| 1 | Henry Eyles | 39.08 | 39.87 | 39.47 39.08 39.46 40.68 41.77 |
| 2 | Luke Steele | 50.89 | 52.89 | 53.27 50.97 54.44 50.89 1:00.26 |
| 3 | Dwyane Ramos | 49.48 | 53.39 | 49.80 57.08 49.48 53.28 1:01.95 |
| 4 | Ryan Lau | 47.86 | 54.58 | 1:09.02 47.86 51.63 53.63 58.47 |
| 5 | Connor Johnson | 56.40 | 57.79 | 1:00.02 56.78 56.40 56.56 1:00.79 |
| 6 | Zayd Chaudhry | 49.27 | 57.83 | 59.43 49.27 57.23 1:02.64 56.82 |
| 7 | James Dyer | 1:00.15 | 1:06.89 | 1:10.01 1:15.16 1:01.87 1:00.15 1:08.78 |
| 8 | Cooper Jones | 59.52 | 1:09.51 | 1:10.15 1:07.79 1:10.60 59.52 1:16.91 |
| 9 | Dylan Himmelfarb | 1:03.02 | 1:10.82 | 1:03.02 1:07.64 1:23.83 1:11.00 1:13.82 |
| 10 | Zee Capangpangan | 1:07.80 | 1:14.52 | 1:07.80 1:16.81 1:11.60 1:20.85 1:15.14 |
| 11 | Bryn Gordon | 1:07.34 | 1:16.83 | 1:13.83 1:18.22 1:29.80 1:18.45 1:07.34 |
| 12 | Daniel Fraser | 1:09.11 | 1:18.96 | 1:23.94 1:09.11 1:26.36 1:17.91 1:15.03 |
| 13 | Alex Asbery | 1:22.04 | 1:25.94 | 1:25.28 1:22.04 1:28.77 1:36.88 1:23.76 |
| 14 | Beau Brittain-Modesto | 1:21.52 | 1:26.60 | 1:24.65 1:21.52 1:26.74 1:33.19 1:28.42 |
| 15 | Aneurin Hunt | 1:27.43 | 1:35.11 | 1:34.56 1:37.62 1:37.57 1:27.43 1:33.19 |
| 16 | Jaxson Stove | 1:29.95 | 1:38.76 | 1:41.18 1:37.34 1:29.95 1:54.73 1:37.75 |
| 17 | Jack Maddigan | 1:33.43 | 1:39.25 | 1:45.32 1:33.65 1:38.79 1:33.43 DNF |
| 18 | Gabe Smith | 1:32.16 | 1:50.42 | 1:49.57 1:42.70 2:04.52 1:32.16 1:58.99 |
| 19 | Ollie Kimber | 1:40.36 | 1:52.03 | 1:49.58 1:53.66 1:40.36 1:58.08 1:52.86 |
| 20 | Jacob O'Callaghan | 2:07.16 | 2:17.21 | 2:14.13 2:23.16 2:14.35 2:47.64 2:07.16 |
| 21 | Seth Nasol | 1:49.15 | 2:17.76 | 2:23.54 2:23.30 1:49.15 2:18.32 2:11.67 |
| 22 | Joshua Benjamin | 2:07.03 | 2:24.43 | 2:51.49 2:25.38 2:07.03 2:29.74 2:18.16 |
| 23 | Sebastian James | 2:35.01 | — | 2:35.01 3:22.11 — — — |
| 24 | Joel O'Callaghan | 2:52.00 | — | 2:52.00 3:04.65 — — — |
| 25 | Zane Longney | 3:12.13 | — | 3:12.13 3:24.74 — — — |
| 26 | Greg Longney | 7:38.69 | — | 7:38.69 9:21.50 — — — |