Fitbit Alta vs. Polar M430 vs. Amazfit Cor vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Fitbit Sense 2

 
Alta
M430
Cor
Grayson
Grayson
Sense 2
 FitbitAltaRemove Buy NowPolarM430Remove Buy NowAmazfitCorRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$130$255$79.99$350$350$300
Release201620172018201820182022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days30 hours12 days24 hours24 hours6 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128x12880 x 160453 x 454453x454336x336
Sizen/a1.4 inch1.23 inches1.39 inches1.39 inches1.59 inches
Touchn/a
TypeOLEDLCDIPS LCDAMOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aWR305 ATM1 ATM1 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aAndroid WearAndroid Wear
Apps
Music

All Wearables