The Zips extended their winning streak to 15 games, the longest active streak in the nation. Akron's 10-0 start in league play is the first in the MAC since Miami won 10-straight during the 1983-84 season.
Walsh and Treadwell combined to go 10-of-18 shooting for the Zips (19-4, 10-0), who shot 24 percent (6 of 25) in the first half and trailed 25-16 at halftime.
Alex Abreu, Akron's third-leading scorer, struggled from the field but dished out six assists. His lone field goal gave the Zips its first lead of the second half, 35-34, with 7:44 left to play.
Miami (8-14, 3-7) tied the game 45-45 but Akron outscored the RedHawks 8-1 over the next 2 minutes to seal the victory.
Maryland point guard Melo Trimble, considered a lock to leave the program before struggling in the second half last season, has withdrawn from the NBA draft and will return for his junior season.
Louisville's Chinanu Onuaku, who recently underwent a medical procedure to correct a heart rhythm issue detected during the combine, will keep his name in the NBA draft pool.
Andrew White III will return to the Nebraska men's basketball team next season after removing his name from the NBA draft.