Automobil-Weltmeisterschaft
Saison | Portuguese Grand Prix Estoril (Autódromo Fernanda Pires da Silva) |
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| Schnellste Rennrunde | ||||||||
| Pos | Nr | Fahrer | Nat | Fahrzeug | Team | in Rnd | Zeit | km/h |
| 1 | 28 | Gerhard Berger |  |
Ferrari | Scuderia Ferrari SpA SEFAC | 66 | 1:19.282 | 197.523 |
| 2 | 1 | Alain Prost |  |
McLaren TAG Porsche | Marlboro McLaren International | 65 | 1:19.509 | 196.959 |
| 3 | 12 | Ayrton Senna |  |
Lotus Honda | Camel Team Lotus Honda | 62 | 1:20.217 | 195.220 |
| 4 | 6 | Nelson Piquet | |
Williams Honda | Canon Williams Honda Team | 41 | 1:21.191 | 192.879 |
| 5 | 20 | Thierry Boutsen |  |
Benetton Ford Cosworth | Benetton Formula Ltd | 50 | 1:21.535 | 192.065 |
| 6 | 19 | Teo Fabi |  |
Benetton Ford Cosworth | Benetton Formula Ltd | 45 | 1:21.821 | 191.393 |
| 7 | 8 | Andrea de Cesaris | |
Brabham BMW | Motor Racing Developments Ltd | 52 | 1:22.504 | 189.809 |
| 8 | 18 | Eddie Cheever |  |
Arrows Megatron | USF&G Arrows Megatron | 53 | 1:22.682 | 189.400 |
| 9 | 2 | Stefan Johansson |  |
McLaren TAG Porsche | Marlboro McLaren International | 45 | 1:22.807 | 189.114 |
| 10 | 5 | Nigel Mansell |  |
Williams Honda | Canon Williams Honda Team | 12 | 1:22.834 | 189.053 |
| 11 | 27 | Michele Alboreto | |
Ferrari | Scuderia Ferrari SpA SEFAC | 33 | 1:22.989 | 188.700 |
| 12 | 17 | Derek Warwick | |
Arrows Megatron | USF&G Arrows Megatron | 55 | 1:23.259 | 188.088 |
| 13 | 11 | Satoru Nakajima |  |
Lotus Honda | Camel Team Lotus Honda | 63 | 1:23.828 | 186.811 |
| 14 | 7 | Riccardo Patrese | |
Brabham BMW | Motor Racing Developments Ltd | 12 | 1:24.433 | 185.473 |
| 15 | 24 | Alessandro Nannini | |
Minardi Motori Moderni | Minardi F1 Team | 48 | 1:24.626 | 185.050 |
| 16 | 3 | Jonathan Palmer | |
Tyrrell Ford Cosworth | Data General Team Tyrrell | 64 | 1:24.652 | 184.993 |
| 17 | 4 | Philippe Streiff | |
Tyrrell Ford Cosworth | Data General Team Tyrrell | 51 | 1:25.003 | 184.229 |
| 18 | 16 | Ivan Capelli | |
March Ford Cosworth | Leyton House March Racing Team | 64 | 1:25.012 | 184.209 |
| 19 | 9 | Martin Brundle | |
Zakspeed | West Zakspeed Racing | 28 | 1:25.760 | 182.603 |
| 20 | 25 | René Arnoux | |
Ligier Megatron | Ligier Loto | 21 | 1:26.131 | 181.816 |
| 21 | 26 | Piercarlo Ghinzani | |
Ligier Megatron | Ligier Loto | 20 | 1:26.811 | 180.392 |
| 22 | 21 | Alex Caffi | |
Osella Alfa Romeo | Osella Squadra Corse | 23 | 1:26.811 | 180.392 |
| 23 | 23 | Adrian Campos |  |
Minardi Motori Moderni | Minardi F1 Team | 8 | 1:26.892 | 180.224 |
| 24 | 30 | Philippe Alliot | |
Lola Ford Cosworth | Larrousse & Calmels F1 | 22 | 1:27.020 | 179.959 |
| 25 | 22 | Franco Forini |  |
Osella Alfa Romeo | Osella Squadra Corse | 20 | 1:29.223 | 175.515 |