| 1 | Đỗ Quang Hưng | 1:54.86 | 2:02.54 | 1:54.86 2:11.66 2:01.11 — — |
| 2 | Trương Khánh Tùng | 2:12.84 | 2:24.51 | 2:14.48 2:12.84 2:46.20 — — |
| 3 | Ivan Lew Yi Wen (刘义文) | 2:17.12 | 2:25.50 | 2:17.12 2:23.27 2:36.10 — — |
| 4 | Nguyễn An Phong | 2:28.01 | 2:31.50 | 2:32.41 2:34.08 2:28.01 — — |
| 5 | Đặng Trần Diễn | 2:36.63 | 2:46.27 | 2:47.92 2:36.63 2:54.27 — — |
| 6 | Phạm Đức Phước | 2:46.56 | 3:02.37 | 3:25.78 2:46.56 2:54.76 — — |
| 7 | Trần Đình Anh | 3:01.00 | 3:08.49 | 3:08.03 3:01.00 3:16.45 — — |
| 8 | Bùi Hải Long | 2:48.98 | 3:14.50 | 2:48.98 3:00.14 3:54.38 — — |
| 9 | Nông Quốc Duy | 3:09.93 | 3:22.48 | 3:09.93 3:27.76 3:29.76 — — |
| 10 | Nguyễn Nam Phong | 3:37.24 | 3:56.36 | 3:52.92 3:37.24 4:18.91 — — |
| 11 | Đặng Hoàng Sơn | 4:28.03 | 4:35.55 | 4:42.31 4:36.30 4:28.03 — — |
| 12 | Hongyuan Fu (傅泓源) | 4:17.81 | 4:51.32 | 4:58.10 4:17.81 5:18.04 — — |
| 13 | Nguyễn Minh Châu | 4:53.65 | 4:56.67 | 5:02.26 4:54.11 4:53.65 — — |
| 14 | Nguyen Dao Quoc Anh | 5:19.47 | 5:33.58 | 5:28.17 5:19.47 5:53.09 — — |
| 15 | Đào Viết Trọng Khánh | 5:48.51 | 5:51.75 | 5:54.44 5:48.51 5:52.29 — — |