Round 1
| Position | BIB | Name | Team | Echelon | Mark |
|---|---|---|---|---|---|
| 1 | 880 | Tiago Santos |
CBA-S
|
SUB-16 | 04:49.77 |
| 2 | 292 | Afonso Gameiro |
CPA-S
|
SUB-16 | 05:11.64 |
| 3 | 618 | João Antunes |
THA
|
SUB-16 | 05:17.63 |
| 4 | 1183 | Noel Pereira |
JDAL
|
SUB-16 | 05:25.31 |
| 5 | 1194 | André Gameiro |
THA
|
SUB-16 | 05:26.80 (X) |