Großer Preis der Steiermark 2021 / Spielberg
3. Training
| Pos. | Nr. | Fahrer | Team | Zeit | Rückstand | Rdn. |
|---|---|---|---|---|---|---|
| 1 | 44 |  | Mercedes | 1.04.369 | --- | 18 |
| 2 | 33 | | Red Bull | 1.04.573 | + 0.204 | 16 |
| 3 | 77 | | Mercedes | 1.04.832 | + 0.463 | 24 |
| 4 | 11 | | Red Bull | 1.05.026 | + 0.657 | 21 |
| 5 | 22 | | AlphaTauri | 1.05.150 | + 0.781 | 23 |
| 6 | 10 | | AlphaTauri | 1.05.298 | + 0.929 | 21 |
| 7 | 16 | | Ferrari | 1.05.340 | + 0.971 | 20 |
| 8 | 14 | | Alpine | 1.05.400 | + 1.031 | 24 |
| 9 | 18 | | Aston Martin | 1.05.445 | + 1.076 | 17 |
| 10 | 5 | | Aston Martin | 1.05.492 | + 1.123 | 19 |
| 11 | 99 | | Alfa Romeo | 1.05.556 | + 1.187 | 23 |
| 12 | 31 | | Alpine | 1.05.676 | + 1.307 | 21 |
| 13 | 55 | | Ferrari | 1.05.698 | + 1.329 | 22 |
| 14 | 63 | | Williams | 1.05.863 | + 1.494 | 22 |
| 15 | 7 | | Alfa Romeo | 1.05.942 | + 1.573 | 24 |
| 16 | 47 | | Haas F1 | 1.05.992 | + 1.623 | 23 |
| 17 | 3 | | McLaren | 1.06.116 | + 1.747 | 19 |
| 18 | 6 | | Williams | 1.06.119 | + 1.750 | 21 |
| 19 | 4 | | McLaren | 1.06.654 | + 2.285 | 18 |
| 20 | 9 | | Haas F1 | 1.06.692 | + 2.323 | 21 |
