Großer Preis von Mexiko 2021 / Mexiko-Stadt
3. Training
| Pos. | Nr. | Fahrer | Team | Zeit | Rückstand | Rdn. |
|---|---|---|---|---|---|---|
| 1 | 11 |  | Red Bull | 1:17.024 | --- | 15 |
| 2 | 33 | | Red Bull | 1:17.217 | + 0.193 | 12 |
| 3 | 44 | | Mercedes | 1:17.675 | + 0.651 | 14 |
| | ||||||
| 4 | 77 | | Mercedes | 1:17.708 | + 0.684 | 17 |
| 5 | 55 | | Ferrari | 1:18.029 | + 1.005 | 20 |
| 6 | 22 | | AlphaTauri | 1:18.037 | + 1.013 | 25 |
| 7 | 3 | | McLaren | 1:18.121 | + 1.097 | 15 |
| 8 | 10 | | AlphaTauri | 1:18.202 | + 1.178 | 18 |
| 9 | 16 | | Ferrari | 1:18.213 | + 1.189 | 20 |
| 10 | 4 | | McLaren | 1:18.312 | + 1.288 | 16 |
| 11 | 18 | | Aston Martin | 1:18.352 | + 1.328 | 20 |
| 12 | 7 | | Alfa Romeo | 1:18.531 | + 1.507 | 22 |
| 13 | 99 | | Alfa Romeo | 1:18.556 | + 1.532 | 19 |
| 14 | 5 | | Aston Martin | 1:18.614 | + 1.590 | 17 |
| 15 | 14 | | Alpine | 1:18.847 | + 1.823 | 15 |
| 16 | 31 | | Alpine | 1:18.999 | + 1.975 | 17 |
| 17 | 63 | | Williams | 1:19.211 | + 2.187 | 19 |
| 18 | 47 | | Haas F1 | 1:19.238 | + 2.214 | 14 |
| 19 | 6 | | Williams | 1:19.313 | + 2.289 | 12 |
| 20 | 9 | | Haas F1 | 1:20.479 | + 3.455 | 15 |
