Fitbit Alta vs. Garmin 645 Music vs. Fitbit Charge 3 vs. Pebble Core vs. Michael Kors Access Sofie HR

 
Alta
645 Music
Charge 3
Core
Access Sofie HR
 FitbitAltaRemove Buy NowGarmin645 MusicRemove Buy NowFitbitCharge 3Remove Buy NowPebbleCoreRemove Buy NowMichael KorsAccess Sofie HRRemove Buy Now

Basic Info

Suggested Price$130$450$150$99$395
Release20162018201820162019

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration5 days7 days7 daysNA2 days
Rechargeable

Compatibility

Android
iOSNA
Windows PhoneNA
MacNA
WindowsNot yetNA

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolutionn/a240 x 24066 x 18NA390 x 390
Sizen/a1.2 inches.721 inchesNA1.19 inches
Touchn/aNA
TypeOLEDMIPOLEDNAOMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM5 ATMNA0.3 ATM

Notifications

PhoneNA
Emailsn/aNA
TextsNA

Software

Operating Systemn/aNANAWear OS
Apps
Music

All Wearables