| 1 | Dwyane Ramos | 1:25.75 | 1:31.90 | 1:33.34 1:25.75 1:36.60 — — |
| 2 | Richard Yiheng Tao | 1:25.76 | 1:33.76 | 1:40.89 1:34.64 1:25.76 — — |
| 3 | Levi Eyou | 1:33.56 | 1:41.43 | 1:48.19 1:33.56 1:42.55 — — |
| 4 | Kalvin Lum | 1:49.99 | 1:53.10 | 1:49.99 1:55.94 1:53.38 — — |
| 5 | James Dyer | 1:54.38 | 1:58.04 | 2:01.42 1:54.38 1:58.33 — — |
| 6 | Elyas Eyou | 1:54.54 | 2:01.52 | 2:05.04 2:04.98 1:54.54 — — |
| 7 | Brandon Harris | 1:52.58 | 2:02.96 | 1:52.58 2:07.56 2:08.73 — — |
| 8 | Jack McDougall | 1:59.87 | 2:04.37 | 2:01.74 1:59.87 2:11.50 — — |
| 9 | Oliver Gracewood | 2:05.98 | 2:11.84 | 2:22.18 2:07.35 2:05.98 — — |
| 10 | Alex Asbery | 2:13.63 | 2:26.32 | 2:13.63 2:28.74 2:36.58 — — |
| 11 | Kyle Jones | 2:19.44 | 2:26.61 | 2:27.17 2:33.23 2:19.44 — — |
| 12 | Yuki Gao | 2:22.52 | 2:28.27 | 2:22.52 2:27.01 2:35.28 — — |
| 13 | Ashley Foster | 2:28.18 | 2:35.76 | 2:28.18 2:31.89 2:47.20 — — |
| 14 | Xavier Courteau-Laing | 2:24.29 | 2:42.60 | 2:45.85 2:24.29 2:57.66 — — |
| 15 | James Moore | 2:47.90 | 2:49.45 | 2:50.96 2:47.90 2:49.50 — — |
| 16 | Dylan Himmelfarb | 2:49.52 | 2:51.51 | 2:55.47 2:49.52 2:49.55 — — |
| 17 | Aneurin Hunt | 2:40.47 | 2:52.85 | 2:40.47 3:00.17 2:57.90 — — |
| 18 | Jack Maddigan | 2:54.51 | 3:06.94 | 3:06.52 3:19.79 2:54.51 — — |
| 19 | Thomas Swarbrick | 2:57.92 | 3:11.96 | 3:01.11 2:57.92 3:36.84 — — |
| 20 | Eunwoo Ahn (안은우) | 3:01.09 | 3:14.06 | 3:01.09 3:22.18 3:18.92 — — |
| 21 | Luke Steele | 2:55.34 | 3:20.45 | 3:23.81 2:55.34 3:42.19 — — |
| 22 | Kaiden Ziegler | 3:41.11 | 3:52.91 | 3:41.11 4:15.91 3:41.72 — — |
| 23 | Riley Wicks | 2:16.38 | DNF | 2:36.96 DNF 2:16.38 — — |
| 24 | Benjamin Gardner | 4:31.67 | — | 4:31.67 — — — — |
| 25 | Thomas Kilbey | 5:16.22 | — | 5:16.22 — — — — |
| 26 | Richie Gill | 7:40.12 | — | 7:40.12 — — — — |
| 27 | John Cook | 8:07.27 | — | 8:07.27 — — — — |
| 28 | Adam Edward John Tasker | 9:41.51 | — | 9:41.51 — — — — |