Mike Dussault, also known as @PatsPropaganda, looked through 160 games since 2003 and tracked the types of hoodies worn by Bill Belichick to determine which one yielded the best record. He also specified hoodies with and without sleeves cut off. We thank him for his hard work.
Looking at Dussault's chart, Belichick has the most wins (and games) in his sleeveless gray hoodie, but in his sleeved gray hoodie, he has an undefeated playoff record:
You can look at the entire database here. To hell with the red hoodie. Never again.
Top photo: AP