Fitbit One vs. Amazfit Cor vs. Asus ZenWatch vs. Amazfit GTS vs. Amazfit T-Rex

 
One
Cor
ZenWatch
GTS
T-Rex
 FitbitOneRemove Buy NowAmazfitCorRemove Buy NowAsusZenWatchRemove Buy NowAmazfitGTSRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$100$79.99$150$150$140
Release20122018201420192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days12 daysNA14 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a80 x 160320 x 320348 x 442360 x 360
Sizen/a1.23 inches1.63 inches1.65 inches1.3 inches
Touch
TypeOLEDIPS LCDAMOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast Resistant5 ATMIP555 ATM5 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/aAndroid WearWear OSBuild-in
Apps
Music

All Wearables