| Order / Lane | Bib | ATHLETE | COUNTRY | PB | SB 2022 | 
|---|---|---|---|---|---|
| 1 | 363 | Kajetan DUSZYŃSKI | 
                             
                            POL
                         | 
                            44.92 | 46.71 | 
| 2 | 299 | Mikhail LITVIN | 
                             
                            KAZ
                         | 
                            45.25 | 46.26 | 
| 3 | 175 | Benjamin Lobo VEDEL | 
                             
                            DEN
                         | 
                            45.85 | 45.94 | 
| 4 | 437 | Jereem RICHARDS | 
                             
                            TTO
                         | 
                            45.21 | 45.83 | 
| 5 | 469 | Marqueze WASHINGTON | 
                             
                            USA
                         | 
                            45.24 | 46.15 | 
| 6 | 133 | Julien WATRIN | 
                             
                            BEL
                         | 
                            45.56 | 45.88 | 
| Order / Lane | Bib | ATHLETE | COUNTRY | PB | SB 2022 | 
|---|---|---|---|---|---|
| 1 | 187 | Bruno HORTELANO-ROIG | 
                             
                            ESP
                         | 
                            44.69 | 46.02 | 
| 2 | 402 | Boško KIJANOVIĆ | 
                             
                            SRB
                         | 
                            46.22 | 46.22 | 
| 3 | 293 | Christopher TAYLOR | 
                             
                            JAM
                         | 
                            44.79 | 46.38 | 
| 4 | 444 | Trevor BASSITT | 
                             
                            USA
                         | 
                            45.27 | 45.36 | 
| 5 | 171 | Patrik Å ORM | 
                             
                            CZE
                         | 
                            45.41 | 45.99 | 
| 6 | 421 | Carl BENGTSTRÖM | 
                             
                            SWE
                         | 
                            45.91 | 45.91 |