World Football Elo before kick-off, and what the result did to it.
Expected score for Belgium: 54% (a draw counts half), home advantage included. An upset — the lower-rated side won.
Meeting 10 of 19, 1930–2021.
Before
After
Before
After
From Belgium's side.
| 27 Jun 2021 | Portugal | 1–0 | Neutral | UEFA Euro 2021 | Round of 16 |
| 2 Jun 2018 | Portugal | 0–0 | Home | Friendly | — |
| 29 Mar 2016 | Portugal | 1–2 | Away | Friendly | — |
| 2 Jun 2007 | Portugal | 1–2 | Home | UEFA Euro qualification 2007 | — |
| 24 Mar 2007 | Portugal | 0–4 | Away | UEFA Euro qualification 2007 | — |
| 23 Feb 2000 | Portugal | 1–1 | Home | Friendly | — |
| 6 Sep 1989 | Portugal | 3–0 | Home | FIFA World Cup qualification 1989 | — |
| 15 Feb 1989 | Portugal | 1–1 | Away | FIFA World Cup qualification 1989 | — |
| 4 Feb 1987 | Portugal | 0–1 | Away | Friendly | — |
| 17 Oct 1979 | Portugal | 2–0 | Home | UEFA Euro qualification 1979 | — |
| 11 Oct 1978 | Portugal | 1–1 | Away | UEFA Euro qualification 1978 | — |
| 21 Nov 1971 | Portugal | 1–1 | Away | UEFA Euro qualification 1971 | — |
| 17 Feb 1971 | Portugal | 3–0 | Home | UEFA Euro qualification 1971 | — |
| 3 May 1964 | Portugal | 1–2 | Home | Friendly | — |
| 17 May 1962 | Portugal | 2–1 | Away | Friendly | — |
| 14 Mar 1954 | Portugal | 0–0 | Home | Friendly | — |
| 17 Jun 1951 | Portugal | 1–1 | Away | Friendly | — |
| 31 May 1931 | Portugal | 2–3 | Away | Friendly | — |
| 8 Jun 1930 | Portugal | 2–1 | Home | Friendly | — |
Score: openfootball · Scorers: openfootball · Line-ups: none · Cards: none