Mercedes must commit to one F1 car concept, says Wolff

The German manufacturer endured a difficult F1 season-opener in Bahrain last weekend, with its W14 proving much slower compared to rivals than it had anticipated.

The gap to pacesetter Red Bull is immense and, having been leap-frogged by customer team Aston Martin, Wolff has already conceded the current Mercedes concept is not going to be good enough to be developed into a title winner.

While that points to a new direction for 2024 and beyond, Mercedes still needs…