Oscar Piastri and Lando Norris topped the times for McLaren as four red flags, two caused by trackside grass fires, wreaked havoc with the second practice session for the Japanese Grand Prix on Friday.
Carlos Sainz completed a double race distance for previously struggling Williams and pushed his Ferrari successor Lewis Hamilton off the top of the testing
The 40-year-old, who won six of his world championships at Mercedes, also unveiled a new bright yellow helmet, as he continues his first official week at Ferrari which began at the team's headquarters on Monday.
But there were no bold statements on race day as he struggled to take a point and his team mate Charles Leclerc laboured to an eighth-place finish.
The win from fourth on the grid was Australian Oscar Piastri's third in a row, after Bahrain and Saudi Arabia, and fourth of the season. McLaren have so far been beaten only once.
McLaren's Oscar Piastri celebrated pole position for the Bahrain Grand Prix, his 50th Formula One race, while dejected championship-leading teammate Lando Norris qualified sixth and said he had been "clueless on track".
World champion Max Verstappen put Red Bull on pole position for the Saudi Arabian Grand Prix in dramatic style on Saturday.
Bernie Ecclestone says his money is still on Red Bull's Max Verstappen to win the Formula One championship
McLaren's Lando Norris took pole position for the Qatar Grand Prix sprint on Friday with Mercedes' George Russell denying the Formula One leaders a front row.
In the constructors' standings, Ferrari closed the gap to McLaren to 24 points.
Seven-times Formula One champion Lewis Hamilton said he was excited for 2025 and ready to embrace change at Ferrari as he updated his LinkedIn profile with the hashtag 'newjob'.
Charles Leclerc won the US Grand Prix in a Ferrari one-two with Carlos Sainz on Sunday as Formula One championship leader Max Verstappen dealt Lando Norris a significant setback in their title battle.
Verstappen crossed the line in his Red Bull for his 64th Grand Prix victory to a huge ovation from the 115,000 crowd some 1.4 seconds ahead of McLaren's championship leader Lando Norris in second place.
World champion Max Verstappen took pole position for the Japanese Grand Prix on Saturday, stunning the McLarens with a late flying lap.
McLaren's Oscar Piastri seized the first proper pole position of his Formula One career at the Chinese Grand Prix on Saturday with the fastest lap yet around the Shanghai International Circuit.
Lewis Hamilton smashed the Shanghai circuit lap record on his way to a stunning first sprint race pole for Ferrari in China on Friday.
Australian Oscar Piastri roared back from season-opening disappointment in his home race by winning the Chinese Formula One Grand Prix from pole position in a McLaren one-two with championship-leading teammate Lando Norris on Sunday.
Red Bull's Max Verstappen won the Qatar Grand Prix on Sunday with the battle for the constructor's title going down to next weekend's Abu Dhabi season-ender
Ferrari's underwhelming pace was a surprise to their rivals and to Hamilton, whose quickest lap in the final qualifying session (Q3) was nearly nine-tenths of a second slower than Norris's.
Lewis Hamilton will launch his bid to win the drivers' championship at a third F1 team when he makes his much-anticipated debut for Ferrari in the season-opening Australian Grand Prix.
McLaren's Lando Norris swept to victory in a wet and wild Australian Grand Prix on Sunday, holding off defending champion Max Verstappen in a white-knuckle finish to a Formula One season-opener littered with crashes and safety cars.
Australian driver Oscar Piastri, 23, emerged victorious in his first ever Formula One race at the Hungarian Grand Prix on Sunday.
The win was a first for Ferrari in Mexico since 1990 and fourth of Carlos Sainz's career.
McLaren's Lando Norris took a commanding Dutch Grand Prix victory on Sunday.
Ferrari's Charles Leclerc won the Monaco Grand Prix on Sunday to become the first home winner
Oscar Piastri won the Azerbaijan Grand Prix and sent McLaren top of the constructors' standings in a race that finished with a virtual safety car after a penultimate lap collision between Ferrari's Carlos Sainz and Red Bull's Sergio Perez.
Lando Norris won the season-ending Abu Dhabi Grand Prix on Sunday to deliver McLaren's first Formula One constructors' title since 1998
Max Verstappen claimed his sixth victory from nine races this season and the 60th of his Formula One career.
Lando Norris led a McLaren front row sweep in qualifying for the season-ending Abu Dhabi Grand Prix on Saturday
McLaren could clinch their first constructors' crown since 1998 on Sunday if they outscore Ferrari by 21 points at the Qatar F1 Grand Prix.
Max Verstappen, who could seal his fourth successive championship on Saturday, will line up fifth on the starting grid
Lewis Hamilton will bring down the curtain on his Mercedes career in Abu Dhabi on Sunday as his past and future Formula One teams, McLaren and Ferrari, fight for a constructors' title to end years of waiting.
McLaren are leading the constructor's championship but are only 29 points ahead of Ferrari, with Leclerc an obvious threat and team mate Carlos Sainz qualifying fifth and Mercedes' George Russell sixth.
McLaren's Lando Norris dominated the Singapore Grand Prix from start to finish on Sunday to take another chunk out of Max Verstappen's Formula One championship lead.
Red Bull's triple World champion Max Verstappen claimed pole position on Saturday for the Miami Grand Prix, to start from the front of the grid for the sixth straight race this season.
Leclerc took pole in Monaco in 2021, but did not start the race due to a driveshaft failure, and 2022 when he ended up fourth.
McLaren's Lando Norris hailed the best qualifying lap of his career after beating F1 leader Max Verstappen to pole position at the US Grand Prix.
Red Bull have won 20 of the 21 races so far, another F1 record, and Verstappen has won in Abu Dhabi for the past three years. Both titles have already been clinched.
The final phase of qualifying was halted, with only Piastri and Haas' Nico Hulkenberg having set times, when Sainz slammed backwards into the barriers at the final corner as he prepared to start his flying lap.
The governing FIA had reported both drivers to stewards after their cars failed post-race checks