USC gained 452 yds against BYU and scored 27 pts; U had 368 yds and 30 pts
the difference was entirely BYU's offense. vs. U - 300 yds, 3 turnovers, 12 pts; vs. USC - 430 yds, 0 turnovers, 30 pts. I expect Utah to beat USC on the back of a stronger defense.