ASUS ZenWatch 2 vs. Fitbit Charge 2 vs. Diesel On Full Guard 2.5 vs. Amazfit T-Rex vs. Apple Watch 8

 
ZenWatch 2
Charge 2
On Full Guard 2.5
T-Rex
Watch 8
 ASUSZenWatch 2Remove Buy NowFitbitCharge 2Remove Buy NowDieselOn Full Guard 2.5Remove Buy NowAmazfitT-RexRemove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$150$150$325$140$499
Release20162016201820192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a5 days4 days20 days18 hrs
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/a454x454360 x 360340 x 272 or 390 x 312
Size1.63 inches or 1.45 inchn/a1.39 inches1.3 inches1.5 inches or 1.65 inches
Touchn/a
TypeAMOLEDOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67n/a3 ATM5 ATM5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/aWear OSBuild-inWatchOS 9
Apps
Music

All Wearables