Round 1
| Position | BIB | Name | Team | Echelon | Mark |
|---|---|---|---|---|---|
| 1 | 4216 | Hélder Silva |
LSC
|
SUB-16 | 02:56.99 |
| 2 | 4106 | Rodrigo Oliveira |
GDRJR
|
SUB-16 | 03:05.67 |
| 3 | 4584 | Diego Espindola |
RUNRIVER
|
SUB-16 | 03:16.54 |
| 4 | 4795 | Vicente Coelho |
LSC
|
SUB-16 | 03:23.14 |
| 5 | 1017 | João Carlos Costa |
CDCNAV
|
SUB-16 | 03:24.41 |
| 6 | 1797 | Gabriel Pereira |
PLF
|
SUB-16 | 03:30.61 |
| 7 | 1788 | Daniel Silva |
PLF
|
SUB-16 | 03:37.07 |
| DNF | 4806 | Afonso Nunes |
BFC
|
SUB-16 | x |