The weigh-ins took place at the host hotel. The O2 Arena hosts Saturday’s card, which streams on ESPN+.
Among those weighing in were Alexander Volkov (34-9 MMA, 8-3 UFC) and Tom Aspinall (11-2 MMA, 4-0 UFC), who meet in the heavyweight main event, as well as featherweight co-headliners Arnold Allen (17-1 MMA, 8-0 UFC) and Dan Hooker (21-11 MMA, 11-7 UFC).
The full UFC Fight Night 203 weigh-in results include:
MAIN CARD (ESPN+, 4 p.m. ET)
- Alexander Volkov (253) vs. Tom Aspinall (252)
- Arnold Allen (146) vs. Dan Hooker (145)
- Paddy Pimblett (155) vs. Kazula Vargas (155)
- Gunnar Nelson (171) vs. Takashi Sato
- (170) Luana Carolina (126) vs. Molly McCann (125)
- Jai Herbert (155) vs. Ilia Topuria (156)
PRELIMINARY CARD (ESPN+, 1 p.m. ET)
- Makwan Amirkhani (146) vs. Mike Grundy (145)
- Shamil Abdurakhimov (258) vs. Sergei Pavlovich (254)
- Paul Craig (206) vs. Nikita Krylov (205)
- Jack Shore (136) vs. Timur Valiev (136)
- Cory McKenna (115) vs. Elise Reed (115)
- Cody Durden (126) vs. Muhammad Mokaev (125)