Polar Loop 2 vs. Sony SmartBand Talk vs. Garmin 645 Music vs. Michael Kors Grayson vs. Microsoft Band vs. Michael Kors Grayson

 
Loop 2
SmartBand Talk
645 Music
Grayson
Band
Grayson
 PolarLoop 2Remove Buy NowSonySmartBand TalkRemove Buy NowGarmin645 MusicRemove Buy NowMichael KorsGraysonRemove Buy NowMicrosoftBandRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$120$170$450$350$200$350
Release201520142018201820142018

Activity & Fitness

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

Battery

Duration8 days (without notifications)3 days7 days24 hours2 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a296 x 128240 x 240453 x 454320 x 106453x454
Sizen/a1.4 inches1.2 inches1.39 inches1.37 inches1.39 inches
Touch
TypeLEDE InkMIPAMOLEDCapacitative TFTAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATMIP685 ATM1 ATMIP671 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearAndroid WearNAAndroid Wear
Apps
Music

All Wearables