No team has ever lost 5 Super Bowls. The Buffalo Bill lost 4 consecutive Super Bowls from 1991 - 1994.
Buffalo
The Bills lost four consecutive Super Bowls from 1990-93.
Buffalo Bills (4).
Don Shula of the Miami Dolphins was the first head coach to lead his team to three consecutive Super Bowls. The Dolphins lost Super Bowl VI, but prevailed in Super Bowls VII and VIII.
The Buffalo Bills appeared in and lost 4 consecutive Super Bowls.
Bob Griese was a member of three consecutive Super Bowl teams with the Miami Dolphins. They lost Super Bowl VI and won Super Bowls VII and VIII.
Miami Dolphins in Super Bowls VI, VII, and VIII.
The Buffalo Bills are the only NFL team to have played in four consecutive Super Bowls and lost (SBs XXV, XXVI, XXVII, and XXVIII). The Minnesota Vikings have also played in four Super Bowls and lost but they were not consecutive (SBs IV, VIII, IX, and XI).
The Buffalo Bills played in four consecutive Super Bowls (XXV, XXVI, XXVII and XXVIII) and lost them all.
The Buffalo Bills, who lost their appearances in Super Bowls XXV, XXVI, XXVII and XXVIII.
The Baltimore Colts have competed in 2 Super bowls and won 1. The Indianapolis Colts have competed in 2 Super bowls and won 1.