Wisconsin upsets No. 14 Michigan, 23–20

It was unranked Wisconsin taking down the No. 14 team in the AP poll.

It was the 3rd-biggest of 4 upsets in 2005 Week 4, and the 17th-biggest of the 2005 season. Wisconsin pulled off 2 other upsets in 2005.

Other upsets in 2005 Week 4

1. South Florida 45, No. 9 Louisville 14

   Unranked beat No. 9Recap
   Upset size8.5
2. Minnesota 42, No. 11 Purdue 35

   Unranked beat No. 11Recap
   Upset size7.5
3. No. 10 Tennessee 30, No. 3 LSU 27

   No. 10 beat No. 3Recap
   Upset size3.5

Wisconsin’s other 2005 upsets

1. No. 23 Wisconsin 38, No. 22 Minnesota 34

   Week 7No. 23 beat No. 22Recap
   Upset size0.5
2. No. 21 Wisconsin 24, No. 9 Auburn 10

   BowlNo. 21 beat No. 9Recap
   Upset size6

More: Wisconsin upsets · Michigan upsets · all Week 4 upsets · the 2005 season · how upset size works