HEAD-TO-HEAD: There have been 147 previous matches in Serie A between Juventus and Napoli: the Piedmontese team has achieved 69 wins, against the Azzurri's 31, while 47 draws complete the balance.
THE FIRST LEG MATCH: The first between these two teams ended with 4-3 in favor of Juventus: at least seven goals had not been scored in a match between Juventus and Napoli in Serie A since 1993.
RECENT RESULTS: Napoli have won only one of the last eight league games against Juventus (1D, 6L), the 1-0 win in April 2018 under the guidance of Maurizio Sarri.
PLAYING AT SAN PAOLO: Overall, it will be the 74th home match for Napoli in Serie A against Juventus: 23 wins per side and 27 draws. The perfect balance.
NAPOLI'S RUN OF FORM: For the first time since 1988, Napoli come into the game on the back of four home defeats in a row in Serie A: the Neapolitans have never lost five consecutive home games in the competition.
CALLEJON VS JUVE: José Callejón has three goals in Serie A against Juventus, including one in his last home match against the Bianconeri (in March 2019).
RONALDO'S FORM: Cristiano Ronaldo could score in his eighth consecutive game for the fourth time since his debut in Europe's top-five leagues (2003/04).
PIPA AT SAN PAOLO: Higuaín scored 46 goals at San Paolo in the top-flight (at least 23 more than in any other stadium he has played at), but only one of them has come whilst wearing the Juventus shirt (in December 2017).