Both headliners had no trouble getting within the championship limit of their weight class, showing 65.5 kg (144.5 lbs) each.
The only Russian participant of the numbered event, middleweight Roman Kopylov, who opens the main card of the tournament with his bout, successfully managed the weightlifting, recording 83.9 kg (185 lbs.). His opponent, American Anthony Hernandez, made 84.1 kg (185.5 lbs.).
A few minutes before the weigh-in, officials of the organization announced that the heavyweight fight between Marcos Rogerio de Lima and Justin Tafa, announced as part of the preliminary card of the tournament, was canceled due to an injury to the latter.
All weigh-in results:
Main fights
(C) Aleksander Volkanovski (144.5) – Ilia Topuria (144.5) – featherweight title fight
Paulo Costa (185.5) – Robert Whittaker (185.5)
Ian Machado Garry (170.5) – Jeff Neal (170.5)
Henry Sehudo (135) – Merab Dvalishvili (135)
Anthony Hernandez (185.5) – Roman Kopylov (185)
Preliminary bouts
Mackenzie Dern (116) – Amanda Lemos (115.5)
Rinya Nakamura (135.5) – Carlos Vera (135.5)
Minyan Zhang (204.5) – Brandson Ribeiro (205.5)
Danny Barlow (171) – Josh Quinlan (169)
Early prelim fights
Oban Elliott (170.5) – Valentine Woodburn (169.5)
Andrea Lee (125.5) – Miranda Maverick (126)
The weigh-in ceremony will take place on February 17 at 04:00 Moscow time: