Ferrari opens the weekend with the fastest lap

Charles Leclerc finished opening practice in Mexico with a 1:18.128, ahead of Kimi Antonelli and Frederik Vesti. This is a practice-session result, rather than a starting order. For Ferrari, the opening hour supplies a positive reference, although assessing the advantage will require comparisons with team programmes and explanations. The session also presented an unusual picture of the grid, with ten stand-in drivers taking part.

The leading five and their lap counts

The official classification puts both Mercedes drivers between the two Ferraris. Vesti, taking over George Russell’s car, finished just 0.005 seconds ahead of Hamilton, calculated from the published times. The table separates the gap to the leader from the amount of running completed. Lap counts describe the volume of a session and should be read alongside the programme, rather than as a complete assessment of long-run performance.

Mexico FP1 2026 · leading five, official classification
PosDriverTime / gapLaps
1Charles Leclerc1:18.12829
2Kimi Antonelli+0.659 s30
3Frederik Vesti+0.733 s24
4Lewis Hamilton+0.738 s25
5Ayumu Iwasa+0.985 s23

Low grip and a Virtual Safety Car interruption

Formula 1’s report describes a dusty track at the start. Leclerc set the final benchmark on soft tyres. Isack Hadjar coasted back to the pits with a power-unit issue before returning to action. Jak Crawford’s stoppage at Turn 1 triggered a late Virtual Safety Car. Those interruptions matter when assessing how many consecutive laps each driver could complete and how much uninterrupted running their programme allowed.

Kimi Antonelli in his number 12 Mercedes at Zandvoort in August 2026
Kimi Antonelli with Mercedes at Zandvoort on 21 August 2026. Archive photograph; it does not show the Mexico FP1 session. Cropped and resized to WebP/AVIF; derivatives retain the original licence. Steffen Prößdorf / Wikimedia Commons · CC BY-SA 4.0 · Photo source ↗ · Licence

Audi summoned over Slater’s release

Freddie Slater went onto the circuit with a fan still attached to his car, according to Formula 1’s report. FIA Document 16 summons an Audi representative concerning a potential release in an unsafe condition at 12:56 local time. That document is a summons and does not establish a penalty. In APEX’s reading, the distinction matters: describing an incident and reporting a stewards’ verdict are separate stages that require separate confirmation.

Why tyres remain part of the picture after FP1

The weekend allocation comprises C3 hard, C4 medium and C5 soft tyres. Mercedes explains in its technical guide that thin air affects both aerodynamic downforce and component cooling, complicating temperature management. APEX’s reading is that a practice classification belongs alongside the compound used, the timing of a lap and the programme’s objective. Friday’s advantage cannot by itself establish the order in the eventual fight for pole position.

FP2 starts at midnight in Romania

The official schedule places FP2 at 22:00 UTC on Friday, equivalent to 00:00 on Saturday 31 October in Romania. FP3 starts at 19:30 on Saturday, qualifying at 23:00, and the race at 22:00 on Sunday 1 November, all Romanian times. This article records FP1 only. The remaining sessions will supply fresh reference points for comparing Ferrari, Mercedes and the rest of the field as the weekend develops.