Used Audi S6 for Sale
Showing 1-20 of 149 Listings
Sort by:
$36,491
$37,450
GREAT DEAL
2021 Audi S6 2.9T quattro Premium Plus
- 54,633 Miles
- Seaside, CA
- $4,418 Below market value of $40,909
- Low annual miles
- Listed 57 days ago
●
iSeeCars Dealer Score
Additional info close
Used 2021 Audi S6 2.9T quattro Premium Plus for Sale
54,633 Miles
Seaside, CA
| Category | Used Cars |
| Price | $36,491 |
| For Sale By | dealer |
| iSeeCars Dealer Score | |
| Engine | 6-cylinder |
| Seats | 5 Seats |
| VIN | WAUDFAF23MN027262 |
| Location | Seaside, CA |
| Features | bluetooth, child safety, navigation, backup camera, leather upholstery |
| Mileage | 54,633 mi. |
| Transmission | Automatic |
| Exterior Color | Daytona gray pearl effect |
| Interior Color | Black |
| Drivetrain | All-wheel drive |
$20,618
$22,218
GREAT DEAL
2018 Audi S6 4.0T quattro Premium Plus
- 92,500 Miles
- Lawrenceville, GA
- $4,845 Below market value of $25,463
- Low annual miles
- Listed 209 days ago
●
iSeeCars Dealer Score
Additional info close
Used 2018 Audi S6 4.0T quattro Premium Plus for Sale
92,500 Miles
Lawrenceville, GA
| Category | Used Cars |
| Price | $20,618 |
| For Sale By | dealer |
| iSeeCars Dealer Score | |
| Engine | 8-cylinder |
| Fuel Type | Gas |
| Seats | 5 Seats |
| VIN | WAUFFAFC4JN105299 |
| Location | Lawrenceville, GA |
| Features | bluetooth, child safety, navigation, backup camera, leather upholstery |
| Mileage | 92,500 mi. |
| Transmission | Automatic |
| Exterior Color | White |
| Interior Color | Black |
| MPG | 18 combined |
| Drivetrain | All-wheel drive |
$34,888
$35,500
GREAT DEAL
2022 Audi S6 2.9T quattro Premium Plus
- 71,681 Miles
- Roswell, GA
- $6,522 Below market value of $41,410
- 14 Price Drops in 153 days
- Listed 152 days ago
●
iSeeCars Dealer Score
Additional info close
Used 2022 Audi S6 2.9T quattro Premium Plus for Sale
71,681 Miles
Roswell, GA
| Category | Used Cars |
| Price | $34,888 |
| For Sale By | dealer |
| iSeeCars Dealer Score | |
| Engine | 6-cylinder |
| Fuel Type | Gas |
| Seats | 5 Seats |
| VIN | WAUDFBF20NN019272 |
| Location | Roswell, GA |
| Features | bluetooth, child safety, navigation, backup camera, leather upholstery |
| Mileage | 71,681 mi. |
| Transmission | Automatic |
| Exterior Color | White |
| MPG | 22 combined |
| Drivetrain | All-wheel drive |
$33,448
$33,840
GOOD DEAL
2021 Audi S6 2.9T quattro Prestige
- 76,345 Miles
- Minneapolis, MN
- $3,539 Below market value of $36,987
- Listed 38 days ago
●
iSeeCars Dealer Score
Additional info close
Used 2021 Audi S6 2.9T quattro Prestige for Sale
76,345 Miles
Minneapolis, MN
| Category | Used Cars |
| Price | $33,448 |
| For Sale By | dealer |
| iSeeCars Dealer Score | |
| Engine | 6-cylinder |
| Seats | 5 Seats |
| VIN | WAUFFAF21MN019007 |
| Location | Minneapolis, MN |
| Features | bluetooth, child safety, navigation, backup camera, leather upholstery |
| Mileage | 76,345 mi. |
| Transmission | Automatic |
| Exterior Color | Glacier white |
| Interior Color | Black |
| Drivetrain | All-wheel drive |
| Positives | warranty, inspected |
$24,718
$24,989
GOOD DEAL
