inches
Touch
TypeAMOLEDLEDOLEDSuper AMOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP672 ATM5 ATMIP675 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/aTizen OSBuild-in
Apps
Music

All Wearables