Fitbit Charge 2 vs. Amazfit Cor vs. Michael Kors Access Sofie vs. Jawbone UP4 vs. Polar Loop

 
Charge 2
Cor
Access Sofie
UP4
Loop
 FitbitCharge 2Remove Buy NowAmazfitCorRemove Buy NowMichael KorsAccess SofieRemove Buy NowJawboneUP4Remove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$150$79.99$395$200$100
Release20162018201720152013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days12 days1 dayNA5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a80 x 160390 x 390 1.19 inchesNANA
Sizen/a1.23 inchesNANA
Touchn/aAMOLDEDNA
TypeOLEDIPS LCDNALED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM1 ATMNA2 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2.0NANA
Apps
MusicNA

All Wearables