2018 Audi S6 4.0T quattro Prestige
- 83,995 Miles
- Monmouth Junction, NJ
- $1,107 Below market value of $25,825
- Low annual miles
- Listed 57 days ago
●
iSeeCars Dealer Score
Additional info close
Used 2018 Audi S6 4.0T quattro Prestige for Sale
83,995 Miles
Monmouth Junction, NJ
| Category | Used Cars |
| Price | $24,718 |
| For Sale By | dealer |
| iSeeCars Dealer Score | |
| Engine | 8-cylinder |
| Fuel Type | Gas |
| Seats | 5 Seats |
| VIN | WAUHFAFCXJN087223 |
| Location | Monmouth Junction, NJ |
| Features | bluetooth, child safety, navigation, backup camera, leather upholstery |
| Mileage | 83,995 mi. |
| Transmission | Automatic |
| Exterior Color | Black metallic |
| Interior Color | Silver |
| MPG | 18 combined |
| Drivetrain | All-wheel drive |
$37,078
$37,578
GOOD DEAL
2020 Audi S6 2.9T quattro Prestige
- 39,757 Miles
- San Rafael, CA
- $3,827 Below market value of $40,905
- Low annual miles
- Listed 40 days ago
●
iSeeCars Dealer Score
Additional info close
Used 2020 Audi S6 2.9T quattro Prestige for Sale
39,757 Miles
San Rafael, CA
| Category | Used Cars |
| Price | $37,078 |
| For Sale By | dealer |
| iSeeCars Dealer Score | |
| Engine | 6-cylinder |
| Fuel Type | Gas |
| Seats | 5 Seats |
| VIN | WAUFFAF22LN033268 |
| Location | San Rafael, CA |
| Features | bluetooth, child safety, navigation, backup camera, leather upholstery |
| Mileage | 39,757 mi. |
| Transmission | Automatic |
| Exterior Color | Gray |
| Interior Color | Black |
| Drivetrain | All-wheel drive |
$30,866
$31,357
GOOD DEAL
2018 Audi S6 4.0T quattro Prestige
- 54,253 Miles
- Cerritos, CA
- $2,556 Below market value of $33,422
- 1 Owner, Low annual miles
- Listed 37 days ago
●
iSeeCars Dealer Score
Additional info close
Used 2018 Audi S6 4.0T quattro Prestige for Sale
54,253 Miles
Cerritos, CA
| Category | Used Cars |
| Price | $30,866 |
| For Sale By | dealer |
| iSeeCars Dealer Score | |
| Engine | 8-cylinder |
| Fuel Type | Gas |
| Seats | 5 Seats |
| VIN | WAUHFAFC4JN071521 |
| Location | Cerritos, CA |
| Features | bluetooth, child safety, navigation, backup camera, leather upholstery |
| Mileage | 54,253 mi. |
| Transmission | Automatic |
| Exterior Color | Ibis white |
| Interior Color | Gray |
| MPG | 18 combined |
| Drivetrain | All-wheel drive |
$61,699
GOOD DEAL
2023 Audi S6 2.9T quattro Prestige
- 19,111 Miles
- Lynnwood, WA
- $1,359 Below market value of $63,058
- 1 Owner, Low annual miles
- Listed 33 days ago
●
iSeeCars Dealer Score
Additional info close
Used 2023 Audi S6 2.9T quattro Prestige for Sale
19,111 Miles
Lynnwood, WA
| Category | Used Cars |
| Price | $61,699 |
| For Sale By | dealer |
| iSeeCars Dealer Score | |
| Engine | 6-cylinder |
| Fuel Type | Gas |
| Seats | 5 Seats |
| VIN | WAUFFBF23PN039723 |
| Location | Lynnwood, WA |
| Features | bluetooth, child safety, navigation, backup camera, leather upholstery |
| Mileage | 19,111 mi. |
| Transmission | Automatic |
| Exterior Color | White |
| Interior Color | Black |
| Drivetrain | All-wheel drive |
$54,995
$56,995
GOOD DEAL
2022 Audi S6 2.9T quattro Prestige
- 15,132 Miles
- Salt Lake City, UT
