Fitbit Alta vs. Apple Watch Series 2 vs. Michael Kors Access Sofie vs. Apple Watch Series 4 vs. Michael Kors Access Sofie HR

 
Alta
Watch Series 2
Access Sofie
Watch Series 4
Access Sofie HR
 FitbitAltaRemove Buy NowAppleWatch Series 2Remove Buy NowMichael KorsAccess SofieRemove Buy NowAppleWatch Series 4Remove Buy NowMichael KorsAccess Sofie HRRemove Buy Now

Basic Info

Suggested Price$130$269$395$329$395
Release20162016201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days18 hours1 dayNot Yet2 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312390 x 390 1.19 inches384 x 480390 x 390
Sizen/a1.5 inches or 1.65 inches1.78 inches1.19 inches
Touchn/aAMOLDED
TypeOLEDAMOLEDMicroLEDOMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5ATM1 ATMNot Yet0.3 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aWatch OSAndroid Wear 2.0Watch OS 5Wear OS
Apps
Music

All Wearables