Who is the biggest rival of the Giants?

Who is the biggest rival of the Giants? The Eagles–Giants rivalry is a National Football League (NFL) rivalry between the Philadelphia Eagles and New York Giants. The rivalry began in 1933 with the founding of the Eagles, and slowly strengthened when both teams came to relative prominence in the 1940s and 1950s.

The Eagles–Giants rivalry is a National Football League (NFL) rivalry between the Philadelphia Eagles and New York Giants. The rivalry began in 1933 with the founding of the Eagles, and slowly strengthened when both teams came to relative prominence in the 1940s and 1950s.