Motorola Moto 360 (2nd Gen) vs. Fitbit Charge 2 vs. Garmin 645 Music vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Amazfit GTR

 
Moto 360 (2nd Gen)
Charge 2
645 Music
Grayson
Grayson
GTR
 MotorolaMoto 360 (2nd Gen)Remove Buy NowFitbitCharge 2Remove Buy NowGarmin645 MusicRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$300$150$450$350$350$199
Release201520162018201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration1.5 days5 days7 days24 hours24 hours24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution360 x 325 or 360 x 330n/a240 x 240453 x 454453x454454 x 454
Size1.37 inches or 1.56 inchesn/a1.2 inches1.39 inches1.39 inches1.39 inches
Touchn/a
TypeLCDOLEDMIPAMOLEDAMOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67n/a5 ATM1 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aAndroid WearAndroid WearBuild-in
Apps
Musicn/a

All Wearables