Michael Kors Grayson vs. Fitbit Flex vs. Michael Kors Grayson vs. Xiaomi Mi Band 4 vs. Huawei Band 3 Pro vs. Amazfit GTR

 
Grayson
Flex
Grayson
Mi Band 4
Band 3 Pro
GTR
 Michael KorsGraysonRemove Buy NowFitbitFlexRemove Buy NowMichael KorsGraysonRemove Buy NowXiaomiMi Band 4Remove Buy NowHuaweiBand 3 ProRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$350$100$350$25$70$199
Release201820132018201920182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration24 hours5 days24 hours20 days12 days24 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution453 x 454NA453x454120x240454 x 454454 x 454
Size1.39 inchesNA1.39 inches0.95 inches1.39 inches1.39 inches
TouchNA
TypeAMOLEDLEDAMOLEDAMOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance1 ATM1 ATM1 ATM5 ATMIP685 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearNAAndroid WearAMAZFIT OSAMAZFIT OSBuild-in
Apps
Music

All Wearables