Olio Model One vs. Casio WSD-F20A vs. Fitbit Charge 3 vs. Polar Loop vs. Garmin Vivosmart 4

 
Model One
WSD-F20A
Charge 3
Loop
Vivosmart 4
 OlioModel OneRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitCharge 3Remove Buy NowPolarLoopRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$595$399$150$100$130
Release20152018201820132018

Activity & Fitness

Caloriesn/a
Cycling (Bicycling)n/a
Distancen/a
Heartn/a
Oxygenn/a
Sleepn/a
Stepsn/a
Swimn/a

Battery

Duration2 days1 day7 days5 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/aNA
Windowsn/aNot yetNA

Connectivity

Bluetooth
Cellular
GPSn/a
NFCn/aNA
Wi-Fi

Display

Color
Resolutionn/a320 x 32066 x 18NA48 x 128
Sizen/a1.32 inches.721 inchesNA0.74 inches
Touch
Typen/aLCDOLEDLEDOLED

Functions

Audio Speakern/a
Clock
Phonen/a
Vibrationn/a
Voice

Hardware

Accelerometern/a
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATM2 ATM5 ATM

Notifications

Phonen/a
Emails
Texts

Software

Operating Systemn/aWear OSNANA
Appsn/a
Music

All Wearables