Sarmiento is based in Junin, Buenos Aires, while Unión is based in Santa Fe, Argentina.
Sarmiento was founded in 1911, while Unión was founded in 1907.
Sarmiento's team colors are green and white, while Unión's team colors are red and white.
Sarmiento's stadium is Estadio Eva Perón, which has a capacity of approximately 24,500 spectators, while Unión's stadium is Estadio 15 de Abril, which has a capacity of approximately 26,500 spectators.
Sarmiento's nickname is "Los Verdes" (The Greens), while Unión's nickname is "Los Tatengues."\n6. Sarmiento has never won the Argentine Primera Division title, while Unión has won the title once in 1979.