Chicago Bears played in 12 playoff games. The 1940 Chicago Bears team holds the record for the biggest margin of victory in an NFL game (playoff or regular season) with a 73–0 victory over the Washington Redskins in the 1940 NFL Championship Game. The largest home victory for the Bears came in a 61–7 result against the Green Bay Packers in 1980. The largest defeat in club history was a 52–0 loss against the Baltimore Colts in 1964. The club recorded undefeated regular seasons in 1934 and 1942, but (unlike the 1972 Dolphins) did not win the championship game in either season.
Chicago Bears losses of the Championship season, Halas' partner Dutch Sternaman left the organization. Halas maintained full control of the Bears until his death in 1983. He also coached the team off-and-on for forty seasons, an NFL record. In the 1932 "Unofficial" NFL Championship, the Bears defeated the Portsmouth Spartans in the first indoor American football game at Chicago Stadium. The success of the playoff game led the NFL to institute a championship game. In the very first NFL Championship, the Bears played against the New York Giants, defeating them 23–21. The teams met again in the 1934 NFL Championship where the