Fitbit Zip vs. Garmin Vivosmart HR vs. Polar M430 vs. Michael Kors Grayson vs. Garmin Vivofit 4 vs. Michael Kors Grayson

 
Zip
Vivosmart HR
M430
Grayson
Vivofit 4
Grayson
 FitbitZipRemove Buy NowGarminVivosmart HRRemove Buy NowPolarM430Remove Buy NowMichael KorsGraysonRemove Buy NowGarminVivofit 4Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$60$170$255$350$79.95$350
Release201220152017201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration6 months5 days30 hours24 hours1 year24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a160 x 68128x128453 x 45488 x 88453x454
Sizen/a1.08 inches1.4 inch1.39 inchesNA1.39 inches
Touch
Typen/an/aLCDAMOLEDNAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplash Resistant5 ATMWR301 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid WearAndroid Wear
Apps
Music

All Wearables