Garmin Vivosmart HR vs. ASUS ZenWatch 3 vs. Casio G-Shock GBA800 vs. Garmin 645 Music vs. Fitbit Charge HR

 
Vivosmart HR
ZenWatch 3
G-Shock GBA800
645 Music
Charge HR
 GarminVivosmart HRRemove Buy NowASUSZenWatch 3Remove Buy NowCasioG-Shock GBA800Remove Buy NowGarmin645 MusicRemove Buy NowFitbitCharge HRRemove Buy Now

Basic Info

Suggested Price$170$229$120$450$150
Release20152017201820182015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days48 hours2 years7 days5 days
Rechargeable

Compatibility

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

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution160 x 68400 x 400240 x 240NA
Size1.08 inches1.39 inches1.2 inchesNA
TouchNA
Typen/aAMOLEDMIPOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM20 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2NA
Apps
Music

All Wearables