Jawbone UP2 vs. Jawbone UP4 vs. Polar Loop vs. Michael Kors Access Runway vs. Michael Kors Access Sofie HR

 
UP2
UP4
Loop
Access Runway
Access Sofie HR
 JawboneUP2Remove Buy NowJawboneUP4Remove Buy NowPolarLoopRemove Buy NowMichael KorsAccess RunwayRemove Buy NowMichael KorsAccess Sofie HRRemove Buy Now

Basic Info

Suggested Price$100$200$100$350$395
Release20152015201320182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 daysNA5 days1 day2 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANANA
MacNANANA
WindowsNANANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
ResolutionNANANA390 x 390390 x 390
SizeNANANA1.19 inches1.19 inches
TouchNANA
TypeNANALEDAMOLEDOMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplash resistantNA2 ATM3 ATM0.3 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemNANANAWear OSWear OS
Apps
MusicNA

All Wearables