Polar M400 vs. Garmin Vivofit 3 vs. Misfit Flash Link vs. Diesel On Full Guard vs. Michael Kors Grayson vs. Michael Kors Grayson

 
M400
Vivofit 3
Flash Link
On Full Guard
Grayson
Grayson
 PolarM400Remove Buy NowGarminVivofit 3Remove Buy NowMisfitFlash LinkRemove Buy NowDieselOn Full GuardRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$200$100$20$325$350$350
Release201420162015201720182018

Activity & Fitness

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

Battery

Duration8 hours to 30 days1 year6 months1 day24 hours24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a64 x 64n/a454 x 454453 x 454453x454
Sizen/a0.55 inchesn/a1.4 inches1.39 inches1.39 inches
Touchn/a
Typen/an/an/aOMOLEDAMOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aAndroid Wear 2.0Android WearAndroid Wear
Apps
Music

All Wearables