Z4 was originally built as a roadster. However, this year a coupe version was eventually introduces to the automotive world. It exudes Bangle's controversial ?flame surfacing? design which is said to be aggressive yet stylish. This design is also noticeable in most BMW vehicles.

The stunner of the 2005 Frankfurt auto show was produced in May 2006. BMW Z4 comes in two distinct flavors ? the 255-hp 3.0si and the 330-hp M. BMW's new Z4 3.0si is designed to be fascinating and fun. To grab the attention of the fanatics, Z4 coupe is given a sloping, double-bubble roof that tapers to the rear like a droplet. The front suspension of Z4 is also made different from its ancestor. Said suspension is based on E30 BMW 3-Series only that in the recent version, said is made more advanced. The bigger engines power outputs range from 170 hp (2.2i) to 231 hp (3.0i). On the other hand, the base of the car uses an updated version of the 3.0 L straight-6 N52 engine that produces 195 kW and 315 N'm. This is done to accumulate primed speed.

BMW Z4 is also furnished with tempting equipment. Its pride includes the BMW Z4 alloy wheel, electric roof, standard air-conditioning, CD player, twin front and side airbags, leather upholstery and sports steering wheel. Further, its electronic driver assists in the stability control as well as cover traction.

Prices for BMW Z4 3.0si coupe start at $40,795, $2000 less than its ragtop counterpart. Moreover, the price is almost $10,000 lower than the base price of its rival - Porsche Cayman.