Casio G-Shock GBA800 vs. Garmin 645 Music vs. Fitbit Alta HR vs. Fitbit Charge HR vs. Michael Kors Access Runway

 
G-Shock GBA800
645 Music
Alta HR
Charge HR
Access Runway
 CasioG-Shock GBA800Remove Buy NowGarmin645 MusicRemove Buy NowFitbitAlta HRRemove Buy NowFitbitCharge HRRemove Buy NowMichael KorsAccess RunwayRemove Buy Now

Basic Info

Suggested Price$120$450$150$150$350
Release20182018201720152018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 years7 days7 days5 days1 day
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240128 x 36NA390 x 390
Size1.2 inches1.4 inchesNA1.19 inches
TouchNA
TypeMIPOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance20 ATM5 ATM1 ATM3 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemNAWear OS
Apps
Music

All Wearables