| POS | Rank | Heat | BIB | ATHLETE | COUNTRY | RESULTS | ms* |
|---|---|---|---|---|---|---|---|
| 1 | 1 | 5 | 1757 | Antti SAINIO |
FIN |
51.19 Q | |
| 2 | 1 | 3 | 1967 | Kairi GONDA |
JPN |
51.21 Q | |
| 3 | 1 | 7 | 1971 | Kyo KIKUTA |
JPN |
51.24 Q | |
| 4 | 1 | 6 | 2190 | Njabulo MBATHA |
RSA |
51.42 Q | .414 |
| 5 | 1 | 2 | 1966 | Daniel WRIGHT |
JAM |
51.42 Q | .417 |
| 6 | 2 | 2 | 1637 | Jingwei GUO |
CHN |
51.72 Q | |
| 7 | 2 | 6 | 1698 | Joel VON DE AHÉ |
DEN |
51.80 Q NU20R | |
| 8 | 2 | 3 | 1790 | Sam LUNT |
GBR |
51.87 Q | |
| 9 | 2 | 5 | 2360 | Premier WYNN |
USA |
51.89 Q | |
| 10 | 3 | 2 | 2214 | Mitja ZUBIN |
SLO |
51.90 Q | |
| 11 | 1 | 4 | 2340 | Vance NILSSON |
USA |
51.98 Q | |
| 12 | 4 | 2 | 2222 | Akalanka KUDA LIYANAGE |
SRI |
52.04 q | |
| 13 | 3 | 6 | 2065 | Maximiliano NUÑEZ |
MEX |
52.09 Q | .082 |
| 14 | 3 | 5 | 2059 | Jose Eduardo AGUADO |
MEX |
52.09 Q | .084 |
| 15 | 4 | 6 | 1963 | Trevoy SMITH |
JAM |
52.15 q | |
| 16 | 4 | 5 | 2283 | Cheyne WEST |
TTO |
52.18 q PB | |
| 17 | 1 | 1 | 1681 | Michal RADA |
CZE |
52.26 Q | |
| 18 | 2 | 4 | 1901 | Fintan DEWHIRST |
IRL |
52.39 Q | |
| 19 | 3 | 3 | 2014 | Ali Abdulfattah ALRUMAYH |
KSA |
52.43 Q PB | |
| 20 | 2 | 7 | 1709 | Joaquin ALONSO |
ESP |
52.47 Q | |
| 21 | 4 | 3 | 1900 | David DAVITT |
IRL |
52.51 | .509 |
| 22 | 3 | 7 | 1835 | Vladimiros ANDREADIS |
GRE |
52.51 Q | .510 |
| 23 | 5 | 3 | 2050 | Zakaria SABIR |
MAR |
52.56 PB | |
| 24 | 2 | 1 | 1626 | Ramón FUENZALIDA |
CHI |
52.58 Q | |
| 25 | 5 | 5 | 2048 | Oussama FAGRACH |
MAR |
52.67 PB | |
| 26 | 3 | 4 | 1584 | Lucas DE ALMEIDA |
BRA |
52.76 Q | |
| 27 | 5 | 6 | 2170 | David Stefan DAMIAN |
ROU |
52.79 | |
| 28 | 3 | 1 | 1914 | Paolo BOLOGNESI |
ITA |
52.84 Q | .834 |
| 29 | 6 | 5 | 1537 | Matthew HUNT |
AUS |
52.84 | .838 |
| 30 | 4 | 1 | 1896 | Murad Kalubhai SIRMAN |
IND |
52.85 | |
| 31 | 4 | 4 | 2071 | Edio MUSSACATE |
MOZ |
53.15 | |
| 32 | 6 | 3 | 1908 | Abbas Oudah ALKHAWAF |
IRQ |
53.46 | |
| 33 | 5 | 1 | 2055 | Muh. Aiman NAJMI |
MAS |
53.47 | |
| 34 | 4 | 7 | 2015 | Naif Rashid ALSUBAIE |
KSA |
53.56 | |
| 35 | 6 | 6 | 1655 | Jose David MOSQUERA |
COL |
53.61 | |
| 36 | 5 | 2 | 2274 | Dorian CHARLES |
TTO |
53.65 | |
| 37 | 7 | 3 | 2365 | Roineld LARA |
VEN |
53.69 | |
| 38 | 5 | 4 | 2243 | Alexis PERROUD |
SUI |
53.74 | |
| 39 | 6 | 2 | 1878 | Karthik Raja ARUMUGAM |
IND |
53.75 | |
| 40 | 7 | 5 | 2090 | Oseiwe SALAMI |
NGR |
54.06 | |
| 41 | 7 | 2 | 2159 | Mahamat Abakar ABDRAHMAN |
QAT |
54.26 | |
| 42 | 6 | 1 | 1907 | Muqtada Ali AI-HIAICH |
IRQ |
54.33 | |
| 43 | 7 | 1 | 2248 | Colin ZUMBÜHL |
SUI |
54.42 | |
| 44 | 7 | 6 | 2166 | Mahamat Moussa Abdallah MAHAMOUD |
QAT |
54.44 | |
| 45 | 8 | 5 | 1501 | Ziad BOUHADDAD |
ALG |
54.62 | |
| 46 | 8 | 2 | 2122 | Evian Mateo SOLORZANO |
PER |
59.10 PB | |
| 7 | 2195 | Ntiyiso NKANYANI |
RSA |
DNF | |||
| 7 | 2006 | Jeong-hyun KIM |
KOR |
DNF | |||
| 7 | 1940 | Giulio VANARELLI |
ITA |
DNF | |||
| 4 | 1646 | Xinfeng XU |
CHN |
DNS | |||
| 4 | 1503 | Abdennour BOURMAKI |
ALG |
DNS | |||
| 1 | 1766 | Thomas CANIVET |
FRA |
DNS | |||
| 3 | 2039 | David FRIEDERICH |
LUX |
DNS |
ms - Milliseconds - shown when two or more competitors finish with the same time down to hundredths of a second