Fitbit One vs. Polar A360 vs. Fitbit Ionic vs. Casio WSD-F20A vs. Jaybird Reign

 
One
A360
Ionic
WSD-F20A
Reign
 FitbitOneRemove Buy NowPolarA360Remove Buy NowFitbitIonicRemove Buy NowCasioWSD-F20ARemove Buy NowJaybirdReignRemove Buy Now

Basic Info

Suggested Price$100$200$299$399$150
Release20122015201720182015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days12 days4+ days1 day5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a160 x 80348x250320 x 320NA
Sizen/a1.18 inches1.421.32 inchesNA
TouchNA
TypeOLEDn/aOLEDLCDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast ResistantWR3050m5 ATMNA

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aFitbit OSWear OSNA
Apps
Music

All Wearables