Live US dealer listings Median-priced benchmark Updated 2026-09-01
Market price · Used 2023 Audi S6 9 listings tracked

Used 2023 Audi S6 Price in the US

A used 2023 Audi S6 in the US typically lists for $52,989–$56,444, with a median asking price of $55,497 across 9 active US dealer listings (as of 2026-09-01). The cheapest one listed right now is $48,994, a 2023 Quattro Prestige in Milford, CT — below 95% of the market, so expect an older model year, a base trim or high mileage.

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Cheapest 9 listed right now

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  1. 2023 Audi S6
    $48,994
    2023 Audi S6 Quattro Prestige
    53,738 mi · Milford, CT · Car Central Milford
    View listing →
  2. $51,750
    2023 Audi S6 Quattro Premium Plus
    12,560 mi · Franklin Square, NY · Long Island Auto Center
    View listing →
  3. 2023 Audi S6
    $52,989
    2023 Audi S6 Quattro Prestige
    35,528 mi · Highland Park, IL · Gravity Autos Chicago
    View listing →
  4. 2023 Audi S6
    $53,737
    2023 Audi S6 Quattro Prestige
    28,767 mi · Linden, NJ · Deluxe Auto Sales of Linden
    View listing →
  5. 2023 Audi S6
    $55,497
    2023 Audi S6 Quattro Premium Plus
    42,010 mi · Lexington, KY · Audi Lexington
    View listing →
  6. 2023 Audi S6
    $55,880
    2023 Audi S6 Quattro Prestige
    31,756 mi · Nashville, TN · Global Belle Meade
    View listing →
  7. 2023 Audi S6
    $56,444
    2023 Audi S6 Quattro Premium Plus
    32,478 mi · Sarasota, FL · Lexus of Sarasota
    View listing →
  8. 2023 Audi S6
    $57,389
    2023 Audi S6 Quattro Prestige
    16,488 mi · Green Brook, NJ · Liccardi Chrysler Dodge Ram
    View listing →
  9. 2023 Audi S6
    $57,995
    2023 Audi S6 Quattro Prestige
    33,320 mi · Coventry, CT · Coventry Motorcar
    View listing →

These are the bottom of the market, not the going rate — every one is priced below 95% of active listings. A typical used 2023 Audi S6 asks $52,989–$56,444. Cars this far under usually carry an older model year, a base trim or high mileage.

FAQ

How much does a used 2023 Audi S6 cost?

A used 2023 Audi S6 in the US typically lists for $52,989 to $56,444, with a median asking price of $55,497 across 9 active US dealer listings. Nine in ten are priced between $50,096 and $57,753 (as of 2026-09-01, source: UnderMarket Cars).

Is $55,000 a good price for a used 2023 Audi S6?

That sits at about the market median ($55,497) for a used 2023 Audi S6. Under $52,989 puts you in the cheapest quarter of active US listings and under $50,096 in the cheapest 5%; above $57,753 is the priciest 5% (as of 2026-09-01).

What is the cheapest used 2023 Audi S6 for sale right now?

$48,994 — a 2023 Audi S6 Quattro Prestige in Milford, CT, $6,503 under the median (as of 2026-09-01).

Are these MSRP or real asking prices?

Real asking prices from active US dealer listings, deduplicated by VIN — not manufacturer MSRP. They already reflect dealer discounts, and they exclude tax, title, registration and dealer fees.

How often are prices updated?

UnderMarket Cars refreshes US dealer listings continuously and re-generates this used 2023 Audi S6 price page at least twice a day. The data date shown on this page is 2026-09-01.

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Prices updated 2026-09-01. Data covers active dealer listings across the USA.