Galaxy S8: What is the Uniqueness of Samsung DeX Feature?

Last Update Date : Apr 23. 2018

Samsung DeX supports functioning smartphones on a larger screen by connecting the smartphones to an external display and a keyboard /a mouse.


The concept is to deliver a "PC-like Experience" that feels like using a PC, even when users are using smartphones.



Difference from Mirroring


Feature name



Showing the screen of a smartphone on an external monitor

 (It displays the Smartphone UI on a large screen)

Samsung DeX

Showing Desktop-like UI

(Android UI -> Desktop-like UI)


Notification appears when Galaxy S8/S8+ is connected with a HDMI cable, and users can choose between mirroring or DeX.




Difference from Side Sync


Feature name


Side Sync

Showing the screen of a smartphone on a Windows PC

The purpose is to operate the smartphone on a PC or to transfer files easily.

Samsung DeX

Providing a “PC-like” experience even without a PC by connecting a smartphone to an external monitor and a mouse/ a keyboard.






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