ASUS ZenWatch 2 vs. Fitbit Charge HR vs. Diesel On Full Guard 2.5 vs. Amazfit GTR vs. Apple Watch 7

 
ZenWatch 2
Charge HR
On Full Guard 2.5
GTR
Watch 7
 ASUSZenWatch 2Remove Buy NowFitbitCharge HRRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowAmazfitGTRRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$150$150$325$199$429
Release20162015201820192021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a5 days4 days24 days18 Hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320NA454x454454 x 454396 x 484
Size1.63 inches or 1.45 inchNA1.39 inches1.39 inches1.9 inches
TouchNA
TypeAMOLEDOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP671 ATM3 ATM5 ATMwater resistant but not waterproof

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearNAWear OSBuild-inWatchOS 8
Apps
Music

All Wearables