Renault
Carlos Sainz contested 21 races in the 2018 Formula 1 season, scoring 0 wins, 0 podiums and 0 pole positions. Best finish: P5. Finished P10 in the World Drivers' Championship with 53 points.
| Round | Race | Team | Grid | Finish | Points | Status |
|---|---|---|---|---|---|---|
| 1 | Australian Grand Prix | Renault | 9 | P10 | 1 | Finished |
| 2 | Bahrain Grand Prix | Renault | 10 | P11 | +1 Lap | |
| 3 | Chinese Grand Prix | Renault | 9 | P9 | 2 | Finished |
| 4 | Azerbaijan Grand Prix | Renault | 9 | P5 | 10 | Finished |
| 5 | Spanish Grand Prix | Renault | 9 |
| P7 |
| 6 |
| +1 Lap |
| 6 | Monaco Grand Prix | Renault | 8 | P10 | 1 | Finished |
| 7 | Canadian Grand Prix | Renault | 9 | P8 | 4 | +1 Lap |
| 8 | French Grand Prix | Renault | 7 | P8 | 4 | Finished |
| 9 | Austrian Grand Prix | Renault | 9 | P12 | +1 Lap |
| 10 | British Grand Prix | Renault | 16 | P17 | Collision |
| 11 | German Grand Prix | Renault | 8 | P12 | Finished |
| 12 | Hungarian Grand Prix | Renault | 5 | P9 | 2 | +1 Lap |
| 13 | Belgian Grand Prix | Renault | 14 | P11 | +1 Lap |
| 14 | Italian Grand Prix | Renault | 7 | P8 | 4 | Finished |
| 15 | Singapore Grand Prix | Renault | 12 | P8 | 4 | +1 Lap |
| 16 | Russian Grand Prix | Renault | 11 | P17 | +2 Laps |
| 17 | Japanese Grand Prix | Renault | 13 | P10 | 1 | +1 Lap |
| 18 | United States Grand Prix | Renault | 11 | P7 | 6 | Finished |
| 19 | Mexican Grand Prix | Renault | 8 | P19 | Suspension |
| 20 | Brazilian Grand Prix | Renault | 15 | P12 | +1 Lap |
| 21 | Abu Dhabi Grand Prix | Renault | 11 | P6 | 8 | Finished |