Williams missing Barcelona test is a major setback

With Formula 1 entering its biggest technical reset in decades, the Grand Prix winner and motorsport veteran, Patrese, said early testing is no longer routine mileage gathering but a fundamental learning phase. New power units, new chassis concepts and revised operational rules mean the consequences of missing track time are amplified well beyond a normal season reset.

Patrese said: “Everybody has to shake down the cars. For every team every single hour of this first test is very important to understand if it works, if it doesn't work, what they have to do to make it better and to make it work, if it doesn't work.”

He underlined that the coming season cannot be treated as a continuation of previous development cycles: “So, I think always when you have a completely new project the first days are crucial. It is a problem for Williams because it's very, very important, much more important in this new season.

“It’s not just a continuation of last year. Everything is new. It's new from the engine side, also from the car side. In the end, it's going to be very important. So not being there is a big problem,” he explained.

Patrese made clear that the scale of change introduced for 2026 leaves no margin for delayed learning. With every major system redesigned, early correlation between simulation and track behaviour becomes decisive.

The Italian stressed that missing early mileage means falling behind not just on setup work but on understanding how the entire package behaves as a complete system. In his view, teams that lose time now will spend much of the season reacting rather than developing with confidence.

That risk is heightened by the complexity of the new regulations, which demand immediate understanding of power delivery, energy deployment and car balance. Without track data, even the most advanced simulation tools offer limited reassurance.

For Patrese, this is why absence from the opening test represents more than lost laps. It is lost knowledge that rivals will already be banking.

Beyond the immediate concern of missed mileage, Patrese believes the Barcelona test will provide the first real clues about which teams have best understood the balance between engine behaviour and aerodynamics under the new rules.

Patrese said: “Aerodynamics can make a winning car. But at this stage the engine side is the most important thing to have a look at because there are so many new things in the engine and how the engine has to work during the lap with the new rules. I think the most important thing to look at in this test is how the engine works.”

While teams arrive armed with wind tunnel data and dyno figures, he argued that optimisation can only begin once the power unit is running on track: “And then of course also the chassis aerodynamics. But from that point of view, I think they will already have a lot of answers from the wind tunnel. The engine is also at the dynos; but then you have to put the engine on the track and learn how to optimise the engine during the lap.”

Patrese highlighted the uncertainty surrounding new power deployment profiles: “In a single lap they change the way to distribute power during a lap. Now they have the possibility to have hybrid and combustion together and then the hybrid goes away and only the thermic state is working.”

He added: “I'm curious to see what might happen. Because in one moment they have 1,000 horsepower and suddenly they go to 500 horsepower. What's going to happen? The car will slow down, it brakes, it could happen.”

“It comes out from a corner with 1,000 horsepower, and then because the hybrid part goes away, only the thermic stays there and instead of having 1,00,0 they have 500 bhp. What is going to happen? Will the cars slow down?” 

Patrese concluded that these unknowns underline why early testing time is irreplaceable: “Everybody has to discover how it happens. Even the teams, they have to be there, and this is why I say that every single hour is going to be very important, to understand how they can optimise the way the engine works. The wing also. There is no more DRS, so that is another thing to discover.”

For Williams and their team boss James Vowles, the pressure now is to recover lost time as quickly as possible, with the early phase of the 2026 season set to reward teams that adapt fastest to Formula 1’s most radical technical reset. (Source: BetVictor Online Casino)