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

 
Alta HR
Watch Series 4
Access Sofie HR
Inspire HR
 FitbitAlta HRRemove Buy NowAppleWatch Series 4Remove Buy NowMichael KorsAccess Sofie HRRemove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$150$329$395$99
Release2017201820192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 daysNot Yet2 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution128 x 36384 x 480390 x 390139 x 60
Size1.4 inches1.78 inches1.19 inches1.4 inches
Touch
TypeOLEDMicroLEDOMOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceNot Yet0.3 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatch OS 5Wear OSFitbit OS
Apps
Music

All Wearables