Polar M400 vs. Michael Kors Grayson vs. Motorola Moto 360 (1st Gen) vs. Michael Kors Grayson vs. Misfit Vapor 2 vs. Fitbit Sense 2

 
M400
Grayson
Moto 360 (1st Gen)
Grayson
Vapor 2
Sense 2
 PolarM400Remove Buy NowMichael KorsGraysonRemove Buy NowMotorolaMoto 360 (1st Gen)Remove Buy NowMichael KorsGraysonRemove Buy NowMisfitVapor 2Remove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$200$350$150$350$250$300
Release201420182014201820182022

Activity & Fitness

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

Battery

Duration8 hours to 30 days24 hours1 day24 hours1 day6 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a453 x 454320 x 260453x454454 x 454336x336
Sizen/a1.39 inches1.56 inches1.39 inches1.42 inches1.59 inches
Touch
Typen/aAMOLEDLCDAMOLEDAMOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM1 ATMIP671 ATM3 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearAndroid WearAndroid WearWear OS
Apps
MusicNA

All Wearables