Audi · 2003–2006
B6
Dated sale results, live auctions and asking prices for this model, each linked to the page it came from.
Median sale, 12 mo
$12,375
18 dated results
Middle half
$7,426 – $16,500
25th to 75th percentile
Range
$4,200 – $32,500
lowest to highest sale
Asking now
—
no asking prices recorded
Sale results over time
Observed dates on the x-axis; reported sale on the y-axis. Points more than 90 days apart are not joined, so gaps stay visible. Sample composition may change between points.
Sources: Bring a Trailer(opens in a new tab), Cars & Bids(opens in a new tab) · last read Nov 9, 2026
Sale results
Completed auctions with a published result and date. Newest first.
2005 Audi S4 (opens in a new tab)Bring a Trailer · Oct 26, 2026$4,200
2004 Audi S4 6-Speed (opens in a new tab)Bring a Trailer · Oct 11, 2026$7,301
2005 Audi S4 Avant 6-Speed (opens in a new tab)Bring a Trailer · Sep 28, 2026$17,000
46k-Mile 2006 Audi A4 Cabriolet 3.0 Quattro (opens in a new tab)Bring a Trailer · 46,000 mi · Sep 28, 2026$5,350
2005 Audi A4 Cabriolet 3.0 Quattro (opens in a new tab)Bring a Trailer · Sep 17, 2026$7,000
2004 Audi S4 Sedan 6-Speed (opens in a new tab)Bring a Trailer · Sep 8, 2026$26,000
Modified 2003 Audi A4 1.8T Sedan Quattro 5-Speed (opens in a new tab)Bring a Trailer · modified · Aug 31, 2026$8,000
2004 Audi A4 3.0 Quattro Ultra Sport 6-Speed (opens in a new tab)Bring a Trailer · Aug 21, 2026$7,800- 2004 Audi S4 Avant 6-Speed (opens in a new tab)Bring a Trailer · Jun 23, 2026$14,500
2004 Audi A4 Cabriolet 1.8T (opens in a new tab)Bring a Trailer · Jun 20, 2026$8,350
2004 Audi S4 (opens in a new tab)Bring a Trailer · Jun 19, 2026$6,800
36k-Mile 2005 Audi S4 Cabriolet 6-Speed (opens in a new tab)Bring a Trailer · 36,000 mi · Mar 12, 2026$14,000
36k-Mile 2005 Audi S4 Cabriolet 6-Speed (opens in a new tab)Bring a Trailer · 36,000 mi · Jan 28, 2026$14,000
2004 Audi S4 Avant 6-Speed (opens in a new tab)Bring a Trailer · Dec 1, 2025$20,750
2004 Audi S4 Avant 6-Speed (opens in a new tab)Bring a Trailer · Nov 30, 2025$32,500
2005 Audi S4 Avant (opens in a new tab)Bring a Trailer · Nov 12, 2025$16,750
22k-Mile 2005 Audi A4 Cabriolet 3.0 Quattro (opens in a new tab)Bring a Trailer · 22,000 mi · Nov 10, 2025$15,750
2004 Audi S4 6-Speed (opens in a new tab)Bring a Trailer · Nov 10, 2025$10,750
2004 Audi S4 Cabriolet 6-Speed (opens in a new tab)Bring a Trailer · Oct 22, 2025$6,000
2004 Audi A4 Avant 1.8T Quattro 6-Speed (opens in a new tab)Bring a Trailer · Oct 7, 2025$8,800
Original-Owner 2004 Audi A4 Ultra Sport 6-Speed (opens in a new tab)Bring a Trailer · Oct 6, 2025$4,800
2004 Audi S4 Avant 6-Speed (opens in a new tab)Bring a Trailer · Oct 3, 2025$16,300
29k-Mile 2006 Audi A4 Cabriolet 1.8T (opens in a new tab)Bring a Trailer · 29,000 mi · Sep 4, 2025$8,000
2005 Audi S4 Avant 6-Speed (opens in a new tab)Bring a Trailer · Aug 6, 2025$30,086
2004 Audi A4 Carbriolet 3.0 Quattro (opens in a new tab)Bring a Trailer · Aug 3, 2025$9,000
45k-Mile 2005 Audi S4 Cabriolet (opens in a new tab)Bring a Trailer · 45,000 mi · Jul 23, 2025$8,550