Sassuolo’s only win in their previous eight games against Napoli was in August 2015 (2-1) – that was Maurizio Sarri’s Serie A debut for the Partenopei.
 
Sassuolo is one of only three teams against which Napoli failed to win against last season in Serie A (along with Atalanta and Juventus). 1-1 at the San Paolo and 2-2 at the Mapei.
 
Napoli are unbeaten at home against Sassuolo so far (W2 D2).
 
The Partenopei haven’t conceded a goal in their last three home games – the last time they kept four consecutive clean sheets at the San Paolo was in March 2011.
 
Sassuolo have never scored more than a single goal in the 10 games played so far in Serie A this season, failing to score in five of them.
 
Sassuolo have kept a clean sheet in two of their last three away games, shipping six in the other one at the Olimpico against Lazio.
 
Napoli have recovered 12 points from trailing situations this season, including their 3-2 win against Genoa from 1-0 down on Wednesday night.