Factor X is the Portuguese version of the television music competition The X Factor, originally created by Simon Cowell.
The first episode premiered on 6 October 2013 hosted by Bárbara Guimarães, João Manzarra, Carolina Torres and Tiago Silva.
To date, two seasons have been broadcast, as summarised below.
Contestant in (or mentor of) "Boys" category Contestant in (or mentor of) "Girls" category Contestant in (or mentor of) "16–24s" category Contestant in (or mentor of) "Groups" category Contestant in (or mentor of) "Over 25s" category In each season, each judge is allocated a category to mentor and chooses acts to progress to the live shows.
This table shows, for each season, which category each judge was allocated and which acts he or she put through to the live shows.