| Pesado sin límite | Agit Kabayel | RegularMurat Gassiev | Filip Hrgović | Daniel Bubois | Oleksandr Usyk | Oleksandr Usyk |
| Bridger 101.6 kg (224 lb) | Ryad Merhy | — | — | — | — | — |
| Crucero 90.7 kg (200 lb) | Michal Cieslak
PlataRobin Sirwan Safar | SupercampeónDavid Benavidez
RegularJai Opetaia | — | David Benavidez | Jai Opetaia | Jai Opetaia |
| Semipesado 79.4 kg (175 lb) | David Benavidez
PlataBenjamin Whittaker | SupercampeónDmitry Bivol
InterinoAlbert Ramírez | Dmitrii Bivol | Dmitrii Bivol
InterinoCallum Smith | Dmitry Bivol | Dmitry Bivol |
| Supermediano 76.2 kg (168 lb) | Christian Mbilli
InterinoLéster Martínez
PlataDiego Pacheco | RegularJaime Munguia | Osleys Iglesias | — | — | — |
| Mediano 72.6 kg (160 lb) | Carlos Adames
InterinoJesus Ramos | RegularErislandy Lara | Aaron McKenna | Denzel Bentley | — | — |
| Superwélter 69.9 kg (154 lb) | Sebastian Fundora
InterinoVergil Ortiz Jr.
PlataErmal Hadribeaj | RegularJaron Ennis | Josh Kelly | Jaron Ennis | — | — |
| Wélter 66.7 kg (147 lb) | Ryan Garcia
PlataSouleymane Cissokho | SupercampeónTeófimo López
RegularJack Catterall | Liam Paro | Devin Haney | — | — |
| Superligero 63.5 kg (140 lb) | Dalton Smith
InterinoIsaac Cruz
PlataOscar Duarte Jurado | RegularGary Antuanne Russell | — | Shakur Stevenson | Shakur Stevenson | Shakur Stevenson |
| Ligero 61.2 kg (135 lb) | William Zepeda
InterinoJadier Herrera | — | — | Abdullah Mason | — | — |
| Superpluma 59.0 kg (130 lb) | O'Shaquie Foster
InterinoRyan Garner
PlataKhalil El Hadri | SupercampeónAnthony Cacace
RegularElnur Samedov | Emanuel Navarrete | SupercampeónEmanuel Navarrete | — | — |
| Pluma 57.2 kg (126 lb) | Bruce Carrington
En recesoRey Vargas
PlataAlan Picasso Romero | RegularBrandon Figueroa | Angelo Leo | Rafael Espinoza | — | — |
| Supergallo 55.3 kg (122 lb) | Naoya Inoue | SupercampeónNaoya Inoue
InterinoGary Antonio Russell | Naoya Inoue
InterinoSam Goodman | SupercampeónNaoya Inoue | Naoya Inoue | Naoya Inoue |
| Gallo 53.5 kg (118 lb) | Takuma Inoue
PlataAndrew Cain | SupercampeónJesse Rodriguez
RegularRiku Masuda | Jose Salas Reyes | Christian Medina | — | — |
| Supermosca 52.2 kg (115 lb) | Ricardo Malajika
PlataGohan Rodriguez | RegularDavid Jimenez | Andrew Moloney | Ken Shiro | — | — |
| Mosca 50.8 kg (112 lb) | Ricardo Rafael Sandoval
InterinoGalal Yafai | RegularRicardo Rafael Sandoval
InterinoAbraham R Perez | Masamichi Yabuki | Anthony Olascuaga | — | — |
| Minimosca 49.0 kg (108 lb) | Shokichi Iwata
PlataAaron De La Cruz | SupercampeónRené Santiago
RegularDaiya Kira | Thanongsak Simsri | René Santiago | — | — |
| Mínimo 47.6 kg (105 lb) | Siyakholwa Kuse | SupercampeónOscar Collazo
RegularTakeshi Ishii | Pedro Taduran | Oscar Collazo
InterinoRyūsei Matsumoto | Oscar Collazo | — |