In the ongoing Serie A season, Napoli has been one of the most dominant teams, boasting a strong defensive strength that is crucial for their success. Here are some key factors that contribute to their defensive performance:

1. Strong Defenders: Napoli's defense is led by experienced and talented defenders such as Giuseppe Rossi, who has consistently performed well throughout his career. He is known for his physicality and ability to defend under pressure.

2. Experienced Midfielders: Napoli's midfield is also strong with experienced players like Diego Marco, who provides Napoli with depth and versatility. Marco is known for his ability to play both as a striker and as a midfielder, making him a valuable asset to the team.

3. Defensive Tactics: Napoli has developed a number of defensive tactics over the years, which have helped them stay competitive in the league. These include using the ball well, creating space for teammates to score goals, and defending effectively from sets plays.

4. Tactical Flexibility: Napoli has a good tactical flexibility, able to adapt to different game situations and strategies. This allows them to play with confidence and keep their opponents guessing about their next move.

5. Communication: Napoli has excellent communication between its players, allowing them to work together effectively on the pitch. This helps them to create opportunities and win games.

6. Experience: The experience of its players is crucial in terms of experience and knowledge. Napoli has a large pool of players with experience at various levels, including players who have played at higher levels before joining the club.

Overall, Napoli's defensive strengths make them a formidable opponent in Serie A. With the right approach and teamwork, they can continue to improve their defensive performance and achieve success in the upcoming round 4 match against Inter Milan.