Lewis Hamilton feared his seventh place finish at the Chinese Grand Prix would result in a bigger points deficit to team-mate Nico Rosberg in the drivers' championship.... read more »

Williams continue to look for a resolution to their low speed cornering deficit with several new parts available in Bahrain... read more »

Sebastian Vettel hopes Ferrari will be able to push Mercedes "very hard" in the Bahrain Grand Prix, despite a large qualifying deficit. Vettel and team-mate… read more »

World Champion Lewis Hamilton was upbeat following Friday practice in Bahrain despite his deficit to Mercedes team-mate Nico Rosberg. Hamilton finished as runner-up to Rosberg... read more »

Kimi Raikkonen believes Ferrari's deficit to Mercedes is no cause for alarm following the opening qualifying session of the new Formula 1 season in Australia read more »

Sebastian Vettel has accepted that Ferrari's deficit to Mercedes during qualifying for the Australian Grand Prix was larger than expected, though is encouraged that the... read more »

Pascal Wehrlein says he is encouraged by Manor's deficit to the front runners, and believes that the squad has made substantial progress during pre-season testing.... read more »

Pascal Wehrlein has expressed optimism over Manor Racing's potential during the 2016 season, describing the team's deficit as "much smaller" compared to… read more »

Renault is hoping to halve its power deficit to Mercedes this year before getting fully up to speed in 2017. After purchasing the Lotus F1 team, Renault will return as a full... read more »

Monisha Kaltenborn is confident that Ferrari will take the "next step" with their power unit as they seek to narrow the deficit to Mercedes... read more »

Modifications to the Honda engine will see McLaren begin the 2016 Formula 1 season with significantly more power available to it, according to sources. read more »

Sebastian Vettel says he was encouraged by the comparatively small deficit he had to Mercedes at the end of the Brazilian Grand Prix. Vettel finished the race in third... read more »

Jenson Button admits McLaren-Honda's straightline speed deficit is "scary" when being overtaken or lapped by Formula 1's frontrunners read more »

Daniel Ricciardo says Renault's new engine has not made a considerable difference regarding the deficit to Mercedes and Ferrari. After holding back in the… read more »

Sebastian Vettel says work on Ferrari's 2016 car looks "promising" as they set about trying to eradicate their remaining deficit to F1's world champions... read more »

McLaren's engine partner Honda says it does not need a "miracle" to close its deficit to Mercedes by next season. read more »

Jenson Button labelled McLaren's speed deficit as "painful" at the Mexican Grand Prix as the Honda engine's lack of power was again laid bare. Button's... read more »

The trust deficit at Mercedes, makings of a fascinating rivalry between Kimi and Bottas and more in PF1's Conclusions From Mexico... read more »

Sergio Perez's recent run of form has seen him cut the deficit to Red Bull as he gears up for his homecoming Mexico Grand Prix next weekend read more »

Jenson Button says he would have a been up at the front in the Russian Grand Prix, if his car didn't have such a speed deficit. read more »

Jenson Button reckons his McLaren Formula 1 team did a "perfect" job in the Russian Grand Prix considering Honda deployment problems created 45km/h (28mph)... read more »

Nico Rosberg rued slipping further behind team-mate Lewis Hamilton in the championship after accepting that he had to win the Japanese Grand Prix to improve his title... read more »

Nico Rosberg says Mercedes must understand why it was unable to offer a challenge to Ferrari and Red Bull across the Singapore Grand Prix, as he collected… read more »

Lewis Hamilton and Nico Rosberg face an uphill battle during the Singapore Grand Prix after posting only the fifth and sixth best times during qualifying at Marina Bay.... read more »

Lewis Hamilton blames tyre problems for Mercedes' dismal qualifying performance and says it is unlikely he can bridge the deficit in the race. read more »