Fitbit One vs. Apple Watch vs. Michael Kors Grayson vs. Fitbit Flex vs. Garmin Vivosmart 3 vs. Michael Kors Grayson

 
One
Watch
Grayson
Flex
Vivosmart 3
Grayson
 FitbitOneRemove Buy NowAppleWatchRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitFlexRemove Buy NowGarminVivosmart 3Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$100$349$350$100$139.99$350
Release201220152018201320172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days18 hours24 hours5 days5 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312453 x 454NA64 x 128453x454
Sizen/a1.5 inches or 1.65 inches1.39 inchesNANA1.39 inches
TouchNA
TypeOLEDAMOLEDAMOLEDLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast ResistantIPX71 ATM1 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OSAndroid WearNAAndroid Wear
Apps
Music

All Wearables