Fitbit Alta vs. Amazfit Stratos vs. Michael Kors Grayson vs. Garmin Vivofit 4 vs. Michael Kors Grayson vs. Garmin VivoActive 4

 
Alta
Stratos
Grayson
Vivofit 4
Grayson
VivoActive 4
 FitbitAltaRemove Buy NowAmazfitStratosRemove Buy NowMichael KorsGraysonRemove Buy NowGarminVivofit 4Remove Buy NowMichael KorsGraysonRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$130$199$350$79.95$350$349
Release201620182018201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days24 hours1 year24 hours8 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 300453 x 45488 x 88453x454260 x 260
Sizen/a1.34 inches1.39 inchesNA1.39 inches1.3ionches
Touchn/a
TypeOLEDOLEDAMOLEDNAAMOLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM1 ATM5 ATM1 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aProprietaryAndroid WearAndroid WearWear OS
Apps
Music

All Wearables