ASUS ZenWatch 2 vs. Diesel On Full Guard vs. Fitbit Flex vs. Amazfit GTS vs. Amazfit T-Rex

 
ZenWatch 2
On Full Guard
Flex
GTS
T-Rex
 ASUSZenWatch 2Remove Buy NowDieselOn Full GuardRemove Buy NowFitbitFlexRemove Buy NowAmazfitGTSRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$150$325$100$150$140
Release20162017201320192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a1 day5 days14 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320454 x 454NA348 x 442360 x 360
Size1.63 inches or 1.45 inch1.4 inchesNA1.65 inches1.3 inches
TouchNA
TypeAMOLEDOMOLEDLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67IP671 ATM5 ATM5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearAndroid Wear 2.0NAWear OSBuild-in
Apps
Music

All Wearables