Motorola Moto 360 (2nd Gen) vs. Polar M400 vs. Michael Kors Grayson vs. Fitbit Flex vs. Michael Kors Grayson vs. Misfit Vapor 2

 
Moto 360 (2nd Gen)
M400
Grayson
Flex
Grayson
Vapor 2
 MotorolaMoto 360 (2nd Gen)Remove Buy NowPolarM400Remove Buy NowMichael KorsGraysonRemove Buy NowFitbitFlexRemove Buy NowMichael KorsGraysonRemove Buy NowMisfitVapor 2Remove Buy Now

Basic Info

Suggested Price$300$200$350$100$350$250
Release201520142018201320182018

Activity & Fitness

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

Battery

Duration1.5 days8 hours to 30 days24 hours5 days24 hours1 day
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution360 x 325 or 360 x 330n/a453 x 454NA453x454454 x 454
Size1.37 inches or 1.56 inchesn/a1.39 inchesNA1.39 inches1.42 inches
TouchNA
TypeLCDn/aAMOLEDLEDAMOLEDAMOLED

Functions

Audio SpeakerBluetoothAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP673 ATM1 ATM1 ATM1 ATM3 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aAndroid WearNAAndroid WearWear OS
Apps
Musicn/a

All Wearables