Casio G-Shock GBA800 vs. Garmin 645 Music vs. Fitbit Flex vs. Apple Watch Series 5 vs. Fitbit Inspire 3

 
G-Shock GBA800
645 Music
Flex
Watch Series 5
Inspire 3
 CasioG-Shock GBA800Remove Buy NowGarmin645 MusicRemove Buy NowFitbitFlexRemove Buy NowAppleWatch Series 5Remove Buy NowFitbitInspire 3Remove Buy Now

Basic Info

Suggested Price$120$450$100$329$100
Release20182018201320192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 years7 days5 daysNot Yet10 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240NA384 x 48032x18
Size1.2 inchesNA1.78 Inches46 inches
TouchNA
TypeMIPLEDMicroLEDAMOLED

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 SystemNAWatchOS 5
Apps
Music

All Wearables