Casio G-Shock GBA800 vs. Fitbit Charge 3 vs. Fitbit Flex vs. Apple Watch Series 5 vs. Amazfit GTR

 
G-Shock GBA800
Charge 3
Flex
Watch Series 5
GTR
 CasioG-Shock GBA800Remove Buy NowFitbitCharge 3Remove Buy NowFitbitFlexRemove Buy NowAppleWatch Series 5Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$120$150$100$329$199
Release20182018201320192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 years7 days5 daysNot Yet24 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
WindowsNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution66 x 18NA384 x 480454 x 454
Size.721 inchesNA1.78 Inches1.39 inches
TouchNA
TypeOLEDLEDMicroLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance20 ATM5 ATM1 ATMNot Yet5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemNANAWatchOS 5Build-in
Apps
Music

All Wearables