Though Lewis Hamilton has expressed concern at the reliability of the W11, Mercedes once again leaves Barcelona with the highest mileage. read more »

Though he completed the most laps in pre-season testing, Lewis Hamilton has admitted concern at the W11's reliability. read more »

Lewis Hamilton says there is some concern over Mercedes’ reliability after he was forced to stop on Thursday with an engine issue, just one of a number of breakdowns for... read more »

Lewis Hamilton has declared Barcelona being a "good winter test" but has concerns over Mercedes' reliability heading into the season opener. read more »

Lewis Hamilton says Mercedes' reliability issues throughout pre-season testing are "a concern" heading into the 2020 F1 season. read more »

Lewis Hamilton says Mercedes is battling "plenty of problems", admitting the engine reliability dramas that have affected the Formula 1 team during pre-season testing... read more »

The timesheet may suggest differently, but Mercedes has once again demonstrated their impressive pace today despite their reliability issues that have hindered them on the... read more »

Lewis Hamilton completed only 14-laps of running on the penultimate day of pre-season testing as reliability problems continue with the Mercedes power unit - Williams also... read more »

Sebastian Vettel remained fastest for Ferrari at the end of the penultimate day of 2020 pre-season Formula 1 testing, while Mercedes' Lewis Hamilton suffered a reliability... read more »

Sebastian Vettel ends the penultimate day of pre-season testing at the top of the timesheets as Mercedes suffer reliability problems resulting in considerably limited running. read more »

Williams have suffered more confirmed reliability problems in pre-season testing than any other team, and deputy team principal Claire Williams says the problems have come... read more »

Robert Kubica tops the timesheets on the opening day of the final Formula 1 pre-season test in Barcelona as numerous teams hit trouble. read more »

Red Bull and Honda have targeted getting through the 2020 Formula 1 season without any unprescribed engine changes this season, amid growing optimism about the reliability of... read more »

Tom McCullough was pleased with the work put in by Racing Point during the first pre-season test in Spain, with a lot of encouragement coming from the speed and reliability of... read more »

Both Sergio Perez and Lance Stroll were encouraged by the pace and reliability of the RP20 after the first three days of testing in Spain this week. read more »

The first Formula 1 pre-season test is done and dusted, which means we’ve just three more days of running before the teams head out to Melbourne for the Australian Grand Prix... read more »

Ferrari hits trouble on the final day of the first winter test in Barcelona read more »

Red Bull focus is on reliability ahead as the first Formula 1 pre-season test comes to a close in Spain. read more »

The second day of testing for the Formula One teams was another productive day, with good weather and solid reliability both present at Circuit de Catalunya. read more »

Carlos Sainz and McLaren have a solid day of testing in terms of reliability and performance read more »

Max Verstappen says the new Red Bull car is "fast everywhere" and its reliability has improved as well, following the first day of 2020 Formula 1 pre-season testing... read more »

Reliability, stability and unity are the three key words to success for Ferrari this season, according to Italian journalist Carlo Vanzini. read more »

Ellie Holland is part of our Engineering Team who travel the FIA Formula 1 World Championship with us. Ellie's role as Reliability Engineer includes reporting on any... read more »

Despite the performance gains achieved by Honda and Renault, the Japanese and the French manufacturer are yet to make inroads when in comes to the reliability and durability of... read more »

Honda's F1 technical director Toyoharu Tanabe says that a breakthrough in its engine power in 2019 could not have been achieved without first cracking greater reliability. read more »