Symonds defends Heikki's progress

Renault's executive director of engineering Pat Symonds says people should not compare Heikki Kovalainen's progress with fellow rookie Lewis Hamilton's stunning achievements.

"It's an unfair comparison," he said in Renault's official podcast.

Symonds is convinced that Kovalainen would fare better if the car gave him more confidence.

"Perhaps the most important thing that you need to give a rookie is a car he can trust - a car that he can take to the limit and a bit beyond, and get it back," he said.

"And I think that's where we're probably letting Heikki down a little bit this year."

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