Michael Kors Grayson vs. Fitbit Flex vs. Jawbone UP2 vs. Michael Kors Grayson vs. Fitbit Inspire HR vs. Amazfit GTR

 
Grayson
Flex
UP2
Grayson
Inspire HR
GTR
 Michael KorsGraysonRemove Buy NowFitbitFlexRemove Buy NowJawboneUP2Remove Buy NowMichael KorsGraysonRemove Buy NowFitbitInspire HRRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$350$100$100$350$99$199
Release201820132015201820192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration24 hours5 days7 days24 hours5 days24 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution453 x 454NANA453x454139 x 60454 x 454
Size1.39 inchesNANA1.39 inches1.4 inches1.39 inches
TouchNANA
TypeAMOLEDLEDNAAMOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance1 ATM1 ATMSplash resistant1 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearNANAAndroid WearFitbit OSBuild-in
Apps
Music

All Wearables