The two clubs have a fierce rivalry known as the "Derby of the eternal enemies," which is considered one of the most intense derbies in European football.
Panathinaikos is based in Athens and plays their home matches at the Apostolos Nikolaidis stadium, while Olympiacos is based in Piraeus and plays their home matches at the Georgios Karaiskakis stadium.
Olympiacos have a stronger head-to-head record against Panathinaikos, with more wins and goals scored in their meetings.
Both clubs have a strong fan base, with Panathinaikos supporters known as "Gate 13" and Olympiacos supporters known as "Gate 7."\n6. Panathinaikos has produced several talented players over the years, including Giorgos Karagounis and Sotiris Ninis, while Olympiacos has produced players like Predrag Đorđević and Yaya Touré.