Fitbit Charge 2 vs. Michael Kors Access Sofie vs. Jawbone UP4 vs. Michael Kors Access Sofie HR vs. Amazfit GTR

 
Charge 2
Access Sofie
UP4
Access Sofie HR
GTR
 FitbitCharge 2Remove Buy NowMichael KorsAccess SofieRemove Buy NowJawboneUP4Remove Buy NowMichael KorsAccess Sofie HRRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$150$395$200$395$199
Release20162017201520192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days1 dayNA2 days24 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a390 x 390 1.19 inchesNA390 x 390454 x 454
Sizen/aNA1.19 inches1.39 inches
Touchn/aAMOLDEDNA
TypeOLEDNAOMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a1 ATMNA0.3 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2.0NAWear OSBuild-in
Apps
MusicNA

All Wearables