Fitbit Alta vs. Pebble Core vs. Polar A370 vs. Garmin Forerunner 45 vs. Michael Kors Access Sofie HR

 
Alta
Core
A370
Forerunner 45
Access Sofie HR
 FitbitAltaRemove Buy NowPebbleCoreRemove Buy NowPolarA370Remove Buy NowGarminForerunner 45Remove Buy NowMichael KorsAccess Sofie HRRemove Buy Now

Basic Info

Suggested Price$130$99$179.95$199$395
Release20162016201720192019

Activity & Fitness

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

Battery

Duration5 daysNAUp to 3 days7 days2 days
Rechargeable

Compatibility

Android
iOSNA
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/aNA160 x 80208 x 208390 x 390
Sizen/aNA1.18 inches1.04 inches1.19 inches
Touchn/aNA
TypeOLEDNATFT LCDLCDOMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aNAWR305 ATM0.3 ATM

Notifications

PhoneNA
Emailsn/aNA
TextsNA

Software

Operating Systemn/aNABuilt-inWear OS
Apps
Music

All Wearables