Ferrari's Sebastian Vettel has admitted he underperformed at times during the 2018 Formula One season and says he needs time to recover from an "exhausting year". read more »

Mercedes admit they have made too many mistakes and underperformed in the first half of the season. read more »

Lewis Hamilton admitted he underperformed throughout the Chinese Grand Prix weekend after having to settle for fourth position. read more »

Mercedes' Lewis Hamilton admits he underperformed during what he labelled as a "disaster" of a Chinese Grand Prix.  read more »

Lewis Hamilton admits his side of the Mercedes Formula 1 garage is currently underperforming based on what he called a "disaster" of a Chinese Grand Prix read more »

Check out who surprised and who underperformed at the 2018 F1 season opener in Australia at Melbourne's Albert Park. read more »

Adrian Newey has conceded that the new structure at Red Bull to replace him has not performed to a sufficient standard for the 2017 season. read more »

"We have had so many different upgrades and maybe some of them haven t been perfect..." - Valtteri Bottas read more »

We may have slightly underperformed on the softer compounds, so there's more to come. read more »

Sebastian Vettel feels Ferrari should be strong in Germany this weekend, but has admitted the team have underperformed in 2016 so far. read more »

Sebastian Vettel felt he "underperformed" during qualifying in Austria en route to a second row grid slot, which he will lose to a penalty. Vettel set the… read more »

Toro Rosso team principal Franz Tost believes that duo Carlos Sainz Jr. and Daniil Kvyat underperformed at the Monaco Grand Prix. read more »

Fernando Alonso says he has underperformed this season. read more »

Alonso says he's underperformed but will step up in '16 read more »

Sebastian Vettel says this year's Ferrari SF15-T Formula 1 car is "strong everywhere", adding that the team simply underperformed last time out in the Spanish... read more »

Ahead of the Monaco Grand Prix, Sebastian Vettel believes Ferrari 'underperformed' in Spain, insisting its upgrades are an improvement read more »

A tricky qualifying for the team and we can't help but feel we have underperformed. read more »

Kimi Raikkonen has admitted it would be "nice" if he is paired at Ferrari with Sebastian Vettel next year. The Finn said in Russia that he has heard the same rumours... read more »

Sebastian Vettel insists he is fully aware he has underperformed so far in 2014 but that he is refusing to dwell on the form of Red Bull team-mate Daniel Ricciardo read more »

Marcus Ericsson was probably the only one satisfied at Caterham, as for the first time this season he managed to qualify ahead of his teammate. Caterham jointly underperformed... read more »

Lewis Hamilton said he simply failed to produce the speed when it counted as he trailed Mercedes team-mate Nico Rosberg in Singapore Grand Prix qualifying read more »

It was a refreshingly honest Caterham which faced the media after qualifying on Saturday. read more »

Heikki Kovalainen says Caterham underperformed in qualifying at the Circuit of the Americas read more »

Both Kovalainen and Petrov underperformed today in qualifying and were unable to extract the potential of their Caterham cars. The drivers struggled to get the tyres up to... read more »

Heikki Kovalainen is certain that his Caterham team will beat main rival Marussia in the United States Grand Prix despite admitting that it underperformed in qualifying read more »