UNC with 5 and Duke with 4
North Carolina leads with 25 ACC Tournament Championships and 34 regular season titles. Duke has 23 ACC Tournament Championships and 22 regular season titles. Duke has won 19 ACC Men's titles, UNC has won 17. UNC has 9 Women's titles, Duke 8. Total titles: Duke 27, UNC, 26.
UNC and Duke tie for 17
North Carolina has won 5 national championships, in 1957, 1982, 1993, 2005, 2009. Duke has won 4, in 1991, 1992, 2001 & 2010. Teams with more or the same amount of championships than UNC and Duke: UCLA - 11 Championships Kentucky - 7 Championships Indiana - 5 Championships Connecticut - 4 Championships Kansas - 3 Championships
Duke Duke: 4 (1991, 1992, 2001, 2010) UNC: 3 (1993, 2005, 2009)
duke has 27 acc mens basketballs championships while UNC has 18
five
5
UNC has won 4 ncaa championships, and 16 ACC championships.
As of 2009, North Carolina has won 5, and Duke has won 3 since 1938. North Carolina also won in 1924, so if you count before 1938, they have a total of 6 National Titles.
19
UNC has won 5 including 2 in the last 10 yrs. 2005 UNC 75 Illinois 70/2008 UNC 89 Mich St 72