Arizona State upsets No. 16 Iowa, 44–7
It was unranked Arizona State taking down the No. 16 team in the AP poll.
Final44–7
Upset size5
Rank in 200415th of 49
It was the biggest of 3 upsets in 2004 Week 4, and the 15th-biggest of the 2004 season. It was Arizona State's only upset win of 2004.
Other upsets in 2004 Week 4
No. 14 Auburn 10, 
No. 5 LSU 9Upset size4.5
No. 13 Tennessee 30, 
No. 11 Florida 28Upset size1
More: Arizona State upsets · Iowa upsets · all Week 4 upsets · the 2004 season · how upset size works