| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 836 | Mohamed Fares JLASSI |
TUN
|
50.82 Q NU20R | 0.154 |
| 2 | 567 | Yoshiro Watanabe |
JPN
|
50.95 Q | 0.140 |
| 3 | 473 | Santhosh Kumar TAMILARASAN |
IND
|
51.54 | 0.210 |
| 4 | 778 | Ned AZEMIA |
SEY
|
51.64 | 0.227 |
| 5 | 526 | Gabriele Montefalcone |
ITA
|
51.70 | 0.216 |
| 6 | 239 | Hrvoje Cukman |
CRO
|
51.82 PB | 0.248 |
| 7 | 222 | Yijie Wang |
CHN
|
52.28 | 0.166 |
| 8 | 640 | Mohamed Reda Elbilaoui |
MAR
|
53.49 | 0.144 |
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 530 | Kyron MCMASTER |
IVB
|
50.49 Q SB | 0.177 |
| 2 | 218 | Debin Gong |
CHN
|
51.25 Q | 0.239 |
| 3 | 532 | Timor Barrett |
JAM
|
51.38 PB | 0.180 |
| 4 | 623 | Maksims Sincukovs |
LAT
|
51.89 PB | 0.158 |
| 5 | 148 | Rivaldo Leacock |
BAR
|
52.22 | 0.218 |
| 6 | 602 | Hyunbin Kim |
KOR
|
52.57 | 0.178 |
| 7 | 196 | Callum Macnab |
CAN
|
53.85 | 0.150 |
| 457 | Aftab Alam |
IND
|
DQ R163.3(a) | 0.172 | |
| 766 | Kefilwe Mogawane |
RSA
|
DNF | 0.167 |
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 539 | Jaheel HYDE |
JAM
|
49.77 Q | 0.153 |
| 2 | 901 | Taylor MCLAUGHLIN |
USA
|
50.25 Q | 0.164 |
| 3 | 568 | Tatsuhiro YAMAMOTO |
JPN
|
50.84 q PB | 0.136 |
| 4 | 186 | Mikael de Jesús |
BRA
|
50.86 q | 0.177 |
| 5 | 137 | Dominik Hufnagl |
AUT
|
51.04 PB | 0.161 |
| 6 | 346 | Victor COROLLER |
FRA
|
51.35 | 0.155 |
| 7 | 803 | Viktor Nylander |
SWE
|
52.79 | 0.176 |
| 8 | 257 | Matej Mach |
CZE
|
53.49 | 0.139 |