| 1 | Enzo Mattos | 2:00.65 | 2:13.37 | 2:01.75 2:37.70 2:00.65 — — |
| 2 | Vicenzo Guerino Cecchini | 2:25.64 | 2:26.58 | 2:25.64 2:26.21 2:27.88 — — |
| 3 | Gabriel Bergue | 2:24.55 | 2:35.50 | 2:41.04 2:24.55 2:40.92 — — |
| 4 | Lucas Ichiro Yunomae | 2:22.24 | 2:45.32 | 3:18.93 2:22.24 2:34.79 — — |
| 5 | João Guilherme Barejan Maiale | 2:44.79 | 2:50.47 | 2:48.67 2:57.95 2:44.79 — — |
| 6 | Giovane Rubin Fioravanti | 3:12.83 | 3:26.03 | 3:33.19 3:32.07 3:12.83 — — |
| 7 | Gabriel Valenciano Américo | 3:36.56 | 3:52.25 | 3:36.56 4:11.30 3:48.88 — — |
| 8 | Daniel Lehwing | 3:48.73 | 3:54.67 | 4:03.99 3:51.30 3:48.73 — — |
| 9 | Allyson Dias de Lima | 4:13.18 | 4:45.57 | 4:49.93 5:13.60 4:13.18 — — |
| 10 | Gabriel Lincon Souza | 4:28.30 | 4:47.42 | 5:20.36 4:28.30 4:33.61 — — |
| 11 | Iuri Grangeiro Carvalho | 4:44.66 | 5:01.64 | 5:24.05 4:44.66 4:56.21 — — |
| 12 | Murillo Gomes Otero | 5:01.98 | 5:06.98 | 5:06.89 5:01.98 5:12.06 — — |
| 13 | Gabriel Pinheiro | 5:01.73 | 5:24.04 | 5:36.11 5:34.27 5:01.73 — — |
| 14 | Fabio Bini Graciose | 5:12.71 | 5:36.83 | 5:35.27 5:12.71 6:02.50 — — |
| 15 | Beni Issler | 7:15.24 | 8:27.48 | 9:49.53 7:15.24 8:17.68 — — |
| 16 | Luiz Fellipe Oliuza Leal Silva | 6:36.96 | DNF | 6:36.96 DNS DNS — — |
| 17 | Gilberto Caracciolo Morelli | DNF | — | DNF — — — — |