Fitbit Ionic vs. Garmin Forerunner 235 vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Garmin Vivosmart 4

 
Ionic
Forerunner 235
Grayson
Grayson
Vivosmart 4
 FitbitIonicRemove Buy NowGarminForerunner 235Remove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$299$299.99$350$350$130
Release20172017201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days9 days24 hours24 hours7 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250215 x 180453 x 454453x45448 x 128
Size1.421.23 inches1.39 inches1.39 inches0.74 inches
Touch
TypeOLEDMIPAMOLEDAMOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50m5 ATM1 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSAndroid WearAndroid Wear
Apps
Music

All Wearables