Kyalami · 19 October 1985
| Pos | Team | Points Breakdown | Pts | |
|---|---|---|---|---|
| 1 | Williams Mansell 9 + Rosberg 6 | Mansell 9 + Rosberg 6 | 15 | |
| 2 | McLaren Prost 4 + Lauda 0 | Prost 4 + Lauda 0 | 4 | |
| 3 | Ferrari Johansson 3 + Alboreto 0 | Johansson 3 + Alboreto 0 | 3 | |
| 4 | Arrows Berger 2 + Boutsen 1 | Berger 2 + Boutsen 1 | 3 | |
| 5 | Tyrrell Brundle 0 + Streiff 0 | Brundle 0 + Streiff 0 | 0 | |
| 6 | Team Lotus Angelis 0 + Senna 0 | Angelis 0 + Senna 0 | 0 | |
| 7 | Minardi Martini 0 | Martini 0 | 0 | |
| 8 | Brabham Piquet 0 + Surer 0 | Piquet 0 + Surer 0 | 0 | |
| 9 | Toleman Ghinzani 0 + Fabi 0 | Ghinzani 0 + Fabi 0 | 0 | |
| 10 | Osella Rothengatter 0 | Rothengatter 0 | 0 | |
| 11 | Alfa Romeo Patrese 0 + Cheever 0 | Patrese 0 + Cheever 0 | 0 | |
| 12 | Lola Jones 0 | Jones 0 | 0 |
| Pos | Driver | Team | Race time / Gap | Laps | Stops | Pts | |
|---|---|---|---|---|---|---|---|
| 1 | Nigel Mansell Williams | Williams | 1:28:22.866 | 75 | — | 9 | |
| 2 | Keke Rosberg Williams | Williams | +7.572s | 75 | — | 6 | |
| 3 | Alain Prost McLaren | McLaren | +1 Lap | 74 | — | 4 | |
| 4 | Stefan Johansson Ferrari | Ferrari | +1 Lap | 74 | — | 3 | |
| 5 | Gerhard Berger Arrows | Arrows | +1 Lap | 74 | — | 2 | |
| 6 | Thierry Boutsen Arrows | Arrows | +1 Lap | 74 | — | 1 | |
| 7 | Martin Brundle Tyrrell | Tyrrell | +2 Laps | 73 | — | — | |
| 8 | Elio de Angelis Team Lotus | Team Lotus | DNF Engine | 52 | — | — | |
| 9 | Pierluigi Martini Minardi | Minardi | DNF Radiator | 45 | — | — | |
| 10 | Niki Lauda McLaren | McLaren | DNF Turbo | 37 | — | — | |
| 11 | Philippe Streiff Tyrrell | Tyrrell | DNF Accident | 16 | — | — | |
| 12 | Ayrton Senna Team Lotus | Team Lotus | DNF Engine | 8 | — | — | |
| 13 | Michele Alboreto Ferrari | Ferrari | DNF Turbo | 8 | — | — | |
| 14 | Nelson Piquet Brabham | Brabham | DNF Engine | 6 | — | — | |
| 15 | Piercarlo Ghinzani Toleman | Toleman | DNF Engine | 4 | — | — | |
| 16 | Teo Fabi Toleman | Toleman | DNF Engine | 3 | — | — | |
| 17 | Marc Surer Brabham | Brabham | DNF Engine | 3 | — | — | |
| 18 | Huub Rothengatter Osella | Osella | DNF Electrical | 1 | — | — | |
| 19 | Riccardo Patrese Alfa Romeo | Alfa Romeo | DNF Accident | 0 | — | — | |
| 20 | Eddie Cheever Alfa Romeo | Alfa Romeo | DNF Accident | 0 | — | — | |
| 21 | Alan Jones Lola | Lola | DNF Driver unwell | 0 | — | — |