Lando Norris was fastest and seven-time champion Lewis Hamilton 13th as Formula 1 teams had to deal with a power outage that disrupted preseason testing.

Title favourite Lando Norris was fastest for Formula One champions McLaren after a power cut disrupted the first day of pre-season testing in Bahrain on Wednesday.

The start of preseason testing in Bahrain on Wednesday was a major landmark in the lead-up to the new Formula One season, giving all 10 teams a first opportunity to complete extended running with their new cars. With the season opener in Australia just weeks away, every lap at Bahrain International Circuit across all three days is precious.

Lewis Hamilton has started Formula 1 preseason testing for Ferrari in the next step in his bid to win an eighth F1 title

Follow live updates from day one of Formula One’s sole preseason test in Sakhir, ahead of the 2025 season

Lewis Hamilton will have a first impression of how his Ferrari rates against the rest when Formula One starts three days of testing in Bahrain on Wednesday with a new crop of cars and drivers.

McLaren's Lando Norris set the fastest time on the opening day of Formula 1's preseason test in Bahrain, which was extended by an hour due to a power cut at the circuit in the afternoon session.

A power cut on the first day of pre-season testing in Bahrain halted running for over an hour as teams used torches and mobile phones to operate in near darkness in mildly chaotic scenes.

Lewis Hamilton was fifth-fastest in his first session of preseason testing with Ferrari as his replacement at Mercedes, Andrea Kimi Antonelli, posted the fastest time.