Used Audi S6 Prices by Year
As of August 2026, a used Audi S6 typically lists for $25,453 in the US. Depending on model year, typical asking prices run from $21,895 for a 2016 to $36,997 for a 2020 — every figure below is a national median of 79 live listings, not a book value.
Audi S6 price by model year
| Year | Typical price | Most listings fall between | Avg mileage | EPA combined | NCAP | For sale |
|---|---|---|---|---|---|---|
| 2020 | $36,997 | $34,098 – $40,143 | 51,638 mi | 22 MPG | — | 22 |
| 2017 | $25,453 | $20,122 – $30,678 | 97,734 mi | 21 MPG | 5★ | 22 |
| 2016 | $21,895 | $14,397 – $29,669 | 98,295 mi | 21 MPG | 5★ | 35 |
“Typical price” is the national median asking price; the range covers the middle 80% of listings (10th–90th percentile), so it excludes teaser and outlier prices on both ends.
Cheapest Audi S6
The cheapest quotable model year is the 2016, typically listing for $21,895 (most between $14,397 and $29,669) with an average odometer of 98,295 miles. Before chasing the lowest price, weigh mileage against a one-year-newer car — and the per-year table above shows where the price-per-mile balance is best. See the cheapest Audi S6 listings for sale →
Most expensive Audi S6
The priciest used model year is the 2020 at a typical $36,997 (most between $34,098 and $40,143).
Frequently asked questions
How much does a used Audi S6 cost?
As of August 2026, a used Audi S6 typically lists for $25,453 nationally. Depending on model year, typical prices run from $21,895 (2016) to $36,997 (2020), based on 79 live listings.
How much is a 2020 Audi S6?
A used 2020 Audi S6 typically lists for $36,997, with most asking prices between $34,098 and $40,143. Average odometer reading is 51,638 miles.
What's the cheapest year of the Audi S6 worth looking at?
The 2016 model year is the least expensive quotable year at a typical $21,895 — but compare its mileage (98,295 miles on average) and per-year table above before deciding; a newer year at a small premium often carries far fewer miles.
How much is a used 2016 Audi S6?
A used 2016 Audi S6 typically lists for $21,895, with most asking prices between $14,397 and $29,669; average odometer is 98,295 miles (35 for sale).
https://vehisales.com/research/prices/audi/s6.
See also: Audi S6 hub — live listings & specs · Audi S6 MPG by year · All model price pages · Best used cars by budget.