Motorola Moto 360 Sport vs. Polar M400 vs. Garmin Vivosmart vs. Michael Kors Grayson vs. Fitbit Charge 3 vs. Michael Kors Grayson

 
Moto 360 Sport
M400
Vivosmart
Grayson
Charge 3
Grayson
 MotorolaMoto 360 SportRemove Buy NowPolarM400Remove Buy NowGarminVivosmartRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitCharge 3Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$199$200$170$350$150$350
Release201620142014201820182018

Activity & Fitness

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

Battery

Durationn/a8 hours to 30 days7 days24 hours7 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolutionn/an/a128 x 16453 x 45466 x 18453x454
Size1.37 inchesn/a1.41 inches1.39 inches.721 inches1.39 inches
Touch
TypeLCDn/aOLEDAMOLEDOLEDAMOLED

Functions

Audio Speakern/aAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistancen/a3 ATM5 ATM1 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/an/aAndroid WearNAAndroid Wear
Apps
Musicn/a

All Wearables