Kharitonov checked in at 238.6 pounds, while Vassell tipped the scales at 260.2 pounds. Vassell, a former light heavyweight title challenger, weighed 246.7 pounds for his heavyweight debut at Bellator 218 this past March.
Bellator 234 takes place at Menora Mivtachim Arena in Tel Aviv, Israel on Thursday, but the main card airs via tape delay in the United States on Paramount Network and Dazn at 9 p.m. ET/8 p.m. CT. Prelims stream immediately prior on Bellator.com, Dazn and the Bellator Mobile App at 6 p.m. ET.
Kharitonov is unbeaten in his last eight professional appearances, a stretch that does include two bouts that ended via non contest. Most recently, the 39-year-old Russian scored a second-round technical knockout of Matt Mitrione at Bellator 225 on Aug. 24.
Vassell, meanwhile, is currently on a three-fight losing streak under the Bellator MMA banner. The 36-year-old Englishman moved to heavyweight in his last outing at Bellator 218, where he dropped a unanimous verdict to Valentin Moldavsky.
Bellator 234 Weigh-in Results:
Sergei Kharitonov (238.6) vs. Linton Vassell (260.2)
Roger Huerta (155.6) vs. Sidney Outlaw (156)
Aviv Gozali (156) vs. Zaka Fatullazade (152.6)
Haim Gozali (170.2) vs. Artur Pronin (171)
Austin Vanderford (184.2) vs. Grachik Bozinyan (185.8)
Olga Rubin (145.4) vs. Sinead Kavanagh (145.4)
Robson Gracie Jr. (170.8) vs. Ameer Basheer (173.4)
Adam Keresh (256.5) vs. Vladimir Fedin (217.2)
Simon Smotritsky (170.4) vs. Ilya Gladkiy (169.2)
Gustavo Wurlitzer (158.8) vs. Vuqar Keramov (157.8)
Kirill Medvedovsky (157) vs. Akhmed Fararzha (151.6)
Raz Bring (135.6) vs. Nazariy Danylyuk (134.2)
Ofir Leibel (154.4) vs. Michael Dulger (153.6)
Ron Becker (135.8) vs. Artem Kazartsev (132.2)
Ben Cohen (134) vs. Maxim Tkachuk (132.4)
Eli Aronov (202.8) vs. Sari Hleihil (197)
Itay Lipszyc (125.2) vs. Itzik Yakobov (123)
Nika Ben Tuashy (171) vs. Rafael Aronov (169.8)
Nizim Rosales (221) vs. Noam Voldman (219.4)
Itay Tratner (144) vs. Elias Mamadov (144.6)
Tomer Maslis (168.4) vs. David Malka (164.2)