Garmin Fenix 5 vs. Casio G-Shock GBA800 vs. Garmin 645 Music vs. Fitbit Alta HR vs. Apple Series 6

 
Fenix 5
G-Shock GBA800
645 Music
Alta HR
Series 6
 GarminFenix 5Remove Buy NowCasioG-Shock GBA800Remove Buy NowGarmin645 MusicRemove Buy NowFitbitAlta HRRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$599.99$120$450$150$399
Release20172018201820172020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 Weeks2 years7 days7 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240240 x 240128 x 36384 x 480
Size1.2 inches1.2 inches1.4 inches40mm
Touch
TypenaMIPOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance10 ATM20 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 5
Apps
Music

All Wearables