Olio Model One vs. Fitbit Alta vs. Polar Loop 2 vs. Michael Kors Grayson vs. Garmin Vivofit 4 vs. Michael Kors Grayson

 
Model One
Alta
Loop 2
Grayson
Vivofit 4
Grayson
 OlioModel OneRemove Buy NowFitbitAltaRemove Buy NowPolarLoop 2Remove Buy NowMichael KorsGraysonRemove Buy NowGarminVivofit 4Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$595$130$120$350$79.95$350
Release201520162015201820182018

Activity & Fitness

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

Battery

Duration2 days5 days8 days (without notifications)24 hours1 year24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Macn/an/a
Windowsn/an/a

Connectivity

Bluetooth
Cellular
GPSn/a
NFCn/a
Wi-Fi

Display

Color
Resolutionn/an/an/a453 x 45488 x 88453x454
Sizen/an/an/a1.39 inchesNA1.39 inches
Touchn/a
Typen/aOLEDLEDAMOLEDNAAMOLED

Functions

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

Hardware

Accelerometern/a
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistance5 ATMn/a2 ATM1 ATM5 ATM1 ATM

Notifications

Phonen/a
Emailsn/a
Texts

Software

Operating Systemn/an/an/aAndroid WearAndroid Wear
Appsn/a
Music

All Wearables