Michael Kors Grayson vs. Fitbit Charge HR vs. Garmin Forerunner 45 vs. Michael Kors Grayson vs. Garmin VivoActive 4 vs. HTC re Grip

 
Grayson
Charge HR
Forerunner 45
Grayson
VivoActive 4
re Grip
 Michael KorsGraysonRemove Buy NowFitbitCharge HRRemove Buy NowGarminForerunner 45Remove Buy NowMichael KorsGraysonRemove Buy NowGarminVivoActive 4Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$350$150$199$350$349$199
Release201820152019201820192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration24 hours5 days7 days24 hours8 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution453 x 454NA208 x 208453x454260 x 260160 x 32
Size1.39 inchesNA1.04 inches1.39 inches1.3ionches1.8 inches
TouchNA
TypeAMOLEDOLEDLCDAMOLEDMIPPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance1 ATM1 ATM5 ATM1 ATM5 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearNABuilt-inAndroid WearWear OSNA
Apps
Music

All Wearables