Hasil Latihan Bebas 4 MotoGP Inggris, Sirkuit Silveratone. Sabtu 25 Agustus 2018
| Pos. | Num. | Pembalap | Negara | Tim | Motor | Km/h | Waktu | Gap 1st/Prev. |
| 1 | 25 | Maverick VIÑALES | SPA | Movistar Yamaha MotoGP | Yamaha | 327.1 | 2’01.571 | |
| 2 | 99 | Jorge LORENZO | SPA | Ducati Team | Ducati | 328.5 | 2’01.982 | 0.411 / 0.411 |
| 3 | 93 | Marc MARQUEZ | SPA | Repsol Honda Team | Honda | 325 | 2’02.002 | 0.431 / 0.020 |
| 4 | 43 | Jack MILLER | AUS | Alma Pramac Racing | Ducati | 327 | 2’02.111 | 0.540 / 0.109 |
| 5 | 4 | Andrea DOVIZIOSO | ITA | Ducati Team | Ducati | 330 | 2’02.133 | 0.562 / 0.022 |
| 6 | 35 | Cal CRUTCHLOW | GBR | LCR Honda CASTROL | Honda | 326 | 2’02.150 | 0.579 / 0.017 |
| 7 | 42 | Alex RINS | SPA | Team SUZUKI ECSTAR | Suzuki | 322.7 | 2’02.631 | 1.060 / 0.481 |
| 8 | 29 | Andrea IANNONE | ITA | Team SUZUKI ECSTAR | Suzuki | 325.3 | 2’02.632 | 1.061 / 0.001 |
| 9 | 5 | Johann ZARCO | FRA | Monster Yamaha Tech 3 | Yamaha | 322.4 | 2’02.897 | 1.326 / 0.265 |
| 10 | 21 | Franco MORBIDELLI | ITA | EG 0,0 Marc VDS | Honda | 321.1 | 2’02.964 | 1.393 / 0.067 |
| 11 | 30 | Takaaki NAKAGAMI | JPN | LCR Honda IDEMITSU | Honda | 320.1 | 2’03.053 | 1.482 / 0.089 |
| 12 | 55 | Hafizh SYAHRIN | MAL | Monster Yamaha Tech 3 | Yamaha | 322.7 | 2’03.231 | 1.660 / 0.178 |
| 13 | 46 | Valentino ROSSI | ITA | Movistar Yamaha MotoGP | Yamaha | 322.7 | 2’03.273 | 1.702 / 0.042 |
| 14 | 41 | Aleix ESPARGARO | SPA | Aprilia Racing Team Gresini | Aprilia | 323.8 | 2’03.275 | 1.704 / 0.002 |
| 15 | 9 | Danilo PETRUCCI | ITA | Alma Pramac Racing | Ducati | 330.2 | 2’03.287 | 1.716 / 0.012 |
| 16 | 45 | Scott REDDING | GBR | Aprilia Racing Team Gresini | Aprilia | 323.1 | 2’03.353 | 1.782 / 0.066 |
| 17 | 19 | Alvaro BAUTISTA | SPA | Angel Nieto Team | Ducati | 324.2 | 2’03.391 | 1.820 / 0.038 |
| 18 | 38 | Bradley SMITH | GBR | Red Bull KTM Factory Racing | KTM | 325.3 | 2’03.467 | 1.896 / 0.076 |
| 19 | 26 | Dani PEDROSA | SPA | Repsol Honda Team | Honda | 312.6 | 2’03.494 | 1.923 / 0.027 |
| 20 | 12 | Thomas LUTHI | SWI | EG 0,0 Marc VDS | Honda | 319.5 | 2’03.636 | 2.065 / 0.142 |
| 21 | 53 | Tito RABAT | SPA | Reale Avintia Racing | Ducati | 329.4 | 2’03.920 | 2.349 / 0.284 |
| 22 | 76 | Loris BAZ | FRA | Red Bull KTM Factory Racing | KTM | 318.5 | 2’04.315 | 2.744 / 0.395 |
| 23 | 17 | Karel ABRAHAM | CZE | Angel Nieto Team | Ducati | 326.3 | 2’04.350 | 2.779 / 0.035 |
| 24 | 10 | Xavier SIMEON | BEL | Reale Avintia Racing | Ducati | 319.5 | 2’05.479 | 3.908 / 1.129 |