Estudiantes was founded on August 4, 1905 and their home stadium is Estadio Jorge Luis Hirschi in La Plata.
Unión, on the other hand, was founded on April 15, 1907 and their home stadium is Estadio 15 de Abril in Santa Fe.
Estudiantes have won the Argentine Primera División title 6 times, with their most recent triumph coming in the 2010 Apertura tournament.
Unión has not won the Argentine Primera División title, but they have achieved success in the Copa Argentina, winning the competition in 2019.
The two teams have a historical rivalry known as the Clásico Platense, which is contested between Estudiantes and Gimnasia y Esgrima La Plata.
Estudiantes is known for their youth academy, which has produced several talented players who have gone on to have successful careers in Argentina and Europe.