Polar M600 vs. Polar Loop 2 vs. Sony SmartBand vs. Michael Kors Access Sofie HR

 
M600
Loop 2
SmartBand
Access Sofie HR
 PolarM600Remove Buy NowPolarLoop 2Remove Buy NowSonySmartBandRemove Buy NowMichael KorsAccess Sofie HRRemove Buy Now

Basic Info

Suggested Price$330$120$100$395
Release2016201520142019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days8 days (without notifications)5 days2 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

ColorNA
Resolution240 x 240n/aNA390 x 390
Size1.3 inchesn/aNA1.19 inches
Touchn/aNA
TypeTFTLEDNAOMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX82 ATMIP580.3 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aNAWear OS
Apps
Music

All Wearables