Fitbit Alta vs. Garmin Forerunner 935 vs. Polar M430 vs. Michael Kors Grayson vs. Garmin Vivofit 4 vs. Michael Kors Grayson

 
Alta
Forerunner 935
M430
Grayson
Vivofit 4
Grayson
 FitbitAltaRemove Buy NowGarminForerunner 935Remove Buy NowPolarM430Remove Buy NowMichael KorsGraysonRemove Buy NowGarminVivofit 4Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$130$500$255$350$79.95$350
Release201620172017201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 daysUp to 2 weeks30 hours24 hours1 year24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240128x128453 x 45488 x 88453x454
Sizen/a1.2 inches1.4 inch1.39 inchesNA1.39 inches
Touchn/a
TypeOLEDLCDLCDAMOLEDNAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATMWR301 ATM5 ATM1 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aAndroid WearAndroid Wear
Apps
Music

All Wearables