After a highly-entertaining draw in Lisbon just six nights ago, what will these two clubs serve up this time?
Last Wednesday night, a trademark Lionel Messi curler was cancelled out by a Danilo Pereira own goal, as these two drew 1-1 at Estádio da Luz.
Will there be a winner this time?
Both kick off on seven points, having previously won on both matchday one and two.
Paris Saint-Germain outclassed Juventus in France, before coming from behind to defeat Maccabi Haifa on the road.
Les Rouge-et-Bleu last failed to get out of a Champions League group in 2004, looking to take a big step towards top spot with a win here.
Benfica’s performances have been more surprising, notably coming from a goal down to beat Juventus in Turin last month.
So, at the half-way mark, Roger Schmidt’s team are four points clear of the Italian giants, very much in pole position to pip them to the knockout stages.
At the weekend, the Eagles remained three points clear at the top of the Primeira Liga, hammering Rio Ave 4-2.
This means Benfica have won 14 of 16 matches this season, drawing the other two.
PSG meantime were held to a goalless draw by Stade de Reims; Sergio Ramos sent off for dissent at Stade Auguste-Delaune.
Christophe Galtier’s team do remain at the top of Ligue 1, three clear of Marseille, ahead of this Sunday night’s le Classique.
Here, will either pull clear in Group H with victory at Parc des Princes?