Xavier kept the game close midway through the second half, trimming the deficit to 42-39 when Erik Stenger scored on a slam dunk with 11:42 left. But the Musketeers (14-10, 7-4) were unable to pull closer, as Dayton went on a 9-0 run that was capped by Benson's jumper with 9:23 remaining.
The Flyers took their largest lead of the game at 70-56 with 1:23 left on two free throws by Benson, who went 6 of 9 from the floor.
The Big 12/SEC Challenge will again feature Kansas and Kentucky, this time at Rupp Arena. That's not the only exciting matchup in next season's midseason conference showdown.
Northwestern has never made the NCAA tournament, but the Wildcats' upward trajectory suggests 2016-17 could finally be the season it happens.
Dillon Brooks, who led Oregon with 16.7 points per game last season, and Tyler Dorsey will opt out of the NBA draft process and return to the Ducks, sources told ESPN.