1988 Grand Prix of Portugal
25 September - Estoril: 304.500km (4.350km x 70 laps)


Pole Position: Alain Prost, McLaren-Honda MP4/4, 1:17.411


Results
 1. Alain Prost            McLaren-Honda MP4/4         1:37:40.958 (187.034 km/h)
 2. Ivan Capelli           March-Judd 881             -      9.553
 3. Thierry Boutsen        Benetton-Ford B188         -     44.619
 4. Derek Warwick          Arrows-Megatron A10B       -   1:07.419
 5. Michele Alboreto       Ferrari F187/88C           -   1:11.884
 6. Ayrton Senna           McLaren-Honda MP4/4        -   1:18.269
 7. Alex Caffi             Dallara-Ford 188           -  1 lap
 8. Luis Perez-Sala        Minardi-Ford M188          -  2 laps
 9. Philippe Streiff       AGS-Ford JH23              -  2 laps
10. René Arnoux            Ligier-Judd JS31           -  2 laps
11. Gabriele Tarquini      Coloni-Ford FC188B         -  5 laps
12. Nicola Larini          Osella-Alfa Romeo FA1L     -  7 laps
    
Fastest lap: Gerhard Berger, 1:21.961 (191.066 km/h on lap 31)
    

Retirements    
    Mauricio Gugelmin      March-Judd 881             - 11 laps (Engine)
    Nigel Mansell          Williams-Judd FW12         - 16 laps (Spun)
    Jonathan Palmer        Tyrrell-Ford 017           - 17 laps (Overheating)
    Alessandro Nannini     Benetton-Ford B188         - 18 laps (Handling)
    Gerhard Berger         Ferrari F187/88C           - 35 laps (Fire extinguisher/Accident))
    Nelson Piquet          Lotus-Honda 100T           - 36 laps (Clutch)
    Riccardo Patrese       Williams-Judd FW12         - 41 laps (Radiator)
    Pierluigi Martini      Minardi-Ford M188          - 43 laps (Engine)
    Yannick Dalmas         Lola-Ford LC88             - 50 laps (Alternator)
    Satoru Nakajima        Lotus-Honda 100T           - 54 laps (Spun)
    Andrea de Cesaris      Rial-Ford ARC1             - 59 laps (Halfshaft)
    Eddie Cheever          Arrows-Megatron A10B       - 60 laps (Turbo)
    Philippe Alliot        Lola-Ford LC88             - 63 laps (Engine)
    Stefan Johansson       Ligier-Judd JS31           - 66 laps (Engine)
    
Did Not Qualify    
    Julian Bailey          Tyrrell-Ford 017
    Piercarlo Ghinzani     Zakspeed 881
    Stefano Modena         EuroBrun-Ford ER188
    Bernd Schneider        Zakspeed 881

Did Not Pre-qualify
    Oscar Larrauri         EuroBrun-Ford ER188


    Race leaders:
    Ayrton Senna            1     (1 lap  =   4.350 km)
    Alain Prost             2-70 (69 laps = 300.150 km)
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                                Starting Grid

 1. Alain Prost            McLaren-Honda MP4/4         1:17.411 (202.297 km/h)
 2. Ayrton Senna           McLaren-Honda MP4/4        -   0.458
 3. Ivan Capelli           March-Judd 881             -   1.401
 4. Gerhard Berger         Ferrari F187/88C           -   1.492
 5. Mauricio Gugelmin      March-Judd 881             -   1.634
 6. Nigel Mansell          Williams-Judd FW12         -   1.720
 7. Michele Alboreto       Ferrari F187/88C           -   1.961
 8. Nelson Piquet          Lotus-Honda 100T           -   2.140
 9. Alessandro Nannini     Benetton-Ford B188         -   2.161
10. Derek Warwick          Arrows-Megatron A10B       -   2.192
11. Riccardo Patrese       Williams-Judd FW12         -   2.386
12. Andrea de Cesaris      Rial-Ford ARC1             -   2.529
13. Thierry Boutsen        Benetton-Ford B188         -   2.903
14. Pierluigi Martini      Minardi-Ford M188          -   3.330
15. Yannick Dalmas         Lola-Ford LC88             -   3.337
16. Satoru Nakajima        Lotus-Honda 100T           -   3.372
17. Alex Caffi             Dallara-Ford 188           -   3.511
18. Eddie Cheever          Arrows-Megatron A10B       -   3.554
19. Luis Perez-Sala        Minardi-Ford M188          -   3.683
20. Philippe Alliot        Lola-Ford LC88             -   3.685
21. Philippe Streiff       AGS-Ford JH23              -   4.007
22. Jonathan Palmer        Tyrrell-Ford 017           -   4.377
23. René Arnoux            Ligier-Judd JS31           -   4.379
24. Stefan Johansson       Ligier-Judd JS31           -   4.624
25. Nicola Larini          Osella-Alfa Romeo FA1L     -   4.708
26. Gabriele Tarquini      Coloni-Ford FC188B         -   4.759
    
Did Not Qualify    
27. Julian Bailey          Tyrrell-Ford 017           -   4.885
28. Piercarlo Ghinzani     Zakspeed 881               -   5.138
29. Stefano Modena         EuroBrun-Ford ER188        -   5.664
30. Bernd Schneider        Zakspeed 881               -   5.889

Did Not Pre-qualify
31. Oscar Larrauri         EuroBrun-Ford ER188        -   7.735