| 1 | Pedro Paulo Lima Sasaki | 1:43.88 | 1:45.83 | 1:48.82 1:43.88 1:44.78 — — |
| 2 | Rafael Carreiro Campos | 1:47.37 | 1:50.78 | 1:47.37 1:49.87 1:55.11 — — |
| 3 | Tiago Akihiro Fujita | 1:49.53 | 1:53.26 | 1:54.82 1:55.42 1:49.53 — — |
| 4 | Ana Beatriz M. Tannenbaum | 1:52.96 | 2:00.80 | 2:04.31 1:52.96 2:05.12 — — |
| 5 | Caio Hideaki Sato | 1:57.39 | 2:03.30 | 1:57.39 2:11.54 2:00.97 — — |
| 6 | Pedro Henrique Maciel Ceccopieri Belo (陈昊然) | 2:23.47 | 2:28.67 | 2:32.02 2:23.47 2:30.53 — — |
| 7 | Gabriel Vasconcellos Zavrisko dos Santos | 2:42.10 | 2:59.95 | 3:08.47 3:09.28 2:42.10 — — |
| 8 | Beatriz Hernandes Bernardes | 2:55.36 | 2:59.97 | 3:05.37 2:59.18 2:55.36 — — |
| 9 | Lucas Ichiro Yunomae | 1:48.13 | 3:05.21 | 1:50.46 1:48.13 5:37.04 — — |
| 10 | Henrique Luiz Souza de Oliveira | 2:57.35 | 3:12.87 | 3:31.15 3:10.11 2:57.35 — — |
| 11 | Andrew Surine | 3:41.30 | 3:46.97 | 3:54.69 3:41.30 3:44.92 — — |
| 12 | Kauã S. Andrade | 4:10.82 | 4:39.08 | 4:20.08 4:10.82 5:26.33 — — |
| 13 | Marco Termini Boccardo | 4:36.03 | 5:00.32 | 4:36.03 4:53.93 5:30.99 — — |
| 14 | Henrique Pereira Souza Lima | 7:46.76 | — | 7:46.76 — — — — |
| 15 | Marius Rombout Ferreira van Riemsdijk | 14:04.00 | — | 14:04.00 — — — — |
| 16 | Leonardo Carvalho Feitosa | DNF | — | DNF — — — — |