Round 1
| Position | BIB | Name | Team | Echelon | Mark |
|---|---|---|---|---|---|
| 1 | 4125 | Guilherme Rocha |
MAC
|
SUB-16 | 04:54.94 |
| 2 | 5243 | Ruben Hybart |
CFOD
|
SUB-16 | 04:58.39 |
| 3 | 3164 | Pedro Fonseca |
ACPV
|
SUB-16 | 05:12.72 |
| 4 | 3661 | João Francisco |
CFOD
|
SUB-16 | 05:28.05 |
| 5 | 4404 | Salvador Silva |
RUNRIVER
|
SUB-16 | 06:17.51 |