Zagato is just poor design in my opinion.
Pinninfarina is soulless and the X is both.
Unfortunately design is not BMW strong point on these concept's.
The actual Z4 is a stunningly beautiful car.
Get bertone to do one design then we-l see.
Like this hit-man's car
the B99
http://www.carscoops.com/2011/02/ber...ept-looks.html