Fitbit Alta vs. Garmin 645 Music vs. Garmin Chronos vs. Fitbit Charge vs. Michael Kors Access Sofie HR

 
Alta
645 Music
Chronos
Charge
Access Sofie HR
 FitbitAltaRemove Buy NowGarmin645 MusicRemove Buy NowGarminChronosRemove Buy NowFitbitChargeRemove Buy NowMichael KorsAccess Sofie HRRemove Buy Now

Basic Info

Suggested Price$130$450$1500$130$395
Release20162018201820142019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days7 days8 days7-10 days2 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240218 x 218NA390 x 390
Sizen/a1.2 inches1.2 inchesNA1.19 inches
Touchn/aNA
TypeOLEDMIPMIPOLEDOMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM10 ATM1 ATM0.3 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aWear OSNAWear OS
Apps
Music

All Wearables