Polar M430 vs. Michael Kors Grayson vs. Polar Loop vs. Sony SmartBand vs. Michael Kors Access Sofie HR vs. Michael Kors Grayson

 
M430
Grayson
Loop
SmartBand
Access Sofie HR
Grayson
 PolarM430Remove Buy NowMichael KorsGraysonRemove Buy NowPolarLoopRemove Buy NowSonySmartBandRemove Buy NowMichael KorsAccess Sofie HRRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$255$350$100$100$395$350
Release201720182013201420192018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration30 hours24 hours5 days5 days2 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

ColorNA
Resolution128x128453 x 454NANA390 x 390453x454
Size1.4 inch1.39 inchesNANA1.19 inches1.39 inches
TouchNA
TypeLCDAMOLEDLEDNAOMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceWR301 ATM2 ATMIP580.3 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearNANAWear OSAndroid Wear
Apps
Music

All Wearables