2005 Audi S4 pricing starts at $4,134 for the S4 Quattro Sedan 4D, which had a starting MSRP of $47,770 when new. The range-topping 2005 S4 Quattro Cabriolet 2D starts at $6,340 today, originally ...

For an in-depth side-by-side breakdown of all the 2005 S4 specs, features and options by trim level, check out Kelley Blue Book's 2005 Audi S4 specs page.

Get 2005 Audi S4 Quattro Sedan 4D prices, read ratings & reviews, and shop listings.

A 2005 Audi S4 (2005.5) has depreciated $1,404 or 21% in the last 3 years and has a current resale value of $5,030 and trade-in value of $2,136.

Compare all 2005 Audi S4 (2005.5) features and specs side-by-side in one place. Get price, fuel economy, tech and safety features, warranty info and more for each and every 2005 S4 (2005.5) trim ...

Get ratings and reviews from validated Used 2005 Audi S4 (2005.5) owners. Our six-point rating system, now with images, provides an at-a-glance summary or a deep dive for whatever meets your needs.

Search from 17 Audi S4 cars for sale, including a Used 2005 Audi S4 Avant, a Used 2005 Audi S4 Cabriolet, and a Used 2005 Audi S4 Sedan ranging in price from $7,900 to $18,000.

A 2005 Audi S4 (2005.5) Quattro Sedan 4D has depreciated $1,626 or 24% in the last 3 years and has a current resale value of $5,004 and trade-in value of $2,106.

For an in-depth side-by-side breakdown of all the 2005 S4 (2005.5) specs, features and options by trim level, check out Kelley Blue Book's 2005 Audi S4 (2005.5) specs page.

The 2025 Audi S4 employs a turbocharged 3.0-liter V6 developing a gutsy 349 hp and 369 lb-ft of torque. This power is sent to all four wheels through an 8-speed automatic transmission.