The Falcons have scored the most points during the regular season, and the Patriots have allowed the fewest. History favors New England as seen in the table below:
Furthermore, while the Patriots have a pretty strong offense, the Falcons have the second-worst scoring defense in Super Bowl history.
I expect the Patriots to win, but I will be rooting for the Falcons. After all, it wouldn’t be the first time the underdog takes it home!