Xiaomi Mi Band 2 vs. Garmin Vivoactive 3 vs. Michael Kors Grayson vs. Fitbit Flex vs. Michael Kors Grayson vs. Garmin Vivosmart 4

 
Mi Band 2
Vivoactive 3
Grayson
Flex
Grayson
Vivosmart 4
 XiaomiMi Band 2Remove Buy NowGarminVivoactive 3Remove Buy NowMichael KorsGraysonRemove Buy NowFitbitFlexRemove Buy NowMichael KorsGraysonRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$23$299$350$100$350$130
Release201620172018201320182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Stepsn/a
Swim

Battery

Duration20 hours7 days24 hours5 days24 hours7 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240453 x 454NA453x45448 x 128
Size0.42 inches1.2 inches1.39 inchesNA1.39 inches0.74 inches
TouchNA
TypeOLEDMIPAMOLEDLEDAMOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM1 ATM1 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearNAAndroid Wear
Apps
Music

All Wearables