Michael Kors Grayson vs. Fitbit Charge 3 vs. Garmin Forerunner 45 vs. Michael Kors Grayson vs. Garmin Vivosmart 4 vs. HTC re Grip

 
Grayson
Charge 3
Forerunner 45
Grayson
Vivosmart 4
re Grip
 Michael KorsGraysonRemove Buy NowFitbitCharge 3Remove Buy NowGarminForerunner 45Remove Buy NowMichael KorsGraysonRemove Buy NowGarminVivosmart 4Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$350$150$199$350$130$199
Release201820182019201820182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration24 hours7 days7 days24 hours7 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNot yetNA

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution453 x 45466 x 18208 x 208453x45448 x 128160 x 32
Size1.39 inches.721 inches1.04 inches1.39 inches0.74 inches1.8 inches
Touch
TypeAMOLEDOLEDLCDAMOLEDOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearNABuilt-inAndroid WearNA
Apps
Music

All Wearables