In 2007, the New York Giants, at 10-6, became the Super Bowl Champion with the worst regular season. On the road to and in Super Bowl Championship they defeated four teams they lost to during the regular season. That is the Dallas Cowboys twice, the Green Bay Packers, and the New England Patriots.
In 2011, the New York Giants, at 9-7, won the Super Bowl Championship with the worst regular season ever. They broke their own record set four years earlier. During the regular season and in the Super Bowl, the Giants defeated the New Patriots. (24 to 20 during the season at Foxboro and 21 to 17 in the Super Bowl). That was their only victory over a playoff team in 2011. The others:
at Green Bay in both games. Lost to the Packers during the regular season, 38 to 35. Won in the Playoffs 37 to 20.
at San Francisco in both games. Lost to the 49ers during the regular season, 27 to 20. Won in the Playoffs 20 to 17..
In both seasons, Tom Coughlin’s job was on the line. And he wound up as the Super Bowl Champion.