Fitbit Alta vs. Polar M430 vs. Garmin 645 Music vs. Pebble Time 2 vs. Michael Kors Access Sofie HR

 
Alta
M430
645 Music
Time 2
Access Sofie HR
 FitbitAltaRemove Buy NowPolarM430Remove Buy NowGarmin645 MusicRemove Buy NowPebbleTime 2Remove Buy NowMichael KorsAccess Sofie HRRemove Buy Now

Basic Info

Suggested Price$130$255$450$199$395
Release20162017201820162019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days30 hours7 days10 days2 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128x128240 x 240NA390 x 390
Sizen/a1.4 inch1.2 inchesNA1.19 inches
Touchn/a
TypeOLEDLCDMIPe-paperOMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aWR305 ATM3 ATM0.3 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aPebble OSWear OS
Apps
Music

All Wearables