Olio Model One vs. Withings Activite Sapphire vs. Fitbit Flex 2 vs. Casio WSD-F20A vs. Samsung Galaxy Watch

 
Model One
Activite Sapphire
Flex 2
WSD-F20A
Galaxy Watch
 OlioModel OneRemove Buy NowWithingsActivite SapphireRemove Buy NowFitbitFlex 2Remove Buy NowCasioWSD-F20ARemove Buy NowSamsungGalaxy WatchRemove Buy Now

Basic Info

Suggested Price$595$450$100$399$330
Release20152014201620182018

Activity & Fitness

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

Battery

Duration2 days8 months5 days1 day7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
CellularNA
GPSn/a
NFCn/a
Wi-Fi

Display

Colorn/a
Resolutionn/an/an/a320 x 320360 x 360
Sizen/a1.3 inchesn/a1.32 inches1.2 inches or 1.3 inches
Touchn/a
Typen/aAnalogLEDLCDAMOLED

Functions

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

Hardware

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

Notifications

Phonen/a
Emails
Texts

Software

Operating Systemn/an/an/aWear OSTizen OS
Appsn/a
MusicSpotify

All Wearables