Beşiktaş entered the season as the defending champion of both the Süper Lig and the Turkish Cup.
During the pre-season, the club also participated in the Peace Cup, finishing second in their group behind Porto and ahead of Lyon.
Beşiktaş was placed in group D, along with Porto (Portugal) and Lyon (France).
By finishing the Turkish Super League in 1st place last year, Beşiktaş automatically qualified to the group stages.
Beşiktaş was seeded in group D along with Manchester United (England), CSKA Moscow (Russia) and Wolfsburg (Germany).