Fitbit Zip vs. Michael Kors Access Sofie vs. Fitbit Alta HR vs. Polar Loop

 
Zip
Access Sofie
Alta HR
Loop
 FitbitZipRemove Buy NowMichael KorsAccess SofieRemove Buy NowFitbitAlta HRRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$60$395$150$100
Release2012201720172013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration6 months1 day7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a390 x 390 1.19 inches128 x 36NA
Sizen/a1.4 inchesNA
TouchAMOLDED
Typen/aOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplash Resistant1 ATM2 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2.0NA
Apps
Music

All Wearables