<P> Since the National Football League began in 1920 , only one team has played a complete perfect season ( both regular season and playoffs ) : the 1972 Miami Dolphins , who won all fourteen of their regular season games and three postseason games , including Super Bowl VII , to finish the season 17 -- 0 -- 0 . </P>
<P> Since the National Football League began in 1920 , only one team has played a complete perfect season ( both regular season and playoffs ) : the 1972 Miami Dolphins , who won all fourteen of their regular season games and three postseason games , including Super Bowl VII , to finish the season 17 -- 0 -- 0 . </P>
what nfl team has the most wins in a season
what nfl team has the most wins in a season
1972 Miami Dolphins
1972 Miami Dolphins