| 1 | Henry Eyles | 51.13 | 1:00.07 | 1:06.65 1:00.96 52.60 51.13 1:11.17 |
| 2 | James Dyer | 1:04.62 | 1:08.63 | 1:04.62 1:16.34 1:09.09 1:11.52 1:05.28 |
| 3 | Daniel Fraser | 1:02.37 | 1:10.16 | 1:10.80 1:02.37 1:11.17 1:19.29 1:08.50 |
| 4 | Bruno Vervoort | 1:03.30 | 1:11.92 | 1:15.05 1:22.45 1:03.30 1:10.46 1:10.26 |
| 5 | Yinghao Wang (王鹰豪) | 1:09.89 | 1:13.33 | 1:09.89 1:16.72 1:26.27 1:11.35 1:11.93 |
| 6 | Connor Johnson | 1:14.54 | 1:18.22 | 1:22.56 1:14.54 1:19.32 1:16.47 1:18.88 |
| 7 | Rory Bailey | 1:22.65 | 1:28.01 | 1:42.05 1:30.72 1:28.48 1:22.65 1:24.84 |
| 8 | Franklin Y. Yuan | 1:26.68 | 1:31.12 | 1:29.71 1:34.96 1:28.96 1:26.68 1:34.68 |
| 9 | Bryn Gordon | 1:31.39 | 1:43.21 | 1:45.18 1:48.14 1:57.11 1:31.39 1:36.31 |
| 10 | Numair Malik | 1:34.61 | 1:46.55 | 1:57.29 1:44.48 1:40.46 1:54.70 1:34.61 |
| 11 | Jacob Davey | 1:51.16 | 1:56.51 | 1:56.84 1:51.16 1:54.33 1:58.49 1:58.37 |
| 12 | Cooper Jones | 2:02.94 | 2:20.85 | 2:28.19 2:02.94 2:23.92 2:10.45 2:28.43 |
| 13 | Julia Eyles | 2:32.25 | 2:49.49 | 2:53.91 2:32.25 2:53.36 2:43.96 2:51.15 |
| 14 | Jayden Smith | 2:49.44 | 3:10.59 | 3:26.32 3:24.57 2:49.44 3:05.77 3:01.42 |
| 15 | Jack Jenkins | 3:33.92 | — | 3:33.92 3:58.39 — — — |
| 16 | Lucas Harnett | 4:46.04 | — | 4:46.04 DNF — — — |