Championnat constructeurs 1981
Après la manche 15 sur 15.
| Pos | Écurie | Full name | Victoires | Points |
|---|---|---|---|---|
| 1 | Williams | Williams | 4 | 95 |
| 2 | Brabham | Brabham | 3 | 61 |
| 3 | Renault | Renault | 3 | 54 |
| 4 | Ligier | Ligier | 2 | 44 |
| 5 | Ferrari | Ferrari | 2 | 34 |
| 6 | McLaren | McLaren | 1 | 28 |
| 7 | Team Lotus | Team Lotus | 0 | 22 |
| 8 | Arrows | Arrows | 0 | 10 |
| 9 | Alfa Romeo | Alfa Romeo | 0 | 10 |
| 10 | Tyrrell | Tyrrell | 0 | 10 |
| 11 | Ensign | Ensign | 0 | 5 |
| 12 | Theodore | Theodore | 0 | 1 |
| 13 | ATS | ATS | 0 | 1 |
| 14 | March | March | 0 | 0 |
| 15 | Fittipaldi | Fittipaldi | 0 | 0 |
| 16 | Osella | Osella | 0 | 0 |
| 17 | Toleman | Toleman | 0 | 0 |