ASUS ZenWatch 2 vs. Amazfit Stratos vs. Fitbit Alta HR vs. Diesel On Full Guard 2.5 vs. Amazfit T-Rex

 
ZenWatch 2
Stratos
Alta HR
On Full Guard 2.5
T-Rex
 ASUSZenWatch 2Remove Buy NowAmazfitStratosRemove Buy NowFitbitAlta HRRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$150$199$150$325$140
Release20162018201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a5 days7 days4 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320320 x 300128 x 36454x454360 x 360
Size1.63 inches or 1.45 inch1.34 inches1.4 inches1.39 inches1.3 inches
Touch
TypeAMOLEDOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM3 ATM5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearProprietaryWear OSBuild-in
Apps
Music

All Wearables