Red Bull boss Christian Horner insists the problems Renault faced in Jerez Formula 1 testing last week are nowhere near the severity of its 2014 troubles read more »

Jenson Button feels encouraged by the progress McLaren-Honda made with the new MP4-30 during the first pre-season test at Jerez. read more »

Fernando Alonso and Jenson Button have put the frustrating Jerez test behind them with a test run of Honda's UNI-CUB indoor scooter read more »

McLaren are confident they can get two cars to the finishing line of the Australian Grand Prix in March, despite a number of reliability troubles in Jerez. Whilst engineering... read more »

Valtteri Bottas was one of the standout drivers of the 2014 season, as an overhauled Williams team returned to form. GPUpdate.net sat down for a conversation with the Finn... read more »

Whilst Ferrari and Sauber may have topped the times during the opening pre-season test in Jerez last week, speed trap data shows they might not have closed the gap to Mercedes... read more »

Lotus technical director Nick Chester is delighted following the E23's first test, the new relationship with Mercedes being "brilliant". read more »

Ferrari's performance grabbed the headlines at last week's Jerez Formula 1 test, but closer analysis of speed trap data shows there may still be a gulf between it and... read more »

Formula 1 teams completed the first laps with their new challengers at last week's Jerez test, in the process showcasing various responses to the sport's nose... read more »

Renault insists their "performance level is where they expected" despite several reliability problems in the first test in Jerez... read more »

Williams Test Driver Susie Wolff received her first run in the FW37 during the squad's filming day at Jerez on Sunday. read more »

Romain Grosjean is once again wearing his customary smile. Having emerged from his personal 'crash-kid' crisis of 2012, the Frenchman's F1 career gathered... read more »

Sebastian Vettel is back to his old self, Red Bull official Dr Helmut Marko has admitted. Recently, Red Bull team boss Christian Horner claimed that amid Vettel's struggle... read more »

We all know the ones about testing. The standard disclaimers when it comes to interpreting what it's all telling us. The lap times mean little. Several things that we... read more »

Renault says that they understand the problems which primarily affected Red Bull during the first pre-season test at Jerez last week and have not suffered from any setbacks. read more »

Red Bull boss Dietrich Mateschitz believes Mercedes is set to dominate Formula 1 again this season based on indications from the first winter test at Jerez read more »

McLaren-Honda can start the 2015 season on a par with where it finished 2014, despite a difficult first test in Jerez. read more »

Hailing the "phenomenal rate" at which the F1 teams have developed their turbocharged V6 engines, Pirelli had a trouble-free first test at Jerez... read more »

Red Bull Team Principal Christian Horner says the squad is encouraged after a 'standard' pre-season test at Jerez last week, despite its comparative lack of running. read more »

Despite covering the second least laps of the teams present at Jerez, Christian Horner says this year there is nothing fundamentally wrong... read more »

Lewis Hamilton has put Ferrari's pace in pre-season testing down to "shorter, more attacking runs" at the Jerez circuit... read more »

Renault are far more confident of a successful 2015 season following a successful Jerez test in which the engine manufacturer hit "almost all the objectives" they set... read more »

The majority of Formula 1 teams returned to action this week, with the Circuito de Jerez hosting the first of three pre-season tests. GPUpdate.net takes a look at how each team... read more »

Formula 1 returned to action this week at Jerez in southern Spain, with eight teams putting the first miles on their 2015 machines. Here's how each team fared across the... read more »

Renault says fixes for its Jerez reliability worries having been put in place - which means that the next Formula 1 test in Barcelona will show off its true potential. read more »