Here's their records in games decided by 3 points or less since 2010.

SEAN PAYTON
◾️27-18 (.600)🥇

MIKE TOMLIN
◾️28-22-1 (.559)🥈

SEAN MCDERMOTT
◾️10-8 (.556)🥉

Interestingly enough, 2 weeks ago, McDermott had the best winning percentage (.625) of the 3 in such games. https://t.co/joSdpkAENK

— Hänsel (@UberHansen) November 17, 2022