Fitbit Alta vs. Garmin Fenix 5 vs. Garmin 645 Music vs. Garmin Chronos vs. Apple Series 6

 
Alta
Fenix 5
645 Music
Chronos
Series 6
 FitbitAltaRemove Buy NowGarminFenix 5Remove Buy NowGarmin645 MusicRemove Buy NowGarminChronosRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$130$599.99$450$1500$399
Release20162017201820182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days2 Weeks7 days8 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240240 x 240218 x 218384 x 480
Sizen/a1.2 inches1.2 inches1.2 inches40mm
Touchn/a
TypeOLEDnaMIPMIPMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistancen/a10 ATM5 ATM10 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aWear OSWatchOS 5
Apps
Music

All Wearables