George Russell finished fastest on the final day of preseason testing ahead of the 24-race 2025 season. The Mercedes driver posted a 1:29.545 in the afternoon session, which was still slower than the testing benchmark set by the Williams of Carlos Sainz on Thursday.

The afternoon session of Formula 1 preseason testing was briefly interrupted Friday when a shuttle bus drove on the track. In a bizarre scene, a red flag was waved to halt testing as a white bus drove slowly on a runoff area of the track at Bahrain International Circuit.

Mercedes driver George Russell set the fastest lap time on the final day of preseason testing in Bahrain after beating Max Verstappen's best effort in the final ten minutes of the session.

Judging by pre-season testing in Bahrain, George Russell must sense his destiny within his reach. The jury is out on whether the Mercedes W16 is good enough to fight for the title, but so far it has at least demonstrated encouraging pace and poise on-track.

George Russell set the pace on the third and final day of F1 2025 testing at the Bahrain International Circuit. It looked like reigning four-time World Champion Max Verstappen was going to end Day 3 on top,

George Russell went just 0.021s faster than Max Verstappen during late runs on the final day of pre-season testing in Bahrain, as Ferrari’s week ended early due to a car problem. Lewis Hamilton

Lando Norris headlined the opening day of Formula 1 pre-season testing in Bahrain, following an hour-long delay for a circuit-wide power cut. The session’s run-time was extended by an hour following the hiatus created by the lack of power two hours into the afternoon session,

Day 3 result as Hamilton trails Verstappen and Russell in final Bahrain session - Follow live updates from the final day of the 2025 three-day pre-season test in Bahrain

Ferrari's new recruit became the first driver to break into the 1m29s, while former team-mate Russell put Mercedes second as Red Bull struggled with reliability