- $2,983 Below market value of $57,978
- 1 Owner, Low annual miles
- Listed 26 days ago
●
iSeeCars Dealer Score
Additional info close
Used 2022 Audi S6 2.9T quattro Prestige for Sale
15,132 Miles
Salt Lake City, UT
| Category | Used Cars |
| Price | $54,995 |
| For Sale By | dealer |
| iSeeCars Dealer Score | |
| Engine | 6-cylinder |
| Seats | 5 Seats |
| VIN | WAUFFBF28NN019352 |
| Location | Salt Lake City, UT |
| Features | bluetooth, child safety, navigation, backup camera, leather upholstery |
| Mileage | 15,132 mi. |
| Transmission | Automatic |
| Exterior Color | Mythos black metallic |
| Interior Color | Black |
| MPG | 22 combined |
| Drivetrain | All-wheel drive |
| Positives | clean history |
$25,000
$25,300
GOOD DEAL
2018 Audi S6 4.0T quattro Prestige
- 83,328 Miles
- Southfield, MI
- $1,185 Below market value of $26,185
- Low annual miles
- Listed 45 days ago
●
iSeeCars Dealer Score
Additional info close
Used 2018 Audi S6 4.0T quattro Prestige for Sale
83,328 Miles
Southfield, MI
| Category | Used Cars |
| Price | $25,000 |
| For Sale By | dealer |
| iSeeCars Dealer Score | |
| Engine | 8-cylinder |
| Fuel Type | Gas |
| Seats | 5 Seats |
| VIN | WAUHFAFC3JN034427 |
| Location | Southfield, MI |
| Features | bluetooth, child safety, navigation, backup camera, leather upholstery |
| Mileage | 83,328 mi. |
| Transmission | Automatic |
| Exterior Color | Gray |
| Interior Color | Black |
| MPG | 18 combined |
| Drivetrain | All-wheel drive |
$34,131
$34,758
GOOD DEAL
2021 Audi S6 2.9T quattro Premium Plus
- 67,434 Miles
- Johnston, RI
- $1,779 Below market value of $35,910
- Low annual miles
- Listed 50 days ago
●
iSeeCars Dealer Score
Additional info close
Used 2021 Audi S6 2.9T quattro Premium Plus for Sale
67,434 Miles
Johnston, RI
| Category | Used Cars |
| Price | $34,131 |
| For Sale By | dealer |
| iSeeCars Dealer Score | |
| Engine | 6-cylinder |
| Fuel Type | Gas |
| Seats | 5 Seats |
| VIN | WAUDFAF21MN018642 |
| Location | Johnston, RI |
| Features | bluetooth, child safety, navigation, backup camera, leather upholstery |
| Mileage | 67,434 mi. |
| Transmission | Automatic |
| Exterior Color | Blue |
| Interior Color | Black |
| Drivetrain | All-wheel drive |
$25,500
GOOD DEAL
2017 Audi S6 4.0T quattro Premium Plus
- 84,157 Miles
- Albuquerque, NM
- $763 Below market value of $26,263
- 1 Owner, Low annual miles
- Listed 33 days ago
●
iSeeCars Dealer Score
Additional info close
Used 2017 Audi S6 4.0T quattro Premium Plus for Sale
84,157 Miles
Albuquerque, NM
| Category | Used Cars |
| Price | $25,500 |
| For Sale By | dealer |
| iSeeCars Dealer Score | |
| Engine | 8-cylinder |
| Fuel Type | Gas |
| Seats | 5 Seats |
| VIN | WAUFFAFC3HN032579 |
| Location | Albuquerque, NM |
| Features | bluetooth, child safety, navigation, backup camera, leather upholstery |
| Mileage | 84,157 mi. |
| Transmission | Automatic |
| Exterior Color | Glacier white metallic |
| MPG | 21 combined |
| Drivetrain | All-wheel drive |
| Positives | one owner, inspected, warranty, clean history |
$32,986
GOOD DEAL
2021 Audi S6 2.9T quattro Premium Plus
