Super Bowl XI regular season record before defeating the New England Patriots and the Pittsburgh Steelers in the playoffs. The Vikings were making their fourth Super Bowl appearance after posting an 11–2–1 regular season record and playoff victories over the Washington Redskins and the Los Angeles Rams. The Vikings became the first team to appear in four Super Bowls, a record they held until the Dallas Cowboys advanced to a Super Bowl for the fifth time in Super Bowl XIII. They had not won in their previous three attempts, losing Super Bowl IV to the Kansas City Chiefs in the final Super Bowl
Miami Dolphins losing to the Dallas Cowboys, 24–3. The following year, the Dolphins completed the NFL's only perfect season, culminating in a Super Bowl win, winning all 14 of their regular season games, and all three of their playoff games, including Super Bowl VII. The 1972 Dolphins were the third NFL team to accomplish a perfect regular season, and won Super Bowl VIII, becoming the first team to appear in three consecutive Super Bowls, and the second team (the first AFL/AFC team) to win back-to-back championships. Miami also appeared in Super Bowl XVII and Super Bowl XIX, losing both games. For most