| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 164 | Stef Vanhaeren |
BEL
|
50.91 Q PB | 0.182 |
| 2 | 498 | Leslie Murray |
ISV
|
51.25 Q SB | 0.157 |
| 3 | 185 | Hederson Estefani |
BRA
|
51.59 | 0.215 |
| 4 | 424 | Tobias Giehl |
GER
|
51.77 SB | 0.224 |
| 5 | 832 | Zied Azizi |
TUN
|
51.84 PB | 0.192 |
| 6 | 634 | Juan Stenner |
MEX
|
52.61 | 0.183 |
| 7 | 812 | Chieh CHEN |
TPE
|
52.98 | 0.180 |
| 8 | 773 | Amadou Ndiaye |
SEN
|
54.40 SB | 0.165 |
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 541 | Takatoshi ABE |
JPN
|
50.45 Q SB | 0.193 |
| 2 | 436 | Varg Königsmark |
GER
|
50.87 Q PB | 0.220 |
| 3 | 782 | Emir Bekric |
SRB
|
50.91 q NJ | 0.177 |
| 4 | 182 | João Vitor DE OLIVEIRA |
BRA
|
52.53 | 0.158 |
| 5 | 511 | Francesco Patano |
ITA
|
52.61 | 0.233 |
| 6 | 672 | Michael Cochrane |
NZL
|
52.71 | 0.159 |
| 7 | 877 | Sheroid Evans |
USA
|
53.03 | 0.155 |
| 8 | 569 | Jeremiah Kipkorir Mutai |
KEN
|
55.02 | 0.175 |
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 824 | Jehue Gordon |
TTO
|
50.54 Q | 0.207 |
| 2 | 394 | Jack Green |
GBR
|
51.14 Q | 0.171 |
| 3 | 576 | Bonface Mucheru |
KEN
|
51.22 q | 0.201 |
| 4 | 500 | José Reynaldo Bencosme De Leon |
ITA
|
52.15 | 0.174 |
| 5 | 304 | Xavier Carrión |
ESP
|
52.33 | 0.171 |
| 6 | 489 | Patrick Maher |
IRL
|
52.46 | 0.198 |
| 7 | 668 | Øyvind Strømmen KJERPESET |
NOR
|
53.33 | 0.177 |
| 8 | 788 | Jonathan Puemi |
SUI
|
53.95 | 0.175 |