What NFL teams have had undefeated regular seasons?

Answer 1

1972 Miami Dolphins, and 2007 New England Patriots completed a perefect REGULAR SEASON.

Both teams remain undefeated til their respective superbowl (SB VII and SB XLII), However, only the 1972 dolphins won the super bowl to achieve a PERFECT SEASON, while the Patriots lost to the New York Giants

Answer 2

The 1972 Miami Dolphins are the only team to have completed an NFL regular season and the playoffs with a perfect record, going 17-0.

At that time, the NFL regular season was only 14 games long, not 16 as it is now. Because of this, the 2007 New England Patriots actually had a longer single-season win streak, going 18-0 before losing the Super Bowl to the New York Giants.

Answer 3

Through Super Bowl XLIV, the 1972 Miami Dolphins are the only team to have gone through the regular season undefeated and then win the Super Bowl (SB VII).

Answer 4

Miami Dolphins and New England Patriots are the only Nfl teams to go undefeated in the regular season, but the Dolphins are the only team to go undefeated and also win the Superbowl.

Answer 5

The Miami Dolphins. The New England Patriots went undefeated until the superbowl.

Answer 6

New England Patriots when they lost against the underdog giants

Answer 7

1; The 1972 Miami Dolphins

Answer 8

1972