Following the Shanghai race, Formula 1 has opted to postpone the most substantial discussions concerning potential adjustments to the 2026 technical regulations until the Japanese Grand Prix. While China offered slightly less negative feedback, particularly regarding race spectacle, it did not fully resolve concerns about energy management – a topic expected to become central at a track like Suzuka.
It’s no coincidence that the conversation about potential changes is resurfacing openly in Japan. On one side, teams like Mercedes and Ferrari appear to be more at ease with the new technical framework in the early stages of the season. On the other, several rivals continue to imply that the current situation is far from a satisfactory balance. Suzuka, with its unique track characteristics, risks further amplifying the critical issues observed in the initial races.
Mercedes’ Stance: “Intervene on Single-Lap Pace”
Mercedes has once again articulated its position most clearly. Toto Wolff, discussing the new technical direction, rejected the idea of a united paddock against these regulations, stating: “It’s not true that all drivers are upset, only some who have problems with the complex energy management.” The Mercedes team principal then shifted the focus to the fans, adding: “The main goal is the fans, and over 90% of them believe that the races are now fun and exciting.”
However, while strongly defending the regulatory structure, Wolff did not completely close the door to adjustments. In fact, the Austrian manager precisely indicated where intervention might be needed: “What we could still work on is the qualifying format, where we should reduce energy management a bit. But we are working on it.” This is a significant concession, confirming that the real sensitive point remains single-lap performance, where the necessity to manage the battery risks excessively influencing overall lap time.
McLaren and Williams Echo: “Japan a Critical Track for Energy”
Indeed, Suzuka presents itself as one of the most severe tests of the entire early season. At McLaren, Mark Temple explicitly stated that the Japanese track is expected to bring many of the difficulties previously seen in Australia back into focus: “Like Melbourne, it’s a more critical track from an energy perspective.” He continued: “So we expect more energy recovery effects in different areas of the circuit, such as the entry to Turn 1. This will be an important area to optimize alongside chassis and tire performance.”
These comments help frame the issue well. Suzuka is a fast, flowing track with very short cornering times, and precisely because of this, it puts pressure on the compromise between power delivery, recovery, and consumption. Essentially, the problem won’t just be about going fast, but choosing where to expend energy and where to conserve it.
Williams expressed a similar viewpoint, outlining a very clear scenario: “We expect a high level of super clipping at Suzuka in both low and high fuel conditions, due to the very fast and flowing nature of the circuit and short cornering times.” The Grove-based team also added what one of the most evident consequences could be in terms of driving and strategy: “Consequently, we might see teams use lift and coast to help manage the energy challenge.”
This is an important point, as it already conveys much about the expected weekend. Suzuka could become a track where the difference is made not just by aerodynamic downforce or balance, but by how each team decides to distribute its energy over the lap. This makes the weekend particularly interesting from a technical standpoint: some might sacrifice something in the “esses” of the first sector to be stronger in the final part of the lap, while others might choose the opposite approach, pushing harder in the technical sections at the cost of losing time on the final straight.
Ferrari: “Only Two Straight Mode Activation Zones in Japan Present a Challenge for Everyone”
Ferrari also anticipates a very delicate weekend from this perspective. Marco Gasparet, Sporting Specialist for the Scuderia, described Suzuka as one of the most complex technical challenges on the calendar: “The Suzuka circuit is undoubtedly one of the most fascinating and technically demanding on the entire calendar.” He referred to the track’s characteristics, which combine slow sections with very high-speed stretches: “Its uniqueness derives from the combination of slow corners, like the famous hairpin, and very high-speed sections. Added to these is the complex sequence of consecutive corners, from 3 to 6, which requires precision and good car balance.”
Gasparet then highlighted another element poised to influence the interpretation of the weekend: the track resurfacing: “Ahead of the Grand Prix, the track has been resurfaced: this year, the work covered turns 7 to 17, thus completing the work started in the previous season.” This is a significant aspect because it adds an important unknown to simulation data and reduces the value of historical references accumulated by teams in recent seasons.
But it’s primarily on the energy front that Ferrari identifies the true crux of the weekend. “This will be the first of six GPs to have only two Straight Mode activation zones.” He continued: “From the perspective of energy management, Suzuka will represent a significant challenge for all teams, who will have to find the right compromise to maximize performance and efficiency with the new generation cars.”
This is precisely where the core of the discussion lies. Suzuka, on paper, should have been less extreme than Melbourne from an energy standpoint. Yet, regulatory choices regarding the use of active aerodynamics risk pushing everything back into a very critical zone. With only two areas for Straight Mode activation and long sections to be driven with closed wings, consumption will increase, energy recovery will become even more central, and tire and underbody management will inevitably come under pressure.
It’s no surprise, then, that discussions about possible modifications continue in the paddock. Because Suzuka doesn’t just promise to be another difficult track; it promises to be a revealing one. Japan will show how much teams will be forced to resort to lift and coast, how much super clipping will weigh, and crucially, what strategic compromises will emerge over the lap. In other words, it will once again demonstrate how much, in this F1 2026, energy truly dictates performance.
And that’s why the debate did not subside after Shanghai. In fact, it arrives at Suzuka perhaps even more alive. Because if China offered some encouraging signs, Japan promises to be a much tougher test. And if the weekend here too revolves almost entirely around battery management, then the topic of changes will inevitably return to the table with even greater force.