St. Louis Rams upset Arizona Cardinals, 24–22

The Rams closed as 7-point underdogs and won outright. The betting market gave them a 28% chance.

It was the biggest of 2 NFL upsets in 2015 Week 4, and the 14th-biggest of the 2015 season. St. Louis Rams pulled off 2 other upsets in 2015.

Other NFL upsets in 2015 Week 4

1. New York Giants 24, Buffalo Bills 10

   6-point underdog31% to winRecap
   Upset size6

St. Louis Rams’ other 2015 upsets

1. St. Louis Rams 23, Seattle Seahawks 17

   Week 1611-point underdog17% to winRecap
   Upset size11
2. St. Louis Rams 34, Seattle Seahawks 31

   Week 13.5-point underdog38% to winOTRecap
   Upset size3.5

More: St. Louis Rams upsets · Arizona Cardinals upsets · all Week 4 upsets · how upset size works