Match Facts

Leinster Rugby have won two of their previous three Champions Cup matches against Harlequins (L1), however, those victories came by margins of just a single point each, including their only previous knockout stage meeting (6-5 in the 2008/09 quarterfinals).

Leinster Rugby have won 25 of their last 28 completed Champions Cup matches, with their only three losses in that period having come in the finals of the last three editions, while Harlequins have won three of their last five knockout stage games in the competition (L2) after losing each of their first five.

Leinster Rugby were one of three sides with an average attacking ruck speed below three seconds in the pool stages of this season’s Champions Cup (2.98s, also Bulls and Stormers), while Harlequins slowed down their opponents’ rucks to a lesser extent than any other team (2.78s).

Leinster Rugby have opted to play the ball towards the openside of the pitch on 93% of their attacking phases in this season’s Champions Cup, the highest rate of any side, with Harlequins having done so the least often (83%); the Irish side have also played the ball beyond the first receiver more frequently than any other side (41%).

No player has made more dominant tackles (8, also Werner Kok) or won more turnovers (9, also Henry Pollock) than Leinster’s Caelan Doris in the Champions Cup this season.