Fitbit Surge vs. Polar Loop 2 vs. Amazfit Cor vs. Michael Kors Grayson vs. Fitbit Versa 2 vs. Michael Kors Grayson

 
Surge
Loop 2
Cor
Grayson
Versa 2
Grayson
 FitbitSurgeRemove Buy NowPolarLoop 2Remove Buy NowAmazfitCorRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitVersa 2Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$250$120$79.99$350$199$350
Release201620152018201820192018

Activity & Fitness

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

Battery

Duration7 days8 days (without notifications)12 days24 hours5 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a80 x 160453 x 454300 x 300453x454
Size1.26 inchesn/a1.23 inches1.39 inches1.34 inches1.39 inches
Touch
TypeMonochrome LCDLEDIPS LCDAMOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM2 ATM5 ATM1 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid WearBuild-inAndroid Wear
Apps
Music

All Wearables