| POS | Rank | Heat | BIB | ATHLETE | COUNTRY | RESULTS | ms* |
|---|---|---|---|---|---|---|---|
| 1 | 1 | 1 | 3295 | Abderrahman Almoubarrake S ALSALECK |
QAT |
48.38 Q | |
| 2 | 2 | 1 | 1318 | Alison DOS SANTOS |
BRA |
48.42 Q | |
| 3 | 1 | 2 | 2592 | Jaheel HYDE |
JAM |
48.54 Q | |
| 4 | 1 | 5 | 3907 | Rai BENJAMIN |
USA |
48.60 Q | |
| 5 | 2 | 2 | 3968 | Kenneth SELMON |
USA |
48.61 Q | |
| 6 | 1 | 3 | 3086 | Karsten WARHOLM |
NOR |
48.65 Q | |
| 7 | 2 | 5 | 1824 | Rasmus MÄGI |
EST |
48.73 Q | |
| 8 | 1 | 4 | 2456 | Kyron MCMASTER |
IVB |
48.79 Q | |
| 9 | 3 | 1 | 1008 | Abdelmalik LAHOULOU |
ALG |
48.83 Q SB | |
| 10 | 2 | 4 | 3668 | Yasmani COPELLO |
TUR |
49.00 Q | |
| 11 | 2 | 3 | 2341 | Thomas BARR |
IRL |
49.02 Q | |
| 12 | 4 | 1 | 2611 | Kemar MOWATT |
JAM |
49.06 Q | |
| 13 | 3 | 3 | 2439 | Alessandro SIBILIO |
ITA |
49.11 Q | |
| 14 | 3 | 4 | 2626 | Shawn ROWE |
JAM |
49.18 Q SB | |
| 15 | 4 | 3 | 2154 | Luke CAMPBELL |
GER |
49.19 Q SB | |
| 16 | 3 | 2 | 2724 | Hiromu YAMAUCHI |
JPN |
49.21 Q | |
| 17 | 4 | 4 | 3939 | David KENDZIERA |
USA |
49.23 Q | .229 |
| 17 | 5 | 1 | 1979 | Ludvy VAILLANT |
FRA |
49.23 q | .229 |
| 19 | 5 | 3 | 1958 | Wilfried HAPPIO |
FRA |
49.39 q | |
| 20 | 5 | 4 | 2145 | Joshua ABUAKU |
GER |
49.50 q SB | |
| 21 | 3 | 5 | 3444 | Sokwakhana ZAZINI |
RSA |
49.51 Q SB | |
| 22 | 4 | 5 | 3026 | Nick SMIDT |
NED |
49.55 Q | |
| 23 | 5 | 5 | 1637 | Vít MÜLLER |
CZE |
49.59 q | |
| 24 | 6 | 3 | 1333 | Marcio TELES |
BRA |
49.70 SB | |
| 25 | 4 | 2 | 2172 | Constantin PREIS |
GER |
49.73 Q | |
| 26 | 6 | 1 | 2274 | Máté KOROKNAI |
HUN |
49.80 | |
| 27 | 7 | 3 | 1564 | Gerald DRUMMOND |
CRC |
49.92 | |
| 28 | 6 | 5 | 2683 | Takatoshi ABE |
JPN |
49.98 | |
| 29 | 6 | 4 | 2702 | Kazuki KUROKAWA |
JPN |
50.30 | |
| 30 | 5 | 2 | 2962 | Creve Armando MACHAVA |
MOZ |
50.37 SB | |
| 31 | 6 | 2 | 3649 | Mohamed TOUATI |
TUN |
50.58 | |
| 32 | 7 | 4 | 1562 | Jordin ANDRADE |
CPV |
50.64 SB | |
| 33 | 7 | 5 | 2299 | Jabir MADARI PALLIYALIL |
IND |
50.77 | |
| 34 | 7 | 1 | 3602 | Chieh CHEN |
TPE |
50.96 =SB | |
| 35 | 7 | 2 | 1791 | Sergio FERNÁNDEZ |
ESP |
51.51 | |
| 36 | 8 | 2 | 3457 | Ned AZEMIA |
SEY |
51.67 |
ms - Milliseconds - shown when two or more competitors finish with the same time down to hundredths of a second