The 2018 Portuguese Championships were held on May 20 in Lisbon, Portugal.
Senior All-Around Results
| Rank | Athlete | Club | FX | PH | SR | VT | PB | HB | AA |
| 1 | Simão Almeida | GCP | 12.550 | 10.800 | 12.050 | 13.900 | 13.150 | 13.050 | 75.500 |
| 2 | Diogo Romero | SPCP | —— | 12.350 | —— | —— | 12.700 | 13.100 | 38.150 |
Junior All-Around Results
| Rank | Athlete | Club | FX | PH | SR | VT | PB | HB | AA |
| 1 | Filipe Almeida | GCP | 12.300 | 11.350 | 12.150 | 13.250 | 12.400 | 11.750 | 73.200 |
| 2 | Guilherme Campos | SPCP | 12.400 | 10.750 | 11.950 | 12.950 | 11.250 | 12.200 | 71.500 |
| 3 | José Nogueira | SPCP | 12.650 | 10.650 | 12.100 | 12.900 | 10.900 | 11.700 | 70.900 |
| 4 | João Rios | SPCP | 12.300 | 10.350 | 11.600 | 12.450 | 11.400 | 11.750 | 69.850 |
| 5 | Eduardo Dray | GCP | 11.550 | 8.900 | 11.800 | 11.350 | 11.900 | 12.150 | 67.650 |
| 6 | Diogo Ramos | GCP | 11.900 | 10.350 | 11.250 | 11.350 | 10.350 | 11.100 | 66.300 |
| 7 | Joel Catarino | UDRZA | 12.300 | 8.750 | 10.300 | 11.950 | 10.700 | 11.650 | 65.650 |
| 8 | Marcelo Marques | GCP | 12.250 | —— | —— | —— | —— | —— | 12.250 |
The Gymternet 