Two six-footers will find their knees well clear of the front seatbacks and won't have to put up with their heads brushing the roof lining. In fact, leg room is actually better than in the rival 5 Series.
However, three adults side-by-side won’t have quite as much shoulder room as they would in a 5 Series or even an Audi A6. The base of the middle rear seat is also raised, making it uncomfortable to sit on, and there’s very little room for the middle person’s feet, either. Then again, the same goes for most of the XF's rivals.
Each front seatback has a pocket and there's one in each rear door, too, although the the latter is quite narrow,