Fitbit Alta vs. Apple Watch Series 2 vs. Amazfit Stratos vs. Michael Kors Grayson vs. Apple Watch Series 4 vs. Michael Kors Grayson

 
Alta
Watch Series 2
Stratos
Grayson
Watch Series 4
Grayson
 FitbitAltaRemove Buy NowAppleWatch Series 2Remove Buy NowAmazfitStratosRemove Buy NowMichael KorsGraysonRemove Buy NowAppleWatch Series 4Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$130$269$199$350$329$350
Release201620162018201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days18 hours5 days24 hoursNot Yet24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312320 x 300453 x 454384 x 480453x454
Sizen/a1.5 inches or 1.65 inches1.34 inches1.39 inches1.78 inches1.39 inches
Touchn/a
TypeOLEDAMOLEDOLEDAMOLEDMicroLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5ATM5 ATM1 ATMNot Yet1 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aWatch OSProprietaryAndroid WearWatch OS 5Android Wear
Apps
Music

All Wearables