Mercedes still does not understand all the quirks of W13 F1 car

The German manufacturer is coming off the back of a challenging campaign where it struggled to get on top of the new-rules era, losing out to rivals Red Bull and Ferrari.

Its new W13 car struggled badly with porpoising early on and, despite some good progress over the year that allowed George Russell to lead a Mercedes 1-2 in Brazil, still ended the campaign with a performance deficit to the front as Mercedes fell to third in the constructors’ championship.

But…