4. GRANDE PREMIO DE PORTUGAL - QUALIFYING 1
21 Oct 1984
Autódromo do Estoril, Portugal
| Pos. | No. | Driver | Team | Time |
|---|---|---|---|---|
| 1 | 7 | Alain ProstPRO | McLaren TAG | 1:28.276 |
| 2 | 11 | Elio de AngelisDEA | Lotus Renault | 1:28.428 |
| 3 | 8 | Niki LaudaLAU | McLaren TAG | 1:28.837 |
| 4 | 20 | Stefan JohanssonJOH | Toleman Hart | 1:28.991 |
| 5 | 15 | Patrick TambayTAM | Renault | 1:29.409 |
| 6 | 19 | Ayrton SennaSEN | Toleman Hart | 1:30.077 |
| 7 | 1 | Nelson PiquetPIQ | Brabham BMW | 1:30.889 |
| 8 | 27 | Michele AlboretoALB | Ferrari | 1:31.192 |
| 9 | 24 | Piercarlo GhinzaniGHI | Osella Alfa Romeo | 1:31.336 |
| 10 | 6 | Keke RosbergROS | Williams Honda | 1:32.269 |
| 11 | 18 | Thierry BoutsenBOU | Arrows BMW | 1:32.530 |
| 12 | 12 | Nigel MansellMAN | Lotus Renault | 1:32.986 |
| 13 | 26 | Andrea de CesarisDEC | Ligier Renault | 1:33.398 |
| 14 | 30 | Jo GartnerGAR | Osella Alfa Romeo | 1:33.540 |
| 15 | 17 | Marc SurerSUR | Arrows BMW | 1:34.003 |
| 16 | 25 | Francois HesnaultHES | Ligier Renault | 1:34.233 |
| 17 | 23 | Eddie CheeverCHE | Alfa Romeo | 1:34.809 |
| 18 | 9 | Philippe AlliotALL | RAM Hart | 1:34.839 |
| 19 | 16 | Derek WarwickWAR | Renault | 1:35.913 |
| 20 | 21 | Mauro BaldiBAL | Spirit Hart | 1:36.483 |
| 21 | 28 | Rene ArnouxARN | Ferrari | 1:36.634 |
| 22 | 22 | Riccardo PatresePAT | Alfa Romeo | 1:37.154 |
| 23 | 33 | Philippe StreiffSTR | Renault | 1:37.280 |
| 24 | 5 | Jacques LaffiteLAF | Williams Honda | 1:39.696 |
| 25 | 10 | Jonathan PalmerPAL | RAM Hart | 1:40.344 |
| 26 | 14 | Gerhard BergerBER | ATS BMW | 1:44.966 |