Pittsburgh Steelers upset Detroit Lions, 29–24

The Steelers closed as 7.5-point underdogs and won outright. The betting market gave them a 22% chance.

All 2025 NFL Week 16 upsets, biggest first

An NFL upset is an underdog getting 3.5 or more points on the closing line winning outright. Upset size is the points it overcame. How it’s scored

1. Pittsburgh Steelers 29, Detroit Lions 24

   7.5-point underdog22% to winRecap
   Upset size7.5
2. Tennessee Titans 26, Kansas City Chiefs 9

   3.5-point underdog38% to winRecap
   Upset size3.5
3. Jacksonville Jaguars 34, Denver Broncos 20

   3.5-point underdog39% to winRecap
   Upset size3.5
4. New England Patriots 28, Baltimore Ravens 24

   3.5-point underdog38% to winRecap
   Upset size3.5