Amazfit Cor vs. Michael Kors Grayson vs. Polar A370 vs. LG G Watch R vs. Michael Kors Grayson vs. Xiaomi Mi Band 4

 
Cor
Grayson
A370
G Watch R
Grayson
Mi Band 4
 AmazfitCorRemove Buy NowMichael KorsGraysonRemove Buy NowPolarA370Remove Buy NowLGG Watch RRemove Buy NowMichael KorsGraysonRemove Buy NowXiaomiMi Band 4Remove Buy Now

Basic Info

Suggested Price$79.99$350$179.95$300$350$25
Release201820182017201420182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration12 days24 hoursUp to 3 days2 days24 hours20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution80 x 160453 x 454160 x 80320 x 320453x454120x240
Size1.23 inches1.39 inches1.18 inches1.3 inches1.39 inches0.95 inches
Touch
TypeIPS LCDAMOLEDTFT LCDP-OLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM1 ATMWR30IP671 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearAndroid WearAndroid WearAMAZFIT OS
Apps
Music

All Wearables