| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 1538 | TJ HOLMES |
USA
|
50.80 Q | 0.198 |
| 2 | 697 | Jonas Hanssen |
GER
|
50.93 Q | 0.165 |
| 3 | 940 | Yusuke Sakanashi |
JPN
|
51.68 | 0.148 |
| 4 | 832 | Luca Cacopardo |
ITA
|
51.90 | 0.174 |
| 5 | 286 | Jucian Rafael ALCANTARA PEREIRA |
BRA
|
51.98 | 0.244 |
| 6 | 451 | Lukáš HODBOĎ |
CZE
|
52.75 | 0.173 |
| 7 | 315 | Jordan Sherwood |
CAN
|
53.41 | 0.140 |
| 8 | 883 | Okeen Williams |
JAM
|
56.37 | 0.200 |
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 882 | Jaheel HYDE |
JAM
|
50.77 Q | 0.189 |
| 2 | 428 | José Luis Gaspar |
CUB
|
51.37 Q | 0.191 |
| 3 | 374 | Guozhong Wang |
CHN
|
51.61 | 0.150 |
| 4 | 230 | Rivaldo Leacock |
BAR
|
52.16 | 0.221 |
| 5 | 1037 | Avotriniaina Rakotoarimiandry |
MAD
|
52.33 | 0.156 |
| 6 | 143 | Bryce Collins |
AUS
|
52.62 | 0.152 |
| 7 | 663 | Jacob Paul |
GBR
|
54.36 | 0.174 |
| 8 | 853 | Francesco Proietti |
ITA
|
55.28 | 0.182 |
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 303 | Ali Khamis Khamis |
BRN
|
49.93 Q NJR | 0.164 |
| 2 | 1263 | Ruan Mentz |
RSA
|
51.03 Q | 0.161 |
| 3 | 426 | Leandro Zamora |
CUB
|
51.30 q | 0.170 |
| 4 | 379 | Sihang Yi |
CHN
|
51.39 q PB | 0.171 |
| 5 | 1084 | Creve Armando MACHAVA |
MOZ
|
51.97 PB | 0.219 |
| 6 | 1557 | Kenneth SELMON |
USA
|
52.18 | 0.216 |
| 7 | 318 | Jared Kerr |
CAN
|
52.91 | 0.172 |
| 8 | 456 | Martin TUÄŒEK |
CZE
|
53.17 | 0.159 |