Arizona Cardinals upset Seattle Seahawks, 34–31

The Cardinals closed as 9-point underdogs and won outright. The betting market gave them a 23% chance.

All 2016 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. Arizona Cardinals 34, Seattle Seahawks 31

   9-point underdog23% to winRecap
   Upset size9
2. San Francisco 49ers 22, Los Angeles Rams 21

   6-point underdog30% to winRecap
   Upset size6
3. Miami Dolphins 34, Buffalo Bills 31

   4.5-point underdog33% to winOTRecap
   Upset size4.5
4. Cleveland Browns 20, San Diego Chargers 17

   4.5-point underdog35% to winRecap
   Upset size4.5
5. Jacksonville Jaguars 38, Tennessee Titans 17

   4-point underdog36% to winRecap
   Upset size4