Garmin Vivosmart HR vs. Michael Kors Grayson vs. Fitbit Charge 3 vs. Garmin Vivosmart 3 vs. Michael Kors Grayson vs. Apple Watch 7

 
Vivosmart HR
Grayson
Charge 3
Vivosmart 3
Grayson
Watch 7
 GarminVivosmart HRRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitCharge 3Remove Buy NowGarminVivosmart 3Remove Buy NowMichael KorsGraysonRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$170$350$150$139.99$350$429
Release201520182018201720182021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days24 hours7 days5 days24 hours18 Hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/a
Windowsn/aNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution160 x 68453 x 45466 x 1864 x 128453x454396 x 484
Size1.08 inches1.39 inches.721 inchesNA1.39 inches1.9 inches
Touch
Typen/aAMOLEDOLEDOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM1 ATM5 ATM5 ATM1 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearNAAndroid WearWatchOS 8
Apps
Music

All Wearables