| 1 | Emmanuel Kao | 1:45.57 | 1:52.63 | 1:52.94 1:59.39 1:45.57 — — |
| 2 | Ping-Yueh Huang (黃品越) | 2:06.40 | 2:14.03 | 2:18.75 2:16.94 2:06.40 — — |
| 3 | Carmen Teo Bin Jie (张斌婕) | 2:13.97 | 2:21.37 | 2:13.97 2:26.50 2:23.63 — — |
| 4 | Tristan Chua Yong | 2:16.30 | 2:29.96 | 2:36.78 2:16.30 2:36.80 — — |
| 5 | Ng Jia Quan (黄佳铨) | 2:18.04 | 2:32.98 | 2:39.89 2:41.01 2:18.04 — — |
| 6 | Lim Chun Yik (林峻毅) | 2:15.54 | 2:34.97 | 2:33.37 2:15.54 2:56.00 — — |
| 7 | Koh Zi Yi | 2:34.74 | 2:44.30 | 2:34.74 2:48.21 2:49.95 — — |
| 8 | Wong Chong Wen (黄崇文) | 2:23.60 | 2:46.90 | 2:38.54 2:23.60 3:18.56 — — |
| 9 | Koh Zi Qian | 2:45.82 | 2:54.01 | 3:00.04 2:45.82 2:56.17 — — |
| 10 | Lee Yu Zhe | 2:49.52 | 2:57.16 | 2:49.52 3:01.80 3:00.16 — — |
| 11 | Aidan Loh Kai Ye | 3:04.40 | 3:08.14 | 3:04.40 3:05.74 3:14.27 — — |
| 12 | Chang Hong Liang (张泓量) | 3:10.78 | 3:14.90 | 3:10.78 3:16.34 3:17.58 — — |
| 13 | Samuel Lai (赖文辉) | 3:00.89 | 3:17.05 | 3:21.91 3:28.34 3:00.89 — — |
| 14 | Nigel Sim | 3:10.21 | 3:21.97 | 3:26.08 3:10.21 3:29.62 — — |
| 15 | Liu Yik Yung (劉益融) | 3:43.77 | 3:55.24 | 4:03.40 3:43.77 3:58.56 — — |
| 16 | Tan Wee Hin | 4:01.00 | 4:02.63 | 4:05.60 4:01.28 4:01.00 — — |
| 17 | Anders Neo Shao Quan | 3:44.60 | 4:07.29 | 4:32.25 4:05.01 3:44.60 — — |
| 18 | Advay Hari | 4:30.79 | 4:46.68 | 4:54.67 4:54.58 4:30.79 — — |
| 19 | Edward Carew-Jones | 6:42.80 | — | 6:42.80 — — — — |
| 20 | Giorgio Lau Guan Xing | 7:35.62 | — | 7:35.62 — — — — |