Arkansas stuns No. 6 Texas, 38–28
It was unranked Arkansas taking down the No. 6 team in the AP poll.
Final38–28
Upset size10
Rank in 20036th of 69
It was the biggest of 4 upsets in 2003 Week 4, and the 6th-biggest of the 2003 season. It was Arkansas's only upset win of 2003.
Other upsets in 2003 Week 4
UNLV 23, 
No. 14 Wisconsin 5Upset size6
Washington State 47, 
No. 17 Colorado 26Upset size4.5
Purdue 16, 
No. 20 Wake Forest 10Upset size3
More: Arkansas upsets · Texas upsets · all Week 4 upsets · the 2003 season · how upset size works