| 1 | Dhanasit Srijamorn | 1:27.84 | 1:33.50 | 1:30.64 1:32.96 1:43.21 1:27.84 1:36.90 |
| 2 | Mukund Karthik | 1:29.91 | 1:35.26 | 1:31.51 1:29.91 1:34.47 1:39.81 1:39.86 |
| 3 | Alex Asbery | 1:30.68 | 1:38.45 | 1:30.68 1:43.91 1:34.91 1:36.54 1:50.43 |
| 4 | James Macdiarmid | 1:29.44 | 1:42.82 | 1:45.50 1:29.44 1:47.47 1:40.68 1:42.29 |
| 5 | Logan Ying | 1:37.33 | 1:43.65 | 2:07.10 1:47.97 1:37.33 1:43.68 1:39.29 |
| 6 | Ke Wang (王珂) | 1:38.44 | 1:45.05 | 2:01.26 1:42.73 1:38.44 1:48.35 1:44.07 |
| 7 | Tom Nelson | 1:54.92 | 2:05.16 | 2:17.46 1:54.92 2:05.14 2:03.76 2:06.58 |
| 8 | Christian Houghton | 1:56.30 | 2:05.64 | 2:33.39 1:56.30 1:58.92 1:58.91 2:19.09 |
| 9 | Nathan Chong | 2:00.08 | 2:05.71 | 2:10.23 2:00.08 2:09.49 2:04.76 2:02.87 |
| 10 | Aneurin Hunt | 1:55.77 | 2:08.51 | 2:13.41 1:55.77 DNF 1:56.08 2:16.03 |
| 11 | Jerry Jiang | 2:12.85 | 2:21.44 | 2:22.50 2:20.96 2:25.55 2:20.87 2:12.85 |
| 12 | Alvari Kupari | 1:58.05 | 2:33.71 | 2:31.13 2:40.15 1:58.05 2:36.33 2:33.67 |
| 13 | Jack Cai | 2:24.03 | 2:39.23 | 2:51.70 2:24.03 2:35.55 2:30.43 3:09.00 |
| 14 | Tom Stanton-Barnett | 2:31.72 | 2:41.55 | 2:44.84 2:46.96 2:36.77 2:43.05 2:31.72 |
| 15 | Simon Geertsema | 2:41.76 | 2:51.21 | 3:11.08 2:45.45 2:41.76 3:00.97 2:47.22 |
| 16 | Lee Stanton-Barnett | 2:51.12 | 3:01.93 | 3:02.45 2:53.63 3:15.83 2:51.12 3:09.71 |
| 17 | Fletcher Cutting | 2:40.61 | 3:02.53 | 2:45.79 2:40.61 3:13.12 3:08.68 3:26.16 |
| 18 | William Palmer | 2:52.11 | 3:25.40 | 2:52.11 3:28.12 4:03.51 3:09.56 3:38.51 |
| 19 | Logan Fulton | 3:38.63 | — | 3:58.75 3:38.63 — — — |
| 20 | Lucas O'Connell | DNF | — | DNF DNF — — — |
| 20 | Ossian Lynch | DNF | — | DNF DNF — — — |
| 20 | Tim Xie | DNF | — | DNF DNF — — — |