Round 1
| Position | BIB | Name | Team | Echelon | Mark |
|---|---|---|---|---|---|
| 1 | 539 | Tomás Nobre |
AEAC
|
SUB-20 | 02:33.19 |
| 2 | 320 | Ricardo Oliveira |
ASE
|
M 35 | 03:18.01 |
| 3 | 553 | Carlos Silvério |
ASE
|
M 40 | 03:25.62 |
| 4 | 310 | João Mendonça |
ASE
|
M 35 | 03:40.29 |