The new BMW Z4 Roadster intrigues sport car fans with its traditional look of the roadster in a modern, flowing form and is improved in every way, featuring a sleek retractable hard top, smooth-operating power train and a standard 6-speed manual transmission. BMW redesigned Z4 in a way that the car looks particularly dynamic. This review notices the very harmonious combination of exterior and interior design, giving the 2009 Roadster a sleek streamline appearance. The 2009 Z4 comes in two models – the sDrive30i and turbo charged sDrive35i. The agile Z4 sDrive30i offers 3.0-liter I6 engine capable of yielding 255 horsepower at 6,600 rpm and 220 pound-feet of torque at 2,600 rpm. The powerful BMW Z4 sDrive35i has a 3.0-liter turbocharged I6 engine that generates whopping 300 horsepower at 5,800 rpm and 300 pound-feet of torque at 1,400 – 5,000 rpm. An optional sport automatic transmission with shift paddles is available on both models. And for those who want to push this BMW Z4 Roadster to the limit, the sDrive35i offers an optional 7-speed dual-clutch transmission. According to the reviews, the Z4 sDrive30i has a top speed of 130 mph, making it from 0 to 60 mph in 5.6 seconds. The Z4 sDrive35i goes from 0 to 60 mph in 5.1 seconds. Suggested prices range from $44,000 to $51,000. The BMW Z4 Roadster review would not be complete without mentioning that a fully redesigned model is coming in 2010, featuring completely new styling, a more powerful engine and a retractable hardtop.