UC Davis stuns Tulsa, 19–17
UC Davis closed as a 22-point underdog and won outright.
Final19–17
Upset size22
Rank in 202114th of 199
It was the 2nd-biggest of 16 upsets in 2021 Week 1, and the 14th-biggest of the 2021 season. It was UC Davis's only upset win of 2021.
Other upsets in 2021 Week 1
Montana 13, 
No. 20 Washington 7Upset size25.5
East Tennessee State 23, 
Vanderbilt 3Upset size21
Northern Illinois 22, 
Georgia Tech 21Upset size19
Utah State 26, 
Washington State 23Upset size17- Upset size13.5
More: UC Davis upsets · Tulsa upsets · all Week 1 upsets · the 2021 season · how upset size works