Muhammad Abdullaev has four losses against four opponents on his boxing record. For a list of Abdullaev's best fights, refer to "Best fights of Muhammad Abdullaev".
On July 31, 2010 Muhammad Abdullaev faced off against Joshua Okine at age 36. He was coming in with a record of 20-4 (14). Abdullaev lost the fight via 12-round unanimous decision.
On November 26, 2005 Muhammad Abdullaev faced off against Andriy Kotelnik in a super-lightweight bout at age 32. He was coming in with a record of 15-3 (12). Abdullaev lost the fight via 12-round unanimous decision.
On June 11, 2005 Muhammad Abdullaev faced off against Miguel Cotto at age 31. He was coming in with a record of 15-2 (12), and Cotto was 24 years old and with a record of 23-0 (19). Abdullaev lost the fight via 9th-round TKO.
On June 3, 2003 Muhammad Abdullaev faced off against Emmanuel Clottey at age 29. He was coming in with a record of 11-1 (9). Abdullaev lost the fight via 10th-round KO.