NEW AUDI R8

The NEW AUDI R8 2010 R8's engine choices thrill auto writers. However, its transmission systems receive mixed reviews
Audi provides two engine options. The R8 4.2 features a 4.2-liter V8 engine that produces 420 horsepower at 7,800 rpm and 317 pound-feet of torque at 4,500 to 6,000 rpm. The all-new R8 5.2 packs a 5.2-liter V10 engine that generates 525 horsepower at 8,000 rpm and 391 pound-feet of torque at 6,500 rpm. While both feature a six-speed gated manual transmission as standard, an R tronic automatic is optional.
Audi reports that the R8 4.2 can reach a top speed of 187 mph and accelerate from 0 to 60 mph in 4.4 seconds. However, the more powerful R8 5.2 has a top speed of 196 mph and accelerates from 0 to 60 in just 3.9 seconds.
According to the EPA, the manual R8 4.2 has a meager city/highway fuel economy of 12/19 mpg, while the automatic can reach 13/18 mpg. Meanwhile, the R8 5.2 nets 12/20 mpg with the manual and 13/20 mpg with the automatic.