Ecclestone did not want to support the statements made by Steiner, underlining how the compounds are a factor that can make the difference between one car and another
"After eight very productive days of pre-season testing in Barcelona, we are satisfied with the 2019 range and are on the way to achieving the right compromise between performance and durability," added the head of F1 and Car Racing at the Italian tire manufacturer
Giacomo Tortora, Head of Vehicle Development at Ferrari: "There will be an increase in performance of several seconds, it's impossible to say how much"