The X Factor is a British television music competition to find new singing talent. The thirteenth series began airing on ITV on Saturday 27 August 2016 and ended on Sunday 11 December 2016. Dermot O'Leary returned to present the main show on ITV for the ninth time to replace Olly Murs and Caroline Flack, who left after series 12. Simon Cowell was the only judge from the 12th series to return; Nicole Scherzinger, Sharon Osbourne and Louis Walsh all returned, replacing Rita Ora, Cheryl Fernandez-Versini and Nick Grimshaw. Matt Edmondson and Rylan Clark-Neal replaced Rochelle Humes and Melvin Odoom as hosts of The Xtra Factor, which was rebranded as The Xtra Factor Live and was broadcast live twice every week, with Roman Kemp making appearances as a digital presenter and social media reporter. Matt Terry was announced the winner on 11 December 2016, making Scherzinger the winning mentor for the second time. Saara Aalto finished second.

The X Factor is a British reality television music competition, created by Simon Cowell. Premiering on 4 September 2004, it was produced by Fremantle's British entertainment company, Thames, and Cowell's production company Syco Entertainment for ITV, as well as simulcast on Virgin Media One in Ireland. The programme ran for around 445 episodes across fifteen series, each one primarily broadcast late in the year, until its final episode in December 2018. The majority of episodes were presented by Dermot O'Leary, with some exceptions: the first three series were hosted by Kate Thornton; while Caroline Flack and Olly Murs hosted the show for the twelfth series.