Armen Petrosyan has five losses against five opponents on his MMA record. For a list of Petrosyan's best fights, refer to "Best fights of Armen Petrosyan".
On March 8, 2025 Armen Petrosyan faced off against Brunno Ferreira in a middleweight bout at age 34. He was coming in with a record of 9-5 (6). Petrosyan lost the fight via 2nd-round submission.
On October 26, 2024 Armen Petrosyan faced off against Sharabutdin Magomedov in a middleweight bout at age 33. He was coming in with a record of 9-4 (6), and Magomedov was 30 years old and with a record of 14-0 (11). Petrosyan lost the fight via 2nd-round KO.
On February 10, 2024 Armen Petrosyan faced off against Rodolfo Vieira in a middleweight bout at age 33. He was coming in with a record of 9-3 (6), and Vieira was 34 years old and with a record of 9-2 (9). Petrosyan lost the fight via 1st-round submission.
On July 9, 2022 Armen Petrosyan faced off against Caio Borralho in a middleweight bout at age 31. He was coming in with a record of 7-2 (6), and Borralho was 29 years old and with a record of 11-1 (7). Petrosyan lost the fight via 3-round unanimous decision.
On June 18, 2021 Armen Petrosyan faced off against Hassan Yousefi in a light-heavyweight bout at age 30. He was coming in with a record of 4-1 (4). Petrosyan lost the fight via 1st-round TKO.