Used 2021 Audi A6 for Sale Nationwide
229 results
- Year:
- 2021
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Firmament Blue Metallic
- Fuel type:
- Gasoline
- Interior color:
- Brown (Pearl Beige)
- Transmission:
- 7-Speed Automatic
- Mileage:
- 42,466
- Stock #:
- MN02201A
- VIN:
- WAUL2AF23MN022019
-$1,000
2021 Audi A6
quattro Premium Plus 55 TFSI AWD
42,466 mi
$30,642
$29,642
- Year:
- 2021
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Fuel type:
- Gasoline
- Transmission:
- 7-Speed Automatic
- Mileage:
- 69,069
- Stock #:
- T16302
- VIN:
- WAUL2AF26MN037310
2021 Audi A6
quattro Premium Plus 55 TFSI AWD
69,069 mi
$24,950
- Year:
- 2020
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Black
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown
- Transmission:
- 7-Speed Dual Clutch
- Mileage:
- 52,070
- Stock #:
- 087648
- VIN:
- WAUL2AF29LN087648
2020 Audi A6
55 TFSI quattro Premium Plus AWD
52,070 mi
$26,697
- Year:
- 2020
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Black
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 45,652
- Stock #:
- 4G2528T
- VIN:
- WAUL2AF23LN073339
2020 Audi A6
55 TFSI quattro Premium Plus AWD
45,652 mi
$28,249
- Year:
- 2022
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 261 hp 2L I4
- Exterior color:
- Mythos Black Metallic
- Fuel type:
- Gasoline
- Interior color:
- Brown
- Transmission:
- 7-Speed Automatic
- Mileage:
- 45,324
- Stock #:
- SA37924A
- VIN:
- WAUE3BF29NN058844
-$1,000
2022 Audi A6
quattro Premium Plus 45 TFSI
45,324 mi
$29,072
$28,072
- Year:
- 2021
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 261 hp 2L I4
- Exterior color:
- Glacier White Metallic
- Fuel type:
- Gasoline
- Interior color:
- Brown (Pearl Beige)
- Transmission:
- 7-Speed Automatic
- Mileage:
- 55,631
- Stock #:
- MN076238T
- VIN:
- WAUD3AF28MN076238
-$1,000
2021 Audi A6
quattro Sport Premium 45 TFSI AWD
55,631 mi
$25,423
$24,423
- Year:
- 2021
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Brilliant Black
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 79,632
- Stock #:
- 036000
- VIN:
- WAUL2AF28MN036000
-$2,000
2021 Audi A6
quattro Premium Plus 55 TFSI AWD
79,632 mi
$24,494
$22,494
- Year:
- 2020
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 248 hp 2L I4
- Exterior color:
- Glacier White
- Fuel type:
- Gasoline
- Interior color:
- Brown (Pearl Beige)
- Transmission:
- 7-Speed Automatic
- Mileage:
- 51,283
- Stock #:
- 26BC202A
- VIN:
- WAUE8AF2XLN061244
2020 Audi A6
45 TFSI quattro Premium Plus AWD
51,283 mi
$26,214
- Year:
- 2021
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 261 hp 2L I4
- Exterior color:
- Blue Metallic
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Automatic
- Mileage:
- 60,637
- Stock #:
- 044663
- VIN:
- WAUE3AF20MN044663
-$500
2021 Audi A6
quattro Sport Premium Plus 45 TFSI AWD
60,637 mi
$23,990
$23,490
- Year:
- 2020
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 248 hp 2L I4
- Exterior color:
- White
- Fuel type:
- Gasoline
- Interior color:
- Brown (Pearl Beige)
- Transmission:
- 7-Speed Automatic
- Mileage:
- 25,525
- Stock #:
- 86107H
- VIN:
- WAUF8AF29LN078623
2020 Audi A6
45 TFSI quattro Prestige AWD
25,525 mi
$30,784
- Year:
- 2021
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 248 hp 2L I4
- Exterior color:
- Blue Metallic
- Fuel type:
- Gasoline
- Interior color:
- Brown (Pearl Beige)
- Transmission:
- 7-Speed Automatic
- Mileage:
- 48,593
- Stock #:
- PS1746A
- VIN:
- WAUE8BF24MN028697
2021 Audi A6
quattro Premium Plus 45 TFSI AWD
48,593 mi
$26,889
- Year:
- 2022
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Daytona Gray Pearl Effect
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Automatic
- Mileage:
- 39,732
- Stock #:
- FT32003
- VIN:
- WAUL2BF27NN063969
-$700
2022 Audi A6
quattro Premium Plus 55 TFSI
39,732 mi
$34,772
$34,072
- Year:
- 2022
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Glacier White Metallic
- Fuel type:
- Gasoline
- Interior color:
- Brown (Pearl Beige Leather)
- Transmission:
- 7-Speed Automatic
- Mileage:
- 30,376
- Stock #:
- P7637
- VIN:
- WAUL2BF23NN008368
2022 Audi A6
quattro Premium Plus 55 TFSI
30,376 mi
$34,978
CarGurus Analysis:
2021 Audi A6
With 219 currently listed for sale and an average price of $27,508.00, 30.1% of 2021 Audi A6s for sale on CarGurus are rated as good or great deals.
Favorably reviewed: Owners rated the 2021 Audi A6 4.25 / 5 stars.
80.4% of 2021 A6 models on CarGurus are accident free.
- Year:
- 2020
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Gray
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 61,138
- Stock #:
- 102689
- VIN:
- WAUL2AF22LN054555
-$1,100
2020 Audi A6
55 TFSI quattro Premium Plus AWD
61,138 mi
$25,897
$24,797
- Year:
- 2021
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Firmament Blue Metallic
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 32,518
- Stock #:
- 11071
- VIN:
- WAUL2AF2XMN037116
-$1,000
2021 Audi A6
quattro Premium Plus 55 TFSI AWD
32,518 mi
$32,100
$31,100
- Year:
- 2021
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Black
- Fuel type:
- Gasoline
- Transmission:
- 7-Speed Automatic
- Mileage:
- 54,725
- Stock #:
- K07560A
- VIN:
- WAUK2AF22MN049403
2021 Audi A6
quattro Premium 55 TFSI AWD
54,725 mi
$26,990
- Year:
- 2020
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Daytona Gray Pearl
- Fuel type:
- Gasoline
- Interior color:
- Okapi Brown
- Transmission:
- 7-Speed Automatic
- Mileage:
- 41,623
- Stock #:
- P6939
- VIN:
- WAUM2BF25LN065172
2020 Audi A6
55 TFSI quattro Prestige