- 68,344 Miles
- Brookfield, CT
- $941 Below market value of $33,927
- Low annual miles
- Listed 2 days ago
●
iSeeCars Dealer Score
Additional info close
Used 2021 Audi S6 2.9T quattro Premium Plus for Sale
68,344 Miles
Brookfield, CT
| Category | Used Cars |
| Price | $32,986 |
| For Sale By | dealer |
| iSeeCars Dealer Score | |
| Engine | 6-cylinder |
| Fuel Type | Gas |
| Seats | 5 Seats |
| VIN | WAUDFAF21MN010007 |
| Location | Brookfield, CT |
| Features | bluetooth, child safety, navigation, backup camera, leather upholstery |
| Mileage | 68,344 mi. |
| Transmission | Automatic |
| Exterior Color | Black |
| Interior Color | Red |
| Drivetrain | All-wheel drive |
$19,499
$19,745
GOOD DEAL
2016 Audi S6 4.0T quattro Premium Plus
- 94,753 Miles
- Somerset, NJ
- $642 Below market value of $20,141
- Low annual miles
- Listed 54 days ago
●
iSeeCars Dealer Score
Additional info close
Used 2016 Audi S6 4.0T quattro Premium Plus for Sale
94,753 Miles
Somerset, NJ
| Category | Used Cars |
| Price | $19,499 |
| For Sale By | dealer |
| iSeeCars Dealer Score | |
| Engine | 8-cylinder |
| Fuel Type | Gas |
| Seats | 5 Seats |
| VIN | WAUF2AFC2GN179051 |
| Location | Somerset, NJ |
| Features | bluetooth, child safety, navigation, backup camera, leather upholstery |
| Mileage | 94,753 mi. |
| Transmission | Automatic |
| Exterior Color | Daytona gray pearl effect |
| Interior Color | Black |
| MPG | 21 combined |
| Drivetrain | All-wheel drive |
$19,990
GOOD DEAL
2016 Audi S6 4.0T quattro Prestige
- 115,532 Miles
- Camp Hill, PA
- $990 Below market value of $20,980
- Listed 13 days ago
Additional info close
Used 2016 Audi S6 4.0T quattro Prestige for Sale
115,532 Miles
Camp Hill, PA
| Category | Used Cars |
| Price | $19,990 |
| For Sale By | dealer |
| Engine | 8-cylinder |
| Fuel Type | Gas |
| Seats | 5 Seats |
| VIN | WAUH2AFC0GN079281 |
| Location | Camp Hill, PA |
| Features | bluetooth, child safety, navigation, backup camera, leather upholstery |
| Mileage | 115,532 mi. |
| Transmission | Automatic |
| Exterior Color | Black |
| Interior Color | Black |
| MPG | 21 combined |
| Drivetrain | All-wheel drive |
$35,000
$35,684
GOOD DEAL
2020 Audi S6 2.9T quattro Prestige
- 55,972 Miles
- Libertyville, IL
- $1,048 Below market value of $36,048
- Low annual miles
- Listed 39 days ago
●
iSeeCars Dealer Score
Additional info close
Used 2020 Audi S6 2.9T quattro Prestige for Sale
55,972 Miles
Libertyville, IL
| Category | Used Cars |
| Price | $35,000 |
| For Sale By | dealer |
| iSeeCars Dealer Score | |
| Engine | 6-cylinder |
| Seats | 5 Seats |
| VIN | WAUFFBF23LN041241 |
| Location | Libertyville, IL |
| Features | bluetooth, child safety, navigation, backup camera, leather upholstery |
| Mileage | 55,972 mi. |
| Transmission | Automatic |
| Exterior Color | Glacier white metallic |
| Interior Color | Black |
| Drivetrain | All-wheel drive |
$29,998
GOOD DEAL
2017 Audi S6 4.0T quattro Premium Plus
- 59,036 Miles
- Edmonds, WA
- $1,061 Below market value of $31,059
- Low annual miles
- Listed 17 days ago
●
iSeeCars Dealer Score
Additional info close
