Audi S4 (B6)
Showing 121-144 of 147 listings
2004 Audi S4
Fort Collins, CO
2005 Audi S4 2005.5 quattro Sedan AWD
Shrewsbury, MA
2005 Audi S4
Lexington, KY
2005 Audi S4
Aberdeen, WA
2004 Audi S4
Miami, FL
2004 Audi S4
Oklahoma City, OK
2005 Audi S4 quattro Cabriolet AWD
San Mateo, CA
2005 Audi S4
Largo, FL
2004 Audi S4 quattro Cabriolet AWD
South St Paul, MN
Used 2004 Audi S4 Sedan
Johnson City, TN
2005 Audi S4 Standard
San Mateo, CA
2004 Audi S4 quattro Sedan AWD
Elizabethtown, PA
2005 Audi S4 Standard
Shrewsbury, MA
Used 2005 Audi S4 Sedan
Reno, NV
Used 2004 Audi S4 Avant
Miami, FL
Used 2005 Audi S4 2dr Cabriolet quattro
Fort Mill, SC
2005 Audi S4 quattro Cabriolet AWD
Leominster, MA
2005 Audi S4 (2005.5) - Quattro Sedan 4D
West Dundee, IL
2005 Audi S4 Standard
Chantilly, VA
2005 Audi S4
Dallas, TX
2004 Audi S4 Standard
San Mateo, CA
2004 Audi S4 quattro Cabriolet AWD
San Antonio, TX
2004 Audi S4 quattro Cabriolet AWD
Perris, CA
2005 Audi S4 - Quattro Premium Plus Sedan 4D
Tacoma, WA
Audi S4 (B6) Market Overview
Built by Audi from 2003-2005, the Audi S4 (B6) is tracked across 147 active listings from 12 marketplaces including eBay Motors, Bring a Trailer, Cars & Bids, AutoTrader, CarGurus, Cars.com, and Facebook Marketplace. Each listing is analyzed by AI for quality, value, and condition.
Audi S4 (B6) Pricing Data
As of April 2026, the median asking price for a Audi S4 (B6) is $7,995, with an average of $9,010. The middle 50% of listings (25th to 75th percentile) are priced between $5,884 and $10,995. The median mileage across active listings is 112,246 miles. Listings spend an average of 243 days on market before selling or being removed.
Where to Find a Audi S4 (B6)
The highest concentration of Audi S4 (B6) listings by state: FL (19), CA (17), WA (16), CO (14), GA (9). Listings are sourced from Facebook Marketplace (67), eBay Motors (19), CarGurus (19), Cars.com (12), TrueCar (12), AutoTrader (7).
Audi S4 (B6) by Model Year
The most commonly listed model year is 2004 with 66 listings. Year breakdown: 2004 (66 listings), 2005 (65 listings), 2003 (3 listings).
Audi S4 (B6) Sales History
CarSearch.Pro tracks 151 historical Audi S4 (B6) sales from auction houses and dealer records. In 2026-Q1, the median sale price was $14,000 across 7 sales, up 30.2% from 2025-Q4 ($10,750).
| Quarter | Sales | Median Price | Average Price |
|---|---|---|---|
| 2024-Q4 | 5 | $8,000 | $13,600 |
| 2025-Q1 | 9 | $18,250 | $17,968 |
| 2025-Q2 | 6 | $13,250 | $11,665 |
| 2025-Q3 | 12 | $19,888 | $17,875 |
| 2025-Q4 | 21 | $10,750 | $13,836 |
| 2026-Q1 | 7 | $14,000 | $15,371 |