Fitbit Alta vs. Garmin Vivosmart HR vs. Apple Watch Series 2 vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Apple Watch 7

 
Alta
Vivosmart HR
Watch Series 2
Grayson
Grayson
Watch 7
 FitbitAltaRemove Buy NowGarminVivosmart HRRemove Buy NowAppleWatch Series 2Remove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$130$170$269$350$350$429
Release201620152016201820182021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days18 hours24 hours24 hours18 Hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a160 x 68340 x 272 or 390 x 312453 x 454453x454396 x 484
Sizen/a1.08 inches1.5 inches or 1.65 inches1.39 inches1.39 inches1.9 inches
Touchn/a
TypeOLEDn/aAMOLEDAMOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM5ATM1 ATM1 ATMwater resistant but not waterproof

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aWatch OSAndroid WearAndroid WearWatchOS 8
Apps
Music

All Wearables