Each of these quarterbacks are seen as the long-term starters for their football teams. However, they all have also struggled to inspire a ton of confidence.
Every week you hear about how the NFL is a quarterback-driven league. This is a very true statement, as it is extremely tough to win a Super Bowl with a less-than-stellar quarterback.
Of course, there are exceptions like Trent Dilfer.
Winning a Super Bowl isn't about putting up great stats or producing exciting plays. It is about playing disciplined football and orchestrating plenty of scoring drives.
A quarterback needs to be able to move the football while avoiding costly turnovers.
Super Bowl-winning quarterbacks also know how to perform in the clutch. They are the guys that can lead a last-minute scoring drive, especially in high-pressure situations.
The following quarterbacks all have a problem meeting the requirements of a Super Bowl-winning quarterback.