Derde testdag Mugello (3/5/2012)
Romain Grosjean heeft de snelste tijd neergezet tijdens de derde testdag op het circuit van Mugello. De Fransman wist op de laatste dag Sebastian Vettel twee tienden voor te blijven. Fernando Alonso reed de derde tijd, gevolgd door Daniel Ricciardo en Sergio Perez.
| Pos | Coureur | Team | Tijd | Verschil | Ronden |
| 1 | R. Grosjean | Lotus | 1:21.035 | -.--- | 66 |
| 2 | S. Vettel | Red Bull Racing | 1:21.267 | +0.232 | 106 |
| 3 | F. Alonso | Ferrari | 1:21.363 | +0.328 | 98 |
| 4 | D. Ricciardo | Toro Rosso | 1:21.604 | +0.569 | 117 |
| 5 | S. Perez | Sauber | 1:22.229 | +1.194 | 118 |
| 6 | N. Hülkenberg | Force India | 1:22.325 | +1.290 | 55 |
| 7 | P. Maldonado | Williams | 1:22.497 | +1.462 | 63 |
| 8 | N. Rosberg | Mercedes | 1:22.579 | +1.544 | 129 |
| 9 | O. Turvey | McLaren-Mercedes | 1:22.662 | +1.627 | 99 |
| 10 | P. di Resta | Force India | 1:23.002 | +1.967 | 34 |
| 11 | H. Kovalainen | Caterham | 1:23.169 | +2.134 | 139 |
| 12 | T. Glock | Marussia | 1:23.466 | +2.431 | 110 |
Samengevoegde resultaten gehele testweek
| Pos | Coureur | Team | Tijd | Verschil | Ronden |
| 1 | R. Grosjean | Lotus | 1:21.035 | -.--- | 163 |
| 2 | S. Vettel | Red Bull Racing | 1:21.267 | +0.232 | 170 |
| 3 | F. Alonso | Ferrari | 1:21.363 | +0.328 | 144 |
| 4 | K. Kobayashi | Sauber | 1:21.603 | +0.568 | 135 |
| 5 | D. Ricciardo | Toro Rosso | 1:21.604 | +0.569 | 139 |
| 6 | M. Webber | Red Bull Racing | 1:21.997 | +0.962 | 78 |
| 7 | S. Perez | Sauber | 1:22.229 | +1.194 | 118 |
| 8 | F. Massa | Ferrari | 1:22.257 | +1.222 | 106 |
| 9 | N. Hülkenberg | Force India | 1:22.325 | +1.290 | 55 |
| 10 | J.-E. Vergne | Toro Rosso | 1:22.422 | +1.387 | 97 |
| 11 | P. Maldonado | Williams | 1:22.497 | +1.462 | 63 |
| 12 | N. Rosberg | Mercedes | 1:22.579 | +1.544 | 178 |
| 13 | O. Turvey | McLaren-Mercedes | 1:22.662 | +1.627 | 129 |
| 14 | P. di Resta | Force India | 1:23.002 | +1.967 | 48 |
| 15 | H. Kovalainen | Caterham | 1:23.169 | +2.134 | 139 |
| 16 | M. Schumacher | Mercedes | 1:23.404 | +2.369 | 144 |
| 17 | T. Glock | Marussia | 1:23.466 | +2.431 | 147 |
| 18 | C. Pic | Marussia | 1:23.982 | +2.947 | 91 |
| 19 | J. d'Ambrosio | Lotus | 1:24.048 | +3.013 | 40 |
| 20 | V. Petrov | Caterham | 1:24.312 | +3.277 | 112 |
| 21 | G. Paffett | McLaren-Mercedes | 1:24.480 | +3.445 | 63 |
| 22 | B. Senna | Williams | 1:24.842 | +3.807 | 100 |
| 23 | J. Bianchi | Force India | 1:25.475 | +4.440 | 19 |
| 24 | R. Gonzalez | Caterham | 1:27.197 | +6.162 | 35 |
| 25 | V. Bottas | Williams | 1:29.179 | +8.144 | 28 |