Portugal vs. Northern Ireland in 1990-1991
| Scope | Played | Wins | Draws | Losses | GF | GA | ⌀ Elo +/- | ∑ Elo +/- |
|---|---|---|---|---|---|---|---|---|
| Total (incl. 1990-1991) | 10 | 7 | 3 | 0 | 34 | 8 | -2 | -23 |
| 1990-1991 | 2 | 2 | 0 | 0 | 13 | 1 | +2 | +3 |
| Date | Competition | PRT | NIR | Result | Elo +/- | |
|---|---|---|---|---|---|---|
| 1990/09/19 | Champions League  |
H | FC Porto | Portadown FC | 5 - 0 | +1 |
| 1990/10/03 | Champions League |
A | FC Porto | Portadown FC | 8 - 1 | +2 |