ASUS ZenWatch 2 vs. ASUS ZenWatch 3 vs. Casio G-Shock GBA800 vs. Garmin 645 Music vs. Fitbit Sense 2

 
ZenWatch 2
ZenWatch 3
G-Shock GBA800
645 Music
Sense 2
 ASUSZenWatch 2Remove Buy NowASUSZenWatch 3Remove Buy NowCasioG-Shock GBA800Remove Buy NowGarmin645 MusicRemove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$150$229$120$450$300
Release20162017201820182022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a48 hours2 years7 days6 days
Rechargeable

Compatibility

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

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320400 x 400240 x 240336x336
Size1.63 inches or 1.45 inch1.39 inches1.2 inches1.59 inches
Touch
TypeAMOLEDAMOLEDMIPAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP6720 ATM5 ATM5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearAndroid Wear 2
Apps
Music

All Wearables