Polar M600 vs. Fitbit One vs. Casio WSD-F20A vs. Jaybird Reign vs. Polar Loop

 
M600
One
WSD-F20A
Reign
Loop
 PolarM600Remove Buy NowFitbitOneRemove Buy NowCasioWSD-F20ARemove Buy NowJaybirdReignRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$330$100$399$150$100
Release20162012201820152013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days10-14 days1 day5 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240n/a320 x 320NANA
Size1.3 inchesn/a1.32 inchesNANA
Touchn/aNA
TypeTFTOLEDLCDLEDLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX8Splast Resistant5 ATMNA2 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aWear OSNANA
Apps
Music

All Wearables