Olio Model One vs. Polar M400 vs. Michael Kors Grayson vs. Fitbit Flex vs. Michael Kors Grayson vs. Mobvoi TicWatch e2

 
Model One
M400
Grayson
Flex
Grayson
TicWatch e2
 OlioModel OneRemove Buy NowPolarM400Remove Buy NowMichael KorsGraysonRemove Buy NowFitbitFlexRemove Buy NowMichael KorsGraysonRemove Buy NowMobvoiTicWatch e2Remove Buy Now

Basic Info

Suggested Price$595$200$350$100$350$200
Release201520142018201320182019

Activity & Fitness

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

Battery

Duration2 days8 hours to 30 days24 hours5 days24 hours1 day
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPSn/a
NFCn/a
Wi-Fi

Display

Color
Resolutionn/an/a453 x 454NA453x454360 x 360
Sizen/an/a1.39 inchesNA1.39 inches1.2 inches
TouchNA
Typen/an/aAMOLEDLEDAMOLEDAMOLED

Functions

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

Hardware

Accelerometern/a
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistance5 ATM3 ATM1 ATM1 ATM1 ATMIP68

Notifications

Phonen/a
Emails
Texts

Software

Operating Systemn/an/aAndroid WearNAAndroid WearWear OS
Appsn/a
Music

All Wearables