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FORMULA 1 · 1991
22 September 1991 · Estoril · 71 laps
| 4 |
| 4 | Pierluigi Martini | 8 | 3 |
| 5 | Nelson Piquet Souto Maior | 11 | 2 |
| 6 | Michael Schumacher | 10 | 1 |
| 7 | Maurício Gugelmin | 7 | — |
| 8 | Andrea de Cesaris | 14 | — |
| 9 | Gianni Morbidelli | 13 | — |
| 10 | Roberto Pupo Moreno | 16 | — |
| 11 | Érik Gilbert Comas | 23 | — |
| 12 | Martin John Brundle | 19 | — |
| 13 | Satoru Nakajima | 21 | — |
| 14 | Mika Pauli Häkkinen | 26 | — |
| 15 | Michele Alboreto | 24 | — |
| 16 | Thierry Marc Alain Boutsen | 20 | — |
| DNF | Ivan Franco Capelli(Front wing) | 9 | — |
| DNF | Mark Blundell(Suspension) | 15 | — |
| DNF | Alain Marie Pascal Prost(Engine) | 5 | — |
| DNPQ | Alessandro Giuseppe Caffi | — | — |
| DNF | Emanuele Pirro(Engine) | 17 | — |
| DNQ | Éric Bernard | — | — |
| DNQ | Eric Francis Edouard Ghislain Thérèse van de Poele | — | — |
| DNPQ | Fabrizio Barbazza | — | — |
| DNQ | Gabriele Tarquini | — | — |
| DNF | Gerhard Berger(Engine) | 2 | — |
| DNF | Jyrki Juhani Järvilehto(Gearbox) | 18 | — |
| DNF | John Paul Herbert(Engine) | 22 | — |
| DNF | Aguri Suzuki(Transmission) | 25 | — |
| DNQ | Nicola Giuseppe Larini | — | — |
| DNF | Nigel Ernest James MansellFL(Illegal pit stop) | 4 | — |
| DNPQ | Olivier Grouillard | — | — |
| DNPQ | Pedro António Matos Chaves | — | — |
| DNF | Stefano Modena(Engine) | 12 | — |