ASUS ZenWatch 2 vs. Casio G-Shock GBA800 vs. Garmin 645 Music vs. Garmin Chronos vs. Fitbit Flex

 
ZenWatch 2
G-Shock GBA800
645 Music
Chronos
Flex
 ASUSZenWatch 2Remove Buy NowCasioG-Shock GBA800Remove Buy NowGarmin645 MusicRemove Buy NowGarminChronosRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$150$120$450$1500$100
Release20162018201820182013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a2 years7 days8 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320240 x 240218 x 218NA
Size1.63 inches or 1.45 inch1.2 inches1.2 inchesNA
TouchNA
TypeAMOLEDMIPMIPLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP6720 ATM5 ATM10 ATM1 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearWear OSNA
Apps
Music

All Wearables