Pedro de la Rosa says he understands the scale of the challenge Ferrari face to get their simulator up to the level of that of McLaren.
The first test session of 2013 concluded with Kimi Raikkonen fastest for Lotus.
Charles Pic says the change of engine and the addition of KERS marks the biggest difference from the Marussia he drove last year and the Caterham he is driving now.
Force India simulator driver James Rossiter says his tests for the team this week show the value of using a simulator for car development.
Lewis Hamilton said he was not concerned by the pace shown by Red Bull so far on the final day of testing.
Today is the final day of F1 testing at Jerez. Here are pictures of the action of the track.
The first test of the 2013 season concludes today in Jerez. Join us here for live updates from the track throughout the test.
In the round-up: Boullier says Lotus changed to suit Raikkonen ?σΤιΌ?σ Ecclestone meets smaller team bosses ?σΤιΌ?σ “Stewards killed me” – Maldonado