WDC Decider WCC Decider
| Pos | Driver | Team | Grid | Time / Gap | Pts |
|---|---|---|---|---|---|
| 1 | PIQ Nelson Piquet | Benetton | 6 | 1:34:36.824 | 9 |
| 2 | MOR Roberto Moreno | Benetton | 8 | +7.223 | 6 |
| 3 | SUZ Aguri Suzuki | Lola | 9 | +22.469 | 4 |
| 4 | PAT Riccardo Patrese FL | Williams | 7 | +36.258 | 3 |
| 5 | BOU Thierry Boutsen | Williams | 5 | +46.884 | 2 |
| 6 | NAK Satoru Nakajima | Tyrrell | 13 | +1:12.350 | 1 |
| 7 | LAR Nicola Larini | Ligier | 17 | +1 lap | — |
| 8 | MAR Pierluigi Martini | Minardi | 10 | +1 lap | — |
| 9 | CAF Alex Caffi | Arrows | 23 | +1 lap | — |
| 10 | ALL Philippe Alliot | Ligier | 20 | +1 lap | — |
| DNF | WAR Derek Warwick | Lotus | 11 | Gearbox | — |
| DNF | HER Johnny Herbert | Lotus | 14 | Engine | — |
| DNF | ALB Michele Alboreto | Arrows | 24 | Engine | — |
| DNF | MAN Nigel Mansell | Ferrari | 3 | Halfshaft | — |
| DNF | PIR Emanuele Pirro | Dallara | 18 | Alternator | — |
| DNF | BER Éric Bernard | Lola | 16 | Engine | — |
| DNF | MOR Gianni Morbidelli | Minardi | 19 | Spun off | — |
| DNF | CAP Ivan Capelli | Leyton House | 12 | Ignition | — |
| DNF | DEC Andrea de Cesaris | Dallara | 25 | Spun off | — |
| DNF | GUG Maurício Gugelmin | Leyton House | 15 | Engine | — |
| DNF | BRA David Brabham | Brabham | 22 | Clutch | — |
| DNF | BER Gerhard Berger | McLaren | 4 | Spun off | — |
| DNF | SEN Ayrton Senna | McLaren | 1 | Collision | — |
| DNF | PRO Alain Prost | Ferrari | 2 | Collision | — |
| DNF | MOD Stefano Modena | Brabham | 21 | Collision | — |
| DNS | ALE Jean Alesi | Tyrrell | — | Injury | — |
| DNQ | GRO Olivier Grouillard | Osella | — | — | — |
| DNQ | TAR Gabriele Tarquini | AGS | — | — | — |
| DNQ | DAL Yannick Dalmas | AGS | — | — | — |
| DNQ | GAC Bertrand Gachot | Coloni | — | — | — |