| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 670 | Martin Manley | 
                                         
                                        JAM
                                     | 
                                    47.14 | 0.172 | 
| 2 | 584 | Benjamin Lobo Vedel | 
                                         
                                        DEN
                                     | 
                                    47.27 | 0.167 | 
| 3 | 603 | Jesús Serrano | 
                                         
                                        ESP
                                     | 
                                    48.13 | 0.165 | 
| 4 | 818 | Andrew James | 
                                         
                                        USA
                                     | 
                                    49.06 | 0.254 | 
| 5 | 691 | Mingi Choi | 
                                         
                                        KOR
                                     | 
                                    49.30 | 0.153 | 
| 6 | 641 | Jason Yaw | 
                                         
                                        GUY
                                     | 
                                    49.41 | 0.167 | 
| 7 | 648 | Mohammadreza Rahmani | 
                                         
                                        IRI
                                     | 
                                    50.37 | 0.174 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 613 | Gemechu Alemu | 
                                         
                                        ETH
                                     | 
                                    47.42 PB | 0.212 | 
| 2 | 529 | Henri Delauze | 
                                         
                                        BAH
                                     | 
                                    47.44 | 0.290 | 
| 3 | 796 | Kashief King | 
                                         
                                        TTO
                                     | 
                                    48.66 | 0.186 | 
| 4 | 782 | Vitsanu Phosri | 
                                         
                                        THA
                                     | 
                                    48.96 | 0.190 | 
| 5 | 790 | Tzu-Yao Chou | 
                                         
                                        TPE
                                     | 
                                    50.01 | 0.170 | 
| 6 | 580 | Harold Estiven Maturana | 
                                         
                                        COL
                                     | 
                                    51.35 | 0.175 | 
| 7 | 765 | Malolefoua Hercules Posini | 
                                         
                                        SAM
                                     | 
                                    52.55 | 0.207 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 546 | Karabo Sibanda | 
                                         
                                        BOT
                                     | 
                                    47.43 | 0.199 | 
| 2 | 688 | Ian Mutuku | 
                                         
                                        KEN
                                     | 
                                    47.56 | 0.188 | 
| 3 | 549 | Anderson Cerqueira | 
                                         
                                        BRA
                                     | 
                                    48.07 | 0.217 | 
| 4 | 520 | Michael Mullett | 
                                         
                                        AUS
                                     | 
                                    48.24 | 0.202 | 
| 5 | 748 | Ezequiel Suárez | 
                                         
                                        PUR
                                     | 
                                    48.53 PB | 0.173 | 
| 6 | 738 | Pawel Chmiel | 
                                         
                                        POL
                                     | 
                                    49.42 | 0.189 | 
| 7 | 824 | Tikie Terry Mael | 
                                         
                                        VAN
                                     | 
                                    50.40 PB | 0.184 |