The first season was broadcast on Mondays, from September to December 2009, on W9 (France) and RTL-TVI (Belgium).

The second and final season was broadcast on Tuesdays, from March to June 2011, on M6 and RTL-TVI.

Key: The first season of the show aired from September to December 2009 and the winner was 26-year-old Sébastien Agius from the "Over 25" category.

The top 9 acts were confirmed as follows: Key: Color key: Based on a generally good public reception, and after some speculations, X Factor came back for a second season in March 2011 on M6 (mother TV channel of W9), in place of Nouvelle Star, the French Pop Idol, programmed on M6 since 7 years after audience figures deteriorated for Star[15] Frédéric de Vincelles, general manager of W9, declared that even though all targeted goals were not attained in season 1, the program had still realised some respectable audience figures for the chain, making it the biggest grossing program for the network in 2009.

The newly created group was named "Seconde Nature" and included 5 candidates who had applied for the "Boys" category but had failed to qualify individually to the Top 24, but were deemed talented enough to be given a second chance by performing as part of a band in the Groups category.