Williams reaches minimum weight limit in Baku, unlocking "free lap time" for FW48

Williams arrives at the Azerbaijan Grand Prix in Baku with a heavily upgraded FW48 that the team says has finally reached Formula 1’s minimum weight limit — a milestone the Grove outfit has been chasing since the opening race of the season.

Former IndyCar Series driver James Hinchcliffe, speaking on the F1 Nation podcast, was unequivocal about what the weight reduction means in competitive terms. “It’s free lap time. It requires no set-up changes. It requires no driving ability. It is quite literally like horsepower. It’s just free lap time, so it is absolutely vital,” he said.

Hinchcliffe drew comparisons with other teams that started 2025 carrying surplus weight, including Red Bull, and outlined the breadth of the gains Williams can expect. “It helps with brakes, it helps with traction, it helps with tyre degradation, and then just pure lap speed. So, if they’re truly there, that in and of itself is just going to be a massive benefit for them.”

Despite the encouraging technical news, Williams team principal James Vowles urged caution about how quickly the upgrades will translate into results. “It’s been a tough year, and it will continue to be a tough year to the end,” Vowles said on The Fast And The Curious podcast. “A lot of the mistakes that we made across the winter period will stay with us all the way until the end of this year.”

Vowles was candid about the team’s immediate ceiling, acknowledging that even consistent points finishes remain out of reach for now. “There’ll be small steps this year, but they won’t be enough to put us to even the bare minimum of where I’d like to be, which is scoring points for a weekend. That simply is not the reality of where we are today.”

Looking further ahead, the Briton struck a more optimistic note about 2026. “For next year, do I think we’ll move forward on the grid? Yes. It’s hard to move backwards on the grid. We’ll move forward on the grid as a result of it, but it will still be a tough old slog.”

For Carlos Sainz and his teammate, the Baku weekend represents the first opportunity to feel the full benefit of a car no longer burdened by excess mass — a small but tangible step in Williams’ longer rebuilding effort.