Fitbit Ionic vs. Michael Kors Grayson vs. Garmin Vivosmart HR Plus vs. Michael Kors Grayson vs. Xiaomi Mi Band 4

 
Ionic
Grayson
Vivosmart HR Plus
Grayson
Mi Band 4
 FitbitIonicRemove Buy NowMichael KorsGraysonRemove Buy NowGarminVivosmart HR PlusRemove Buy NowMichael KorsGraysonRemove Buy NowXiaomiMi Band 4Remove Buy Now

Basic Info

Suggested Price$299$350$179$350$25
Release20172018201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days24 hours5 days24 hours20 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250453 x 454160 x 68453x454120x240
Size1.421.39 inches0.5 inches x 0.8 inches1.39 inches0.95 inches
Touch
TypeOLEDAMOLEDLCDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50m1 ATM5 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSAndroid WearNAAndroid WearAMAZFIT OS
Apps
Music

All Wearables