Aaron Phillips has six losses against six opponents on his MMA record. For a list of Phillips's best fights, refer to "Best fights of Aaron Phillips".
On June 14, 2025 Aaron Phillips faced off against Robert Casper in a bantamweight bout at age 35. He was coming in with a record of 12-6 (7). Phillips lost the fight via 1st-round KO.
On April 15, 2023 Aaron Phillips faced off against Gastón Bolaños in a featherweight bout at age 33. He was coming in with a record of 12-5 (7). Phillips lost the fight via 3-round unanimous decision.
On July 16, 2020 Aaron Phillips faced off against Jack Shore in a featherweight bout at age 30. He was coming in with a record of 12-4 (7), and Shore was 25 years old and with a record of 12-0 (11). Phillips lost the fight via 2nd-round submission.
On February 28, 2015 Aaron Phillips faced off against Chris Gutiérrez in a bantamweight bout at age 25. He was coming in with a record of 7-3 (3), and Gutiérrez was 23 years old and with a record of 6-1-1 (4). Phillips lost the fight via 3rd-round TKO.
On August 23, 2014 Aaron Phillips faced off against Matt Hobar in a bantamweight bout at age 25. He was coming in with a record of 7-2 (3), and Hobar was 27 years old and with a record of 8-2 (5). Phillips lost the fight via 3-round unanimous decision.
On May 24, 2014 Aaron Phillips faced off against Sam Sicilia in a featherweight bout at age 24. He was coming in with a record of 7-1 (3), and Sicilia was 28 years old and with a record of 12-4 (11). Phillips lost the fight via 3-round unanimous decision.
