Countdown to
000d 00h 00m 00s1985 Portuguese Grand Prix
| P | No | Driver | Constructor | Laps | Time/Retired | Avg Speed | Grid | Pts | ||
| 1 | 12 | Ayrton Senna | Lotus-Renault | 67 | 2:00:28.006 | 145.160 | 1 | 9 | ||
| 2 | 27 | Michele Alboreto | Ferrari | 67 | + 1m 2.978 secs | 143.907 | 5 | 6 | ||
| 3 | 15 | Patrick Tambay | Renault | 66 | + 1 Lap | 142.868 | 12 | 4 | ||
| 4 | 11 | Elio de Angelis | Lotus-Renault | 66 | + 1 Lap | 142.339 | 4 | 3 | ||
| 5 | 5 | Nigel Mansell | Williams-Honda | 65 | + 2 Laps | 140.821 | 9 | 2 | ||
| 6 | 4 | Stefan Bellof | Tyrrell-Ford Cosworth | 65 | + 2 Laps | 140.747 | 21 | 1 | ||
| 7 | 16 | Derek Warwick | Renault | 65 | + 2 Laps | 140.674 | 6 | |||
| 8 | 28 | Stefan Johansson | Ferrari | 62 | + 5 Laps | 134.222 | 11 | |||
| 9 | 24 | Piercarlo Ghinzani | Osella-Alfa Romeo | 61 | + 6 Laps | 130.051 | 26 | |||
| NC | 9 | Manfred Winkelhock | RAM-Hart | 50 | + 17 Laps | 107.720 | 15 | |||
| Ret | 1 | Niki Lauda | McLaren-TAG | 49 | Engine | 138.829 | 7 | |||
| Ret | 23 | Eddie Cheever | Alfa Romeo | 36 | Engine | 137.482 | 14 | |||
| Ret | 2 | Alain Prost | McLaren-TAG | 30 | Spun off | 145.080 | 2 | |||
| Ret | 25 | Andrea de Cesaris | Ligier-Renault | 29 | Tyre | 118.263 | 8 | |||
| Ret | 7 | Nelson Piquet | Brabham-BMW | 28 | Tyre | 72.075 | 10 | |||
| Ret | 18 | Thierry Boutsen | Arrows-BMW | 28 | Electrical | 126.168 | 16 | |||
| Ret | 3 | Martin Brundle | Tyrrell-Ford Cosworth | 20 | Transmission | 139.280 | 22 | |||
| Ret | 21 | Mauro Baldi | Spirit-Hart | 19 | Spun off | 102.072 | 24 | |||
| Ret | 6 | Keke Rosberg | Williams-Honda | 16 | Spun off | 130.379 | 3 | |||
| Ret | 26 | Jacques Laffite | Ligier-Renault | 15 | Tyre | 127.243 | 18 | |||
| Ret | 17 | Gerhard Berger | Arrows-BMW | 12 | Spun off | 138.572 | 17 | |||
| Ret | 29 | Pierluigi Martini | Minardi-Ford Cosworth | 12 | Spun off | 78.217 | 25 | |||
| Ret | 22 | Riccardo Patrese | Alfa Romeo | 4 | Spun off | 135.889 | 13 | |||
| Ret | 10 | Philippe Alliot | RAM-Hart | 3 | Spun off | 132.117 | 20 | |||
| Ret | 8 | François Hesnault | Brabham-BMW | 3 | Electrical | 129.787 | 19 | |||
| Ret | 30 | Jonathan Palmer | Zakspeed | 2 | Suspension | 83.530 | 23 | |||
| Fastest lap: 1:44.121 - Ayrton Senna (Lap 15) | ||||||||||
| Notes: | Race stopped at 2 hours (Scheduled for 69 laps) | |||||||||