Fitbit One vs. Fitbit Ionic vs. Garmin Chronos vs. Garmin Forerunner 235 vs. Michael Kors Grayson vs. Michael Kors Grayson

 
One
Ionic
Chronos
Forerunner 235
Grayson
Grayson
 FitbitOneRemove Buy NowFitbitIonicRemove Buy NowGarminChronosRemove Buy NowGarminForerunner 235Remove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$100$299$1500$299.99$350$350
Release201220172018201720182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days4+ days8 days9 days24 hours24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a348x250218 x 218215 x 180453 x 454453x454
Sizen/a1.421.2 inches1.23 inches1.39 inches1.39 inches
Touch
TypeOLEDOLEDMIPMIPAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast Resistant50m10 ATM5 ATM1 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSWear OSAndroid WearAndroid Wear
Apps
Music

All Wearables