For the first time in its short history, this season's ULEB Cup featured a total of 54 teams, divided into 9 groups of 6 teams. The round-robin group stage was followed by knock-out stages, until the last 8 remaining teams met in the competition's first ever Final Eight tournament. Just as in the previous season, the official broadcast partner of the ULEB Cup was
Eurosport. The regular season began in November 2007.
Regular season All 54 teams in 9 groups (in each group 6 teams) played a round-robin competition (home and away). 3 teams from each group advanced to the Knockout stage (Sixteenth-finals). The 5 teams with the best results advanced, as did the fourth place in the group also advanced to the Playoff.
Top 32 A draw was held to determine the eighth-finals match-ups. Each round was played as two games (home and away) to advance to the next stage. The winners were determined by points difference. Draws in the first games were possible.
Example: UNICS 86, Real 80, first game. Real 99, UNICS 80, second game. Points difference, UNICS 166-179, Real win. Top 16 The winners from the Sixteen-finals advanced to the eighth finals. The games were played as two games (home and away). The winners were determined by points difference.
Final eight The winners of the eighth finals played the Final Eight. It was held from April 10 to April 13. ==Regular season==