Olio Model One vs. Casio WSD-F20A vs. Polar A370 vs. Polar Loop

 
Model One
WSD-F20A
A370
Loop
 OlioModel OneRemove Buy NowCasioWSD-F20ARemove Buy NowPolarA370Remove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$595$399$179.95$100
Release2015201820172013

Activity & Fitness

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

Battery

Duration2 days1 dayUp to 3 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPSn/a
NFCn/a
Wi-Fi

Display

Color
Resolutionn/a320 x 320160 x 80NA
Sizen/a1.32 inches1.18 inchesNA
Touch
Typen/aLCDTFT LCDLED

Functions

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

Hardware

Accelerometern/a
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistance5 ATM5 ATMWR302 ATM

Notifications

Phonen/a
Emails
Texts

Software

Operating Systemn/aWear OSNA
Appsn/a
Music

All Wearables