Automobil-Weltmeisterschaft
Saison | 4. Grande Premio de Portugal Estoril (Autódromo Fernanda Pires da Silva) |
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| Qualifikation | ||||||||
| Pos | Nr | Fahrer | Nat | Chassis | Motor | Zeit | Abstand | km/h |
| 1 | 1 | Nelson Piquet |  |
Brabham | BMW | 1:21.703 | 191.670 | |
| 2 | 7 | Alain Prost |  |
McLaren | TAG Porsche | 1:21.774 | + 0.071 | 191.503 |
| 3 | 19 | Ayrton Senna | |
Toleman | Hart | 1:21.936 | + 0.233 | 191.125 |
| 4 | 6 | Keke Rosberg |  |
Williams | Honda | 1:22.049 | + 0.346 | 190.862 |
| 5 | 11 | Elio de Angelis |  |
Lotus | Renault | 1:22.291 | + 0.588 | 190.300 |
| 6 | 12 | Nigel Mansell |  |
Lotus | Renault | 1:22.319 | + 0.616 | 190.236 |
| 7 | 15 | Patrick Tambay | |
Renault | Renault | 1:22.583 | + 0.880 | 189.627 |
| 8 | 27 | Michele Alboreto | |
Ferrari | Ferrari | 1:22.686 | + 0.983 | 189.391 |
| 9 | 16 | Derek Warwick | |
Renault | Renault | 1:22.801 | + 1.098 | 189.128 |
| 10 | 20 | Stefan Johansson |  |
Toleman | Hart | 1:22.942 | + 1.239 | 188.807 |
| 11 | 8 | Niki Lauda |  |
McLaren | TAG Porsche | 1:23.183 | + 1.480 | 188.260 |
| 12 | 22 | Riccardo Patrese | |
Alfa Romeo | Alfa Romeo | 1:24.048 | + 2.345 | 186.322 |
| 13 | 33 | Philippe Streiff | |
Renault | Renault | 1:24.089 | + 2.386 | 186.231 |
| 14 | 23 | Eddie Cheever |  |
Alfa Romeo | Alfa Romeo | 1:24.235 | + 2.532 | 185.908 |
| 15 | 5 | Jacques Laffite | |
Williams | Honda | 1:24.437 | + 2.734 | 185.464 |
| 16 | 17 | Marc Surer |  |
Arrows | BMW | 1:24.688 | + 2.985 | 184.914 |
| 17 | 28 | René Arnoux | |
Ferrari | Ferrari | 1:24.848 | + 3.145 | 184.565 |
| 18 | 18 | Thierry Boutsen |  |
Arrows | BMW | 1:25.115 | + 3.412 | 183.986 |
| 19 | 2 | Manfred Winkelhock |  |
Brabham | BMW | 1:25.289 | + 3.586 | 183.611 |
| 20 | 26 | Andrea de Cesaris | |
Ligier | Renault | 1:26.082 | + 4.379 | 181.920 |
| 21 | 25 | François Hesnault | |
Ligier | Renault | 1:26.701 | + 4.998 | 180.621 |
| 22 | 24 | Piercarlo Ghinzani | |
Osella | Alfa Romeo | 1:26.840 | + 5.137 | 180.332 |
| 23 | 14 | Gerhard Berger | |
ATS | BMW | 1:28.106 | + 6.403 | 177.740 |
| 24 | 30 | Jo Gartner | |
Osella | Alfa Romeo | 1:28.229 | + 6.526 | 177.493 |
| 25 | 21 | Mauro Baldi | |
Spirit | Hart | 1:29.001 | + 7.298 | 175.953 |
| 26 | 10 | Jonathan Palmer | |
RAM | Hart | 1:29.397 | + 7.694 | 175.174 |
| 27 | 21 | Philippe Alliot | |
RAM | Hart | 1:30.406 | + 8.703 | 173.219 |