Ronda 4 — tiempos Q1, Q2 y Q3 - 2004-04-25
Jenson Button (BAR) firmó la pole del San Marino Grand Prix de 2004 con un crono de 1:19.753.
Michael Schumacher (Ferrari) completó la primera fila a 0.258s de la pole, con Juan Pablo Montoya (Williams) tercero en parrilla. Cristiano da Matta (Toyota) entró a Q3 en P10, mientras que David Coulthard (McLaren) se quedó fuera por 0.004s.
La Q3 se decidió en un margen de 1.334s — de la pole a P10 — con Cristiano da Matta (Toyota) cerrando el top 10.
| Pos | Piloto | Escudería | Q1 | Q2 | Q3 | Diferencia |
|---|---|---|---|---|---|---|
| 1 | 22Jenson Button | BAR | 1:19.753 | — | — | 1:19.753 |
| 2 | Michael Schumacher | Ferrari | 1:20.011 | — | — | +0.258 |
| 3 | Juan Pablo Montoya | Williams | 1:20.212 | — | — | +0.459 |
| 4 |
| Rubens Barrichello |
| Ferrari |
| 1:20.451 |
| — |
| — |
| +0.698 |
| 5 | Ralf Schumacher | Williams | 1:20.538 | — | — | +0.785 |
| 6 | 14Fernando Alonso | Renault | 1:20.895 | — | — | +1.142 |
| 7 | Takuma Sato | BAR | 1:20.913 | — | — | +1.160 |
| 8 | Mark Webber | Jaguar | 1:20.921 | — | — | +1.168 |
| 9 | Jarno Trulli | Renault | 1:21.034 | — | — | +1.281 |
| 10 | Cristiano da Matta | Toyota | 1:21.087 | — | — | +1.334 |
| 11 | David Coulthard | McLaren | 1:21.091 | — | — | +1.338 |
| 12 | 19Felipe Massa | Sauber | 1:21.532 | — | — | +1.779 |
| 13 | Olivier Panis | Toyota | 1:21.558 | — | — | +1.805 |
| 14 | Christian Klien | Jaguar | 1:21.949 | — | — | +2.196 |
| 15 | Giorgio Pantano | Jordan | 1:23.352 | — | — | +3.599 |
| 16 | Nick Heidfeld | Jordan | 1:23.488 | — | — | +3.735 |
| 17 | Gianmaria Bruni | Minardi | 1:26.899 | — | — | +7.146 |
| 18 | Zsolt Baumgartner | Minardi | 1:46.299 | — | — | +26.546 |
| 19 | Giancarlo Fisichella | Sauber | — | — | — | — |
| 20 | 7Kimi Räikkönen | McLaren | — | — | — | — |