It often wasn’t pretty but the Tennessee Titans (9-7) and the Buffalo Bills (9-7) somehow made it into the postseason dance. The two squads will be among the worst-performers to make the NFL playoffs since the 16-game schedule was implemented in 1978.

The Bills scored 302 total points this season and allowed 359. The negative point differential of -57 points is the fifth-worst out of the 436 teams, excluding strike seasons, that have qualified for the playoffs during this span, according to Stats LLC. The Titans’ point differential...