Audi R8, Audi RS4: Dyno test comparison

Automobile Magazine has done a great dyno test comparison between the Audi RS4 and the Audi R8. A must read for all Audi lovers!Our Four Seasons Audi RS4 has a lot of fans around the office. While it's a great all-around car, it's the 8,250-rpm, 420-hp, 4.2-liter engine that really gets our attention. The V-8's power delivery is so linear that it feels like an electric motor, except of course