Asus ZenWatch vs. Casio G-Shock GBA800 vs. Fitbit Charge vs. Garmin Forerunner 45 vs. HTC re Grip

 
ZenWatch
G-Shock GBA800
Charge
Forerunner 45
re Grip
 AsusZenWatchRemove Buy NowCasioG-Shock GBA800Remove Buy NowFitbitChargeRemove Buy NowGarminForerunner 45Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$150$120$130$199$199
Release20142018201420192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

DurationNA2 years7-10 days7 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320NA208 x 208160 x 32
Size1.63 inchesNA1.04 inches1.8 inches
TouchNA
TypeAMOLEDOLEDLCDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP5520 ATM1 ATM5 ATMIP57

Notifications

Phone
EmailsNA
TextsNA

Software

Operating SystemAndroid WearNABuilt-inNA
Apps
Music

All Wearables