Two generations of BMW roadsters, two unique engine characters — which one sounds better? In this Z4 sound battle, the BMW Z4 35i (E89) with its 3.0L turbocharged inline-6 faces off against the iconic ...

The introduction of the brand new Z4 has given BMW a modern sports roadster in its line up, with some considering it as a potential trouble maker for the Alpine A110 and Porsche Boxster as well ...

Toyota has been down this road in the past: The Japanese automaker co-developed the 86/BRZ with Subaru, and partnering with the Ultimate Driving Machine team in a joint venture to develop the Supra ...

In BMW's long history of building convertibles, its Z-badged models are among the best known. Offered exclusively with a folding soft top, the Z4 is a small two-seater tuned to drive like something ...

Which Z4 sounds better? In this exhaust sound battle, the legendary BMW Z4M (E85) with its high-revving 3.2L naturally aspirated S54 engine goes head-to-head with the BMW Z4 35i (E89), powered by a ...