Polar M430 vs. Amazfit Cor vs. Michael Kors Grayson vs. Pebble Time 2 vs. Sony SmartBand vs. Michael Kors Grayson

 
M430
Cor
Grayson
Time 2
SmartBand
Grayson
 PolarM430Remove Buy NowAmazfitCorRemove Buy NowMichael KorsGraysonRemove Buy NowPebbleTime 2Remove Buy NowSonySmartBandRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$255$79.99$350$199$100$350
Release201720182018201620142018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration30 hours12 days24 hours10 days5 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

ColorNA
Resolution128x12880 x 160453 x 454NANA453x454
Size1.4 inch1.23 inches1.39 inchesNANA1.39 inches
TouchNA
TypeLCDIPS LCDAMOLEDe-paperNAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceWR305 ATM1 ATM3 ATMIP581 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearPebble OSNAAndroid Wear
Apps
Music

All Wearables