Apple Watch vs. Michael Kors Access Sofie vs. Fitbit Alta HR vs. Apple Watch Series 4 vs. Amazfit GTR

 
Watch
Access Sofie
Alta HR
Watch Series 4
GTR
 AppleWatchRemove Buy NowMichael KorsAccess SofieRemove Buy NowFitbitAlta HRRemove Buy NowAppleWatch Series 4Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$349$395$150$329$199
Release20152017201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours1 day7 daysNot Yet24 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312390 x 390 1.19 inches128 x 36384 x 480454 x 454
Size1.5 inches or 1.65 inches1.4 inches1.78 inches1.39 inches
TouchAMOLDED
TypeAMOLEDOLEDMicroLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX71 ATMNot Yet5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatch OSAndroid Wear 2.0Watch OS 5Build-in
Apps
Music

All Wearables