Casio G-Shock GBA800 vs. Fossil Explorist vs. Garmin 645 Music vs. Fitbit Charge HR vs. Amazfit GTS

 
G-Shock GBA800
Explorist
645 Music
Charge HR
GTS
 CasioG-Shock GBA800Remove Buy NowFossilExploristRemove Buy NowGarmin645 MusicRemove Buy NowFitbitCharge HRRemove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$120$255$450$150$150
Release20182018201820152019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 years24 hours7 days5 days14 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution454 x454240 x 240NA348 x 442
Size1.4 inches1.2 inchesNA1.65 inches
TouchNA
TypeAMOLEDMIPOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance20 ATMIP675 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWear OSNAWear OS
Apps
Music

All Wearables