| POS | Rank | Heat | BIB | ATHLETE | COUNTRY | RESULTS | ms* |
|---|---|---|---|---|---|---|---|
| 1 | 1 | 5 | 2417 | Khallifah ROSSER |
USA |
48.62 Q | |
| 2 | 1 | 4 | 1785 | Rasmus MÄGI |
EST |
48.78 Q | |
| 3 | 1 | 1 | 2357 | Rai BENJAMIN |
USA |
49.06 Q | |
| 4 | 2 | 4 | 1973 | Thomas BARR |
IRL |
49.15 Q SB | |
| 5 | 3 | 4 | 1699 | Gerald DRUMMOND |
CRC |
49.16 Q | |
| 6 | 4 | 4 | 2353 | Trevor BASSITT |
USA |
49.17 Q | |
| 7 | 1 | 3 | 2197 | Karsten WARHOLM |
NOR |
49.34 Q SB | |
| 8 | 5 | 4 | 1861 | Alastair CHALMERS |
GBR |
49.37 q | |
| 9 | 1 | 2 | 1611 | Alison DOS SANTOS |
BRA |
49.41 Q | |
| 10 | 2 | 2 | 2032 | Kemar MOWATT |
JAM |
49.44 Q | |
| 11 | 6 | 4 | 2037 | Shawn ROWE |
JAM |
49.51 q | |
| 12 | 2 | 1 | 1506 | Abdelmalik LAHOULOU |
ALG |
49.58 Q | |
| 13 | 3 | 2 | 1832 | Wilfried HAPPIO |
FRA |
49.60 Q | |
| 14 | 2 | 5 | 2157 | Ramsey ANGELA |
NED |
49.62 Q | |
| 15 | 3 | 5 | 2296 | Carl BENGTSTRÖM |
SWE |
49.64 Q | .640 |
| 15 | 3 | 1 | 2179 | Ezekiel NATHANIEL |
NGR |
49.64 Q | .640 |
| 17 | 4 | 2 | 2168 | Nick SMIDT |
NED |
49.80 Q | |
| 18 | 2 | 3 | 1586 | Julien WATRIN |
BEL |
49.83 Q | .822 |
| 19 | 7 | 4 | 2327 | Yasmani COPELLO |
TUR |
49.83 q | .830 |
| 20 | 4 | 5 | 2013 | Kyron MCMASTER |
IVB |
49.98 Q | |
| 21 | 4 | 1 | 2061 | Kazuki KUROKAWA |
JPN |
50.02 Q | |
| 22 | 3 | 3 | 2029 | Jaheel HYDE |
JAM |
50.03 Q | |
| 23 | 5 | 2 | 2272 | Sokwakhana ZAZINI |
RSA |
50.09 q | |
| 24 | 5 | 5 | 2000 | Mario LAMBRUGHI |
ITA |
50.18 | .175 |
| 25 | 5 | 5 | 1754 | Pablo Andres IBAÑEZ GUEVARA |
ESA |
50.18 | .175 |
| 26 | 4 | 3 | 2099 | Moitalel MPOKE |
KEN |
50.19 Q | |
| 27 | 5 | 1 | 2313 | Chieh CHEN |
TPE |
50.28 | |
| 28 | 5 | 3 | 2287 | Julien BONVIN |
SUI |
50.40 | |
| 29 | 6 | 2 | 2059 | Takayuki KISHIMOTO |
JPN |
50.66 | |
| 30 | 7 | 5 | 1717 | VÃt MÜLLER |
CZE |
50.71 | |
| 31 | 7 | 2 | 1958 | Jabir MADARI PALLIYALIL |
IND |
50.76 | |
| 32 | 6 | 1 | 1880 | Chris MCALISTER |
GBR |
51.55 | |
| 33 | 8 | 4 | 1630 | Mahau SUGUIMATI |
BRA |
52.43 | |
| 34 | 6 | 3 | 2276 | Ned AZEMIA |
SEY |
53.07 | |
| 35 | 7 | 3 | 1741 | Juander SANTOS |
DOM |
58.80 | |
| 1 | 1698 | Jordin ANDRADE |
CPV |
DNF | |||
| 1 | 2288 | Dany BRAND |
SUI |
DNS |
ms - Milliseconds - shown when two or more competitors finish with the same time down to hundredths of a second