Thursday's Porto round of 16 pits Daniel Rincon against Laslo Djere on hard. Laslo Djere is 7-3 across recent matches. Daniel Rincon is 3-7 across recent matches.

The two have never played — a first meeting always adds a layer of uncertainty the numbers can't fully capture.

The serve is where this match separates: Djere has been winning 72.3% of first-serve points to Rincon's 68.4%, and on hard that gap compounds fast. Rincon comes in off a compressed schedule. A tiebreak or two would surprise nobody, with Djere fractionally more likely to land the big points.