Eleider Álvarez has two losses against two opponents on his boxing record. For a list of Álvarez's best fights, refer to "Best fights of Eleider Álvarez".
On August 22, 2020 Eleider Álvarez faced off against Joe Smith Jr. in a light-heavyweight bout at age 36. He was coming in with a record of 25-2 (13), and Smith Jr. was 30 years old and with a record of 25-3 (20). Álvarez lost the fight via 9th-round KO.
On February 2, 2019 Eleider Álvarez met Sergey Kovalev in a light-heavyweight (WBO) world-title defense fight. Álvarez was 34 years old and with a record of 24-1 (12), and Kovalev was 35 years old and with a record of 32-3-1 (28). Álvarez lost the fight via 12-round unanimous decision and lost the title.