Compare 2005 Audi S4 to 2006 Audi A6

Returning for the second year after its debut the Audi S4 is available in sedan, convertible, and Avant wagon bodystyles. The 4.2L 340-hp V8 engine is coupled to either a six-speed manual transmission or a Tiptronic automatic transmission.. The S4 is equipped with four-wheel ABS, an electronic stabilization program, and sport suspension. Safety features on all models include dual front depowered airbags, side airbags, curtain airbags, child-safety locks, child seat tether anchors, and an anti-theft system. Optional packages available include the Premium Package, Enhanced Interior Package, and two Satellite Radio packages. The S4 comes equipped standard with a 150-watts sound system and the second generation Audi Symphony radio. Less

If your car-purchasing motives include impressing the boorish burghers of the County Orange, there are plenty of flashy cars at the $50,000 price point that bounce the needle more.The A6 Avant is a car for people with money who would really rather not make an issue of it -- your anonymous-opera-benefactor types.It's also quietly gorgeous. Redesigned for 2006 and just hitting the market, the station wagon has a newly sleek skin that looks curried by the wind, a restyling that buffs out any linearity of the previous design, which wasn't exactly boxy to begin with. All the exterior detailing is vacu-formed, sucked into the bodywork: The glass and polished window surrounds are nearly flush; the door handles are embedded into the sheet metal; the lighting instruments (including the new LED tail lamps) wrap around like a military contractor's sunglasses. Less