Hamilton worried about Mercedes top speed after Italian GP practice: 'That's considerable to worry about'

The sound of engines roaring from the Parabolica corner hadn't even faded when I clearly heard Hamilton's voice through the commentary booth glass. "The top speed is considerable to worry about" — those words were immediately written down by Italian journalists as if transcribing scripture. In September 2026, at Monza — Ferrari's spiritual home — I witnessed one of the strangest moments in my 38 years following F1: a driver about to join Ferrari was warning about the Italian team's weakness against Mercedes at the Italian Grand Prix.

On the morning of FP1, August 30, 2026, Charles Leclerc topped the timing sheets with a time of 1:20.912, followed by Carlos Sainz in second. That was the moment when thousands of tifosi in the Curva Grande erupted as if witnessing a stoppage-time goal. But just a few hours later, FP2 told a completely different story: George Russell surprisingly jumped to the top with a time of 1:20.022, while Lewis Hamilton finished only fifth, 0.457 seconds slower than his Mercedes teammate. That number isn't the gap between a driver trying to catch up to a teammate — it's the gap between a car that can fight for podiums and one that's racing against itself.

Before diving into strategic analysis, I need to pose a question the paddock is avoiding: Is Ferrari making a strategic error by bringing the ADUO engine upgrade to Monza — a circuit where top speed determines almost everything — or is this just a final effort before the 2026 engine era changes everything?

Context: When Ferrari brings weapons to its own altar

ADUO (Aerodynamic Development Unit Override) is an FIA-permitted mechanism during the engine development freeze period, allowing manufacturers to deliver limited performance upgrades. Ferrari deployed this upgrade at Monza — a move the team described as "a significant step forward in reliability and performance." According to paddock estimates, the new engine delivers approximately 15 additional horsepower, enough to halve the top speed gap with Mercedes.

But "halved" is still too much. Hamilton revealed he's losing approximately 0.6 seconds to Russell on the straights — a number enough to determine victory and defeat at Monza, where roughly 75% of the lap is at full throttle. "We tried some set-up changes in FP2 but they didn't work as expected," Hamilton said after the session. "I'm not sure what's causing this top speed deficit." Those words from a seven-time world champion — someone who still remembers the feeling inside a race car cockpit — are more concerning than any statistics.

Core Analysis: Three factors creating the gap

Ferrari team principal Fred Vasseur provided a multi-dimensional explanation when asked about the top speed issue. "This isn't simply an engine problem," he said. "There's also drag, car weight, and how the ERS system is programmed to deploy energy. All these factors together create the gap you're seeing."

Vasseur's explanation isn't blame-shifting — it reflects the complex technical reality of modern F1. At Monza, teams typically run low-downforce rear wings to reduce drag and maximize straight-line speed. But the Ferrari SF-24 is believed to have a higher drag coefficient (CdA) than the Mercedes W15 in low-downforce trim. This means even if both cars run the smallest wings possible, Ferrari still carries unnecessary extra drag.

The second factor is weight. With the 2026 minimum weight regulation set at 798 kg, every kilogram affects performance. Ferrari is believed to carry more weight than Mercedes — possibly due to chassis components, cooling systems, or simply different ERS battery configurations.

The third factor — and perhaps the most important — is the ERS deployment schedule. The ERS (Energy Recovery System) in F1 engines harvests energy from braking (MGU-K) and exhaust heat (MGU-H), stores it in a battery, then deploys it when needed. The "deployment schedule" is the software controlling the timing and rate of this electrical energy release. Hamilton implied that Ferrari and Mercedes have different approaches here — and this difference is most evident at Monza, where every watt of additional energy is valuable.

Hamilton approved the engine upgrade. "The new engine has improved," he said. "But the top speed gap is still there." A brief answer containing both satisfaction and concern — a typical response from a driver shaping their relationship with a new team.

Contrarian Angle: Is Hamilton playing a bigger game?

There's something the media is overlooking: Hamilton isn't just driving a Mercedes car at Monza. He's positioning himself in the Ferrari 2026 story — right now.

When a seven-time world champion, about to join a new team, publicly points out technical weaknesses against a direct competitor, this isn't pure commentary. This is a message to Ferrari's leadership: "Here's what I notice, and here's what I want you to prioritize for 2026."

