Polar Loop 2 vs. Amazfit Cor vs. Michael Kors Access Sofie vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Apple Watch 7

 
Loop 2
Cor
Access Sofie
Grayson
Grayson
Watch 7
 PolarLoop 2Remove Buy NowAmazfitCorRemove Buy NowMichael KorsAccess SofieRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$120$79.99$395$350$350$429
Release201520182017201820182021

Activity & Fitness

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

Battery

Duration8 days (without notifications)12 days1 day24 hours24 hours18 Hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a80 x 160390 x 390 1.19 inches453 x 454453x454396 x 484
Sizen/a1.23 inches1.39 inches1.39 inches1.9 inches
TouchAMOLDED
TypeLEDIPS LCDAMOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM5 ATM1 ATM1 ATM1 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2.0Android WearAndroid WearWatchOS 8
Apps
Music

All Wearables