UNLV upsets No. 14 Wisconsin, 23–5
It was unranked UNLV taking down the No. 14 team in the AP poll.
Final23–5
Upset size6
Rank in 200324th of 69
It was the 2nd-biggest of 4 upsets in 2003 Week 4, and the 24th-biggest of the 2003 season. It was UNLV's only upset win of 2003.
Other upsets in 2003 Week 4
Arkansas 38, 
No. 6 Texas 28Upset size10
Washington State 47, 
No. 17 Colorado 26Upset size4.5
Purdue 16, 
No. 20 Wake Forest 10Upset size3
More: UNLV upsets · Wisconsin upsets · all Week 4 upsets · the 2003 season · how upset size works