Hamilton is famous for using media platforms to influence team development direction. At Mercedes, he publicly questioned the car's philosophy before the team changed course. His targeting of top speed issues at Monza — a move unrelated to Mercedes' 2026 performance — could be his way of laying groundwork for aerodynamic efficiency and ERS performance improvement demands in his 2026 contract.

Vasseur, as Ferrari team principal, understands this move clearly. His multi-dimensional explanation — that the gap comes from drag, weight, and energy deployment, not just the engine — is how he defends the ADUO deployment decision while expanding the problem's scope so Hamilton can't completely blame the team. This is classic F1 team principal communication: acknowledge the issue but control how it's framed.

But there's a tactical blind spot that both Hamilton and Vasseur haven't mentioned: Is Ferrari sacrificing too much development budget for this 15-horsepower upgrade, while the cost cap is limiting resources for the 2026-2026 phase?

Analysis Blind Spot: The hidden budget battle

Under current cost cap regulations, every euro spent on development must be carefully considered. ADUO is a legitimate mechanism, but deploying it at Monza means Ferrari has "spent" part of its budget on a short-term goal. The question: How many championship points is this 15 horsepower worth in the 2026 season, compared to allocating those resources for 2026 car development?

From my experience following races for three decades, I've noticed teams commonly make one strategic mistake: chasing short-term improvements while overlooking the bigger picture. Ferrari has a history of overreacting to specific failures — like bringing ADUO to Monza to prove the engine isn't the problem — while rivals like Mercedes are more patient in resource allocation.

Another factor to consider: Hamilton said he's "not sure what's causing the top speed gap." This suggests Ferrari hasn't fully identified the root cause — it could be setup-induced or inherent. If it's a setup issue, this can be resolved during the race weekend. But if it's an inherent characteristic of the SF-24, Ferrari will face this limitation for the rest of the season and possibly into 2026 as well.

Strategic Implications for Race Day: What must Ferrari do?

With the top speed gap now approximately 0.3 seconds after the freeze (reduced from 0.6s thanks to ADUO), Ferrari's race strategy at Monza will be significantly affected. At circuits with long DRS zones like Monza, top speed determines overtaking and defending ability. If Ferrari can't match Mercedes on the straights, they'll be disadvantaged in both situations: struggling to overtake when chasing and vulnerable to being passed when defending.

One viable strategy is for Ferrari to focus on qualifying — where a single fast lap can mask the top speed gap. If Leclerc or Hamilton can secure a good starting position, they can play defense with track position instead of attempting to pass on the straight. But this strategy carries risk: if a safety car appears or tire degradation is high, Ferrari could lose their advantage and lack the tools to regain position.

Another option is the undercut — pitting early to get ahead of the opponent with fresher tires — but this requires Ferrari to have better race pace during the remaining stint phases, which the top speed gap may hinder.

The Bigger Picture: 2026 as the true reset

There's a fact few mention: ADUO and engine upgrades during the current freeze period are only temporary solutions. From 2026, F1 will transition to completely new engine regulations — with 50% power from electricity, sustainable fuels, and entirely different designs. All PU manufacturers will start fresh.

This means the current engine gap between Ferrari and Mercedes will be completely erased by 2026. Ferrari is investing in a race whose destination will change completely within two years. The real question isn't "Can Ferrari close the gap with Mercedes this Sunday?" but "Is Ferrari building a foundation for the 2026 race?"

Hamilton, with a long-term contract at Ferrari, may be looking beyond this race weekend. But the tifosi at Monza don't care about 2026 — they want to see Ferrari fight for podiums right now. And that's a conflict that can't be resolved in one weekend.

Conclusion: Questions to monitor

As I left the commentary booth at Monza on Friday afternoon, engine sounds still echoed throughout the circuit. But what I carried away wasn't the sound — it was a question: Is Hamilton helping Ferrari see the blind spots they've overlooked, or is he preparing a narrative for a 2026 season where even if Ferrari doesn't achieve success, he already "warned in advance"?

Three signals to monitor in the coming days: First, can Ferrari close the top speed gap in FP3 and qualifying? Second, will the ADUO upgrade face reliability issues during the race? And third, will Hamilton continue making public technical comments, shaping the narrative for the upcoming season?

Monza isn't just a circuit — it's a test of how Ferrari faces pressure. And for Hamilton, this is how he begins building his legacy at Maranello: not through victories, but through the right questions.