The third practice session for Round 14 of the 2017 F1 season, the Singapore Grand Prix, took place at the Marina Bay Street Circuit.
Max Verstappen led the session in 1:41.829, with Sebastian Vettel second, 0.072 seconds behind. Lewis Hamilton was third, 0.142 seconds off the fastest time.
The top five, in order, were Max Verstappen, Sebastian Vettel, Lewis Hamilton, Fernando Alonso and Stoffel Vandoorne. McLaren had two drivers in that group, while Mercedes, Ferrari and Red Bull had one each.
Fernando Alonso in fourth was 0.554 seconds off the lead, while fifth-placed Stoffel Vandoorne was 0.610 seconds behind.
Sergio Pérez completed the top ten, 1.181 seconds behind the session’s fastest driver.
Lance Stroll completed the most laps with 18, while Marcus Ericsson completed the fewest with 7.
At the back of the classification, Kevin Magnussen was 16th, Lance Stroll 17th, Romain Grosjean 18th, Pascal Wehrlein 19th and Marcus Ericsson 20th. The lap times and completed laps in the table follow the official classification for this session.
| Position | Driver | Team | Time/Gap | Laps |
|---|---|---|---|---|
| 1 | Max Verstappen | Red Bull | 1:41.829 | 12 |
| 2 | Sebastian Vettel | Ferrari | +0.072s | 13 |
| 3 | Lewis Hamilton | Mercedes | +0.142s | 16 |
| 4 | Fernando Alonso | McLaren | +0.554s | 11 |
| 5 | Stoffel Vandoorne | McLaren | +0.610s | 13 |
| 6 | Daniel Ricciardo | Red Bull | +0.688s | 11 |
| 7 | Nico Hülkenberg | Renault | +0.720s | 10 |
| 8 | Valtteri Bottas | Mercedes | +0.763s | 16 |
| 9 | Kimi Räikkönen | Ferrari | +0.879s | 16 |
| 10 | Sergio Pérez | Force India | +1.181s | 14 |
| 11 | Esteban Ocon | Force India | +1.280s | 15 |
| 12 | Carlos Sainz | Toro Rosso | +1.527s | 17 |
| 13 | Jolyon Palmer | Renault | +1.539s | 11 |
| 14 | Daniil Kvyat | Toro Rosso | +1.745s | 17 |
| 15 | Felipe Massa | Williams | +1.895s | 17 |
| 16 | Kevin Magnussen | Haas | +2.212s | 16 |
| 17 | Lance Stroll | Williams | +2.394s | 18 |
| 18 | Romain Grosjean | Haas | +2.466s | 16 |
| 19 | Pascal Wehrlein | Sauber | +3.931s | 15 |
| 20 | Marcus Ericsson | Sauber | +4.510s | 7 |
