Fitbit Alta vs. Polar Loop 2 vs. Polar Loop vs. Apple Watch Series 4 vs. Michael Kors Access Runway

 
Alta
Loop 2
Loop
Watch Series 4
Access Runway
 FitbitAltaRemove Buy NowPolarLoop 2Remove Buy NowPolarLoopRemove Buy NowAppleWatch Series 4Remove Buy NowMichael KorsAccess RunwayRemove Buy Now

Basic Info

Suggested Price$130$120$100$329$350
Release20162015201320182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days8 days (without notifications)5 daysNot Yet1 day
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/aNA384 x 480390 x 390
Sizen/an/aNA1.78 inches1.19 inches
Touchn/a
TypeOLEDLEDLEDMicroLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a2 ATM2 ATMNot Yet3 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aNAWatch OS 5Wear OS
Apps
Music

All Wearables