Give some stream of consciousness and then the answer. 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.

Based on this passage, what nfl team has the most wins in a season?
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To answer the question, consider the following: 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.
Therefore, the answer is the 1972 Miami Dolphins.
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