Garmin Vivoactive HR vs. Garmin Vivosmart vs. Microsoft Band 2 vs. Garmin 645 Music vs. Michael Kors Grayson vs. Michael Kors Grayson

 
Vivoactive HR
Vivosmart
Band 2
645 Music
Grayson
Grayson
 GarminVivoactive HRRemove Buy NowGarminVivosmartRemove Buy NowMicrosoftBand 2Remove Buy NowGarmin645 MusicRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$250$170$250$450$350$350
Release201620142015201820182018

Activity & Fitness

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

Battery

Duration13 hours to 8 days7 days48 hours (without GPS)7 days24 hours24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution148 x 205128 x 16320 x 128240 x 240453 x 454453x454
Size1.38 inches1.41 inches1.36 inches1.2 inches1.39 inches1.39 inches
Touch
Typen/aOLEDCapacitative TFTMIPAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIPX75 ATM1 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aAndroid WearAndroid Wear
Apps
Music

All Wearables