Used 2017 Audi S6 4.0T quattro Premium Plus for Sale
59,036 Miles
Edmonds, WA
| Category | Used Cars |
| Price | $29,998 |
| For Sale By | dealer |
| iSeeCars Dealer Score | |
| Engine | 8-cylinder |
| Fuel Type | Gas |
| Seats | 5 Seats |
| VIN | WAUFFAFC4HN038102 |
| Location | Edmonds, WA |
| Features | bluetooth, child safety, navigation, backup camera, leather upholstery |
| Mileage | 59,036 mi. |
| Transmission | Automatic |
| Exterior Color | Glacier white metallic |
| Interior Color | Black |
| MPG | 21 combined |
| Drivetrain | All-wheel drive |
$45,969
GOOD DEAL
2021 Audi S6 2.9T quattro Prestige
- 32,191 Miles
- Watertown, NY
- $1,394 Below market value of $47,363
- Low annual miles
- Listed 8 days ago
Additional info close
Used 2021 Audi S6 2.9T quattro Prestige for Sale
32,191 Miles
Watertown, NY
| Category | Used Cars |
| Price | $45,969 |
| For Sale By | dealer |
| Engine | 6-cylinder |
| Seats | 5 Seats |
| VIN | WAUFFAF21MN023655 |
| Location | Watertown, NY |
| Features | bluetooth, child safety, navigation, backup camera, leather upholstery |
| Mileage | 32,191 mi. |
| Transmission | Automatic |
| Exterior Color | Glacier white metallic |
| Interior Color | Black |
| Drivetrain | All-wheel drive |
| Positives | no accidents |
$32,529
$32,923
GOOD DEAL
2021 Audi S6 2.9T quattro Prestige
- 75,473 Miles
- Fort Lauderdale, FL
- $1,173 Below market value of $33,702
- 6 Price Drops in 115 days
- Listed 114 days ago
●
iSeeCars Dealer Score
Additional info close
Used 2021 Audi S6 2.9T quattro Prestige for Sale
75,473 Miles
Fort Lauderdale, FL
| Category | Used Cars |
| Price | $32,529 |
| For Sale By | dealer |
| iSeeCars Dealer Score | |
| Engine | 6-cylinder |
| Seats | 5 Seats |
| VIN | WAUFFAF26MN086699 |
| Location | Fort Lauderdale, FL |
| Features | bluetooth, child safety, navigation, backup camera, leather upholstery |
| Mileage | 75,473 mi. |
| Transmission | Automatic |
| Exterior Color | Green |
| Interior Color | Gray |
| Drivetrain | All-wheel drive |
$49,650
$49,748
GOOD DEAL
2023 Audi S6 2.9T quattro Prestige
- 37,274 Miles
- Miami, FL
- $3,177 Below market value of $52,827
- Low annual miles
- Listed 118 days ago
●
iSeeCars Dealer Score
Additional info close
Used 2023 Audi S6 2.9T quattro Prestige for Sale
37,274 Miles
Miami, FL
| Category | Used Cars |
| Price | $49,650 |
| For Sale By | dealer |
| iSeeCars Dealer Score | |
| Engine | 6-cylinder |
| Fuel Type | Gas |
| Seats | 5 Seats |
| VIN | WAUFFBF28PN020746 |
| Location | Miami, FL |
| Features | bluetooth, child safety, navigation, backup camera, leather upholstery |
| Mileage | 37,274 mi. |
| Transmission | Automatic |
| Exterior Color | Black |
| Interior Color | Red |
| Drivetrain | All-wheel drive |
Page 1 of 8
Used Cars for Sale Insights
What's the price of a used Audi S6 sedan by year?
Average price by year
Average mileage by year
| Year | Price | Mileage |
|---|---|---|
| 2023 | $56,833 to $63,710 | 9,604 to 40,804 miles |
| 2022 | $45,932 to $56,446 | 11,996 to 56,096 miles |
| 2021 | $37,550 to $47,618 | 20,340 to 68,323 miles |
What colors are the best deals for a Audi S6?
