| POS | Rank | Heat | BIB | ATHLETE | COUNTRY | RESULTS |
|---|---|---|---|---|---|---|
| 1 | 1 | 1 | 2321 | Jayden DAVIS |
USA |
45.79 Q |
| 2 | 1 | 2 | 1983 | Kentaro SHIRAHATA |
JPN |
46.30 Q PB |
| 3 | 1 | 3 | 2341 | Sidi NJIE |
USA |
46.56 Q |
| 4 | 2 | 3 | 1548 | Terrell THORNE |
AUS |
46.66 Q |
| 5 | 2 | 2 | 1873 | Árpád KOVÁCS |
HUN |
46.70 Q |
| 6 | 3 | 3 | 2045 | Walid EL BOUSSIRI |
MAR |
46.73 q PB |
| 7 | 3 | 2 | 1887 | Jay KUMAR |
IND |
46.96 q PB |
| 8 | 2 | 1 | 2197 | Udeme OKON |
RSA |
47.08 Q |
| 9 | 4 | 2 | 2152 | Jarell CRUZ |
PUR |
47.26 |
| 10 | 3 | 1 | 1592 | Vinícius MOURA |
BRA |
47.29 |
| 11 | 5 | 2 | 2084 | Gafari BADMUS |
NGR |
47.43 |
| 12 | 6 | 2 | 1576 | Enerst KUMEVU |
BOT |
47.55 |
| 13 | 4 | 1 | 1945 | Kemarrio BYGRAVE |
JAM |
47.56 |
| 14 | 5 | 1 | 2139 | Jakub SZARAPO |
POL |
47.57 |
| 15 | 7 | 2 | 1926 | Simone GILIBERTO |
ITA |
47.73 |
| 16 | 4 | 3 | 2221 | G.W.Jathya KIRULU |
SRI |
47.85 |
| 17 | 6 | 1 | 1533 | Jett GRUNDY |
AUS |
48.08 |
| 18 | 5 | 3 | 1979 | Ryota OISHI |
JPN |
48.09 |
| 19 | 6 | 3 | 1811 | Max HUSEMANN |
GER |
48.77 |
| 20 | 7 | 1 | 1902 | Sean DOGGETT |
IRL |
50.33 |
| 1 | 2277 | Jaden CLEMENT |
TTO |
DNF | ||
| 2 | 1853 | Malachi AUSTIN |
GUY |
DNF | ||
| 3 | 1635 | Haoran FU |
CHN |
DNS | ||
| 3 | 2132 | Michał KIJEWSKI |
POL |
DNS |