The Indianapolis Colts may or may not sustain their remarkable early-season success, which has made them the biggest surprise of the 2025 season. The Jacksonville Jaguars certainly seem poised to stay in the fight for the AFC South crown all year long.
But at the very least, after five games, it is clear that the Colts are no fluke. They have a very good roster, and with relative health and quality quarterback play, they can compete with anyone in the NFL. Roster holes and concerns remain, but that is true of even the acknowledged best clubs.
After five weeks, there are no undefeated teams.