The 2017–2018 Philippine Basketball Association (PBA) Philippine Cup or (All-Filipino) started on December 17, 2017 and will be finished by April 2018.
As from the source, all three tourneys feature a single-round-robin elimination phase, with the best eight teams advancing to the playoffs. In the all-Filipino and Commissioner’s Cup, the Top Two gain a twice-to-beat advantage versus the bottom two in the quarters. The four middle teams, meanwhile, figure in a pair of best-of-three quarterfinals showdowns. While in the Governors Cup, the Top Four will all enjoy a twice-to-beat advantage in the quarterfinals versus the next four. It’s No. 1 versus No. 8, No. 2 opposite No. 7, No.3 against No. 6 and No. 4 versus No. 5.