Detailed item info Model OverviewThe two-seat. mid-engine R8 sports car remains offered in Coupe and Spyder body styles. with a choice of 430-horsepower. 4. 2L V8 or 525-hp. 5. 2L V10 engines. They come paired to either a 6-speed manual or R tronic automated manual transmission. The latter gearbox includes Audi launch control. which helps provide a perfect quick launch from a standing start. and all R8 models include quattro all-wheel drive. R8 Spyder convertible models come with a power soft-top roof that can be closed or opened in just 19 seconds and can be operated at speeds up to 19 mph. The roof also features triple-layer insulation. a carbon-fiber cover and a heated rear window. All R8 coupe models include a glass window over the lighted engine bay. while Spyder models come with a vented aluminum cover. Spyder models also have different side air intakes. The interior of the R8 is a surprisingly luxurious place. The arched. cockpit-style instrument panel of this two-seater allows quite a bit of interior space--enough for taller drivers--and the seats come upholstered in soft Napa leather or suede-like Alcantara and the interior can be customized with various trims and inlays. The R8 GT is a new. limited-edition version of the model. for 2012 and it includes a special tune of the 5. 2L V10 making 560 horsepower. along with a performance-tuned suspension. a carbon-fiber front bumper. special carbon-fiber rear wing and diffuser and other carbon fiber throughout the interior. Appointments are a bit different inside. too. with a matte-carbon-fiber look complemented with Alcantara seat and interior trim. Audi says that engineers optimized and reduced weight throughout the R8 GT. cutting about 180 pounds--even though they've managed to keep most of the same interior appointments and conveniences as the 5. 2 coupe. Thanks to that and the aerodynamic improvements. the R8 GT can get to 60 mph in just 3. 6 seconds and to a top speed of nearly 199 mph. Interior appointments available on the R8 include power heated sport seats; a 465-watt. 12-speaker Bang & Olufsen sound system; and a navigation system with live traffic info. Safety isn't skimped either. even though the R8 is first and foremost a world-class exotic sports car. Front airbags. seat-mounted side bags. and knee airbags are all included and the aluminum space frame construction plays a role in keeping occupants secure.