Least Expensive Color
Blue
$2,929
Average Savings
Most Expensive Color
Gray
$1,431
Average Premium
Average car color pricing for a used Audi S6?
| Rank | Color | Compared to Avg. Price |
|---|---|---|
| Blue | $2,929 Savings | |
| White | $1,482 Savings | |
| Silver | $84 Savings | |
| Black | $391 Higher | |
| Gray | $1,431 Higher |
What Audi S6 color has the best resale value?
Price differences by car color compared to the average price of a used Audi S6
What is the best time to buy a used Audi S6?
Good times to buy
$237 Average Savings
January, August, September, October, November, December are good times to buy to find the best prices.
Good times to sell
$241 Average Premium
February, March, April, May, June, July are good times to sell to get the best prices.
Average Price of Audi S6 Trims
| Trim | Average Price | Listings | Specs | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
|
Audi S6 2.9T quattro Premium Plus (2020) |
$43,956 | 58 Listings |
|
||||||||
|
Audi S6 4.0T quattro Prestige (2013, 2016-2018) |
$25,590 | 46 Listings |
|
||||||||
|
Audi S6 2.9T quattro Prestige (2020) |
$48,929 | 42 Listings |
|
||||||||
|
Audi S6 4.0T quattro Premium Plus (2016-2018) |
$24,435 | 37 Listings |
|
||||||||
|
Audi S6 4.0T quattro (2014-2015) |
$20,291 | 10 Listings |
|
||||||||
|
Audi S6 quattro (2007-2008) |
$13,874 | 5 Listings |
|
||||||||
|
Audi S6 5.2 quattro Prestige (2010-2011) |
$15,411 | 3 Listings |
|
||||||||
|
Audi S6 2.9T quattro Premium (2023) |
$70,394 | 2 Listings |
|
||||||||
|
Audi S6 5.2 quattro (2009) |
$9,999 | 2 Listings |
|
||||||||
|
Audi S6 quattro Turbo (1995) |
$18,147 | 2 Listings |
|
How much is a Audi S6?
Audi S6
- A new Audi S6's average price is 85761 and the price range is 77617 to 91701
- A 3-year-old used Audi S6's average price is 74447 with a price range of 68139 to 81497
See below for the average Audi S6 price across model years.
| Audi S6 | 2017-2022 | |
| Audi S6 | 2012-2017 | 36705 |
| Audi S6 | 2007-2012 |
The average price for a 3-year-old used luxury midsize car is 35532, with the Audi S6's price typically 38915 above average for this vehicle type.
Is the Audi S6 a good car?
Audi S6
- The Audi S6 earns an ISC quality score of 8.379827 based on its reliability, value retention and safety ratings.
- The Audi S6 is ranked 5th in quality in the luxury midsize car category, with the Acura TLX ranked just above it and the Lincoln MKZ ranked just below it
- The best-ranked luxury midsize car for quality is the Lexus ES 350
How long do Audi S6s last?
Audi S6
- The Audi S6 is the 8th most reliable vehicle in the luxury midsize car category, with a reliability score of 7.8.
- Approximately 0.00666 of all Audi S6s on the road have reached 150,000 miles or more, which compares to an average of 0.016926 for the luxury midsize car category
- The best-ranked luxury midsize car for reliability is the Mercedes-Benz E-Class sedan
| Mercedes-Benz E-Class sedan | 7.8 |
| Mercedes-Benz E-Class coupe | 7.8 |
| Lexus ES 350 sedan | 7.4 |
| Lexus ES 250 sedan | 7.4 |
| Acura TLX sedan | 7.3 |
| Audi A6 sedan | 7.0 |
| Maserati Ghibli sedan | 6.9 |
| Jaguar XF sedan | 6.8 |
| BMW 5 Series sedan | 6.8 |
| BMW M5 sedan | 6.7 |
| Lexus LC 500 coupe | |
| Cadillac CT5-V sedan | |
| Cadillac CT5 sedan | |
| BMW 8 Series coupe | |
| Genesis G80 sedan | |
| Audi S6 sedan | |
| Volvo S90 sedan | |
| Audi S7 sedan | |
| BMW M8 sedan | |
| BMW 8 Series sedan |