Fitbit One vs. Casio WSD-F20A vs. Michael Kors Access Sofie vs. Pebble Core vs. Polar Loop

 
One
WSD-F20A
Access Sofie
Core
Loop
 FitbitOneRemove Buy NowCasioWSD-F20ARemove Buy NowMichael KorsAccess SofieRemove Buy NowPebbleCoreRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$100$399$395$99$100
Release20122018201720162013

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration10-14 days1 day1 dayNA5 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320390 x 390 1.19 inchesNANA
Sizen/a1.32 inchesNANA
TouchAMOLDEDNA
TypeOLEDLCDNALED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast Resistant5 ATM1 ATMNA2 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aWear OSAndroid Wear 2.0NANA
Apps
Music

All Wearables