But there's one record they won't be able to break ... So how do the two units stack up? That's right, the '72 Dolphins had ...

With a stingy defense that allowed just 196 points all season, the '85 Bears rolled to a 15-1 record and a Super Bowl XX ...

Howard Twilley of the undefeated 1972 Miami Dolphins has passed away at age ... Twilley set NCAA records that stood for decades, including 134 receptions for 1,779 yards in a single season.

But there's one record they won't be able to break ... That's right, the '72 Dolphins had the No. 1 offense by scoring and yardage AND the No. 1 defense by those same metrics.