Carlos Sainz had a bright start to life in his new surroundings, but acknowledged it will be a different kind of fight next season.

The first half of the post-season test in Abu Dhabi has been completed. Some drivers have already been in action for their new teams on Tuesday morning. Several young drivers also tested in F1 cars. Read the full recap of the morning session below.

Three drivers will be making their first appearances in new racing overalls — Ocon for Haas, Hülkenberg for Sauber and Sainz for Williams — but many eyes may focus on Yuki Tsunoda, who Red Bull has selected over Liam Lawson to complete its Pirelli tyre test.

Formula 1's post-season test is underway in Abu Dhabi, with a number of drivers making their debuts for their 2025 teams just two days after the end of the 2024 season.

Lewis Hamilton, of Britain, waves towards the spectators after his last race for Mercedes at the Formula One Abu Dhabi Grand Prix at the Yas Marina Circuit on Sunday in

Formula 1 has stayed in Abu Dhabi a little after the race to carry out a post-season test. What is this test's purpose, though, and who can we expect to see suiting up for one last time in 2024?

After the 2024 season came to an end on Sunday, the teams and drivers are back out on track for the final time this year with post-season testing. Teams will split their testing time between their experienced pros and a driver with two grands prix or less.