Olio Model One vs. Garmin 645 Music vs. Fitbit Flex vs. Diesel On Full Guard 2.5 vs. Garmin VivoActive 4

 
Model One
645 Music
Flex
On Full Guard 2.5
VivoActive 4
 OlioModel OneRemove Buy NowGarmin645 MusicRemove Buy NowFitbitFlexRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$595$450$100$325$349
Release20152018201320182019

Activity & Fitness

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

Battery

Duration2 days7 days5 days4 days8 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPSn/a
NFCn/a
Wi-Fi

Display

Color
Resolutionn/a240 x 240NA454x454260 x 260
Sizen/a1.2 inchesNA1.39 inches1.3ionches
TouchNA
Typen/aMIPLEDMIP

Functions

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

Hardware

Accelerometern/a
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistance5 ATM5 ATM1 ATM3 ATM5 ATM

Notifications

Phonen/a
Emails
Texts

Software

Operating Systemn/aNAWear OSWear OS
Appsn/a
Music

All Wearables