Fitbit One vs. Michael Kors Grayson vs. Fitbit Charge HR vs. Fitbit Flex vs. Garmin Instinct vs. Michael Kors Grayson

 
One
Grayson
Charge HR
Flex
Instinct
Grayson
 FitbitOneRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitCharge HRRemove Buy NowFitbitFlexRemove Buy NowGarminInstinctRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$100$350$150$100$300$350
Release201220182015201320182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days24 hours5 days5 days14 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a453 x 454NANA128 x 128453x454
Sizen/a1.39 inchesNANA0.9 inches1.39 inches
TouchNANA
TypeOLEDAMOLEDOLEDLEDOMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast Resistant1 ATM1 ATM1 ATM10 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearNANAAndroid Wear
Apps
Music

All Wearables