Casio G-Shock GBA800 vs. Garmin 645 Music vs. Garmin Chronos vs. Fitbit Flex vs. Jawbone UP4

 
G-Shock GBA800
645 Music
Chronos
Flex
UP4
 CasioG-Shock GBA800Remove Buy NowGarmin645 MusicRemove Buy NowGarminChronosRemove Buy NowFitbitFlexRemove Buy NowJawboneUP4Remove Buy Now

Basic Info

Suggested Price$120$450$1500$100$200
Release20182018201820132015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 years7 days8 days5 daysNA
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240218 x 218NANA
Size1.2 inches1.2 inchesNANA
TouchNANA
TypeMIPMIPLEDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance20 ATM5 ATM10 ATM1 ATMNA

Notifications

Phone
Emails
Texts

Software

Operating SystemWear OSNANA
Apps
MusicNA

All Wearables