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

 
Loop 2
Access Sofie
Charge
UP4
Loop
 PolarLoop 2Remove Buy NowMichael KorsAccess SofieRemove Buy NowFitbitChargeRemove Buy NowJawboneUP4Remove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$120$395$130$200$100
Release20152017201420152013

Activity & Fitness

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

Battery

Duration8 days (without notifications)1 day7-10 daysNA5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANANA
Macn/aNANA
Windowsn/aNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a390 x 390 1.19 inchesNANANA
Sizen/aNANANA
TouchAMOLDEDNANA
TypeLEDOLEDNALED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM1 ATM1 ATMNA2 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2.0NANANA
Apps
MusicNA

All Wearables