Polar M600 vs. Polar Loop 2 vs. Casio WSD-F20A vs. Michael Kors Access Sofie vs. Sony SmartBand

 
M600
Loop 2
WSD-F20A
Access Sofie
SmartBand
 PolarM600Remove Buy NowPolarLoop 2Remove Buy NowCasioWSD-F20ARemove Buy NowMichael KorsAccess SofieRemove Buy NowSonySmartBandRemove Buy Now

Basic Info

Suggested Price$330$120$399$395$100
Release20162015201820172014

Activity & Fitness

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

Battery

Duration2 days8 days (without notifications)1 day1 day5 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/a320 x 320390 x 390 1.19 inchesNA
Size1.3 inchesn/a1.32 inchesNA
Touchn/aAMOLDEDNA
TypeTFTLEDLCDNA

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX82 ATM5 ATM1 ATMIP58

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aWear OSAndroid Wear 2.0NA
Apps
Music

All Wearables