2004 Formula One season Drivers and constructors Drivers and constructors

| Entrant | Constructor_ | Chassis | Engine_ | Tyre | Driver | Rounds | Free_Practice_drivers |
|---|---|---|---|---|---|---|---|
| Sauber Petronas | Sauber - Petronas | C23 | Petronas 04A | B | Felipe Massa | All | N/A |
| Jaguar Racing | Jaguar - Cosworth | R5 | Cosworth CR-6 | M | Mark Webber | All | Björn Wirdheim |
| Jaguar Racing | Jaguar - Cosworth | R5 | Cosworth CR-6 | M | Christian Klien | All | Björn Wirdheim |
| Panasonic Toyota Racing | Toyota | TF104 TF104B | Toyota RVX-04 | M | Cristiano da Matta 4 | 1–12 | Ricardo Zonta Ryan Briscoe |
| Panasonic Toyota Racing | Toyota | TF104 TF104B | Toyota RVX-04 | M | Ricardo Zonta 5 | 13–16 | Ricardo Zonta Ryan Briscoe |
| Panasonic Toyota Racing | Toyota | TF104 TF104B | Toyota RVX-04 | M | Jarno Trulli 6 | 17–18 | Ricardo Zonta Ryan Briscoe |
| Panasonic Toyota Racing | Toyota | TF104 TF104B | Toyota RVX-04 | M | Olivier Panis 7 | 1–17 | Ricardo Zonta Ryan Briscoe |