Buffalo Bills stun Cincinnati Bengals, 37–27

The Bills closed as 13-point underdogs and won outright.

All 2005 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. Buffalo Bills 37, Cincinnati Bengals 27

   13-point underdogRecap
   Upset size13
2. San Francisco 49ers 24, St. Louis Rams 20

   9-point underdogRecap
   Upset size9
3. Dallas Cowboys 24, Carolina Panthers 20

   5.5-point underdogRecap
   Upset size5.5