Canelo Álvarez has competed in different weight classes throughout his career, from welterweight to light heavyweight. He has won multiple world championships in four weight classes from light middleweight to light heavyweight, including unified titles in three of those weight classes and lineal titles in two. Currently, he is the undisputed super middleweight champion and will put his four titles on the line. Canelo Alvarezs weight class is super middleweight, which is 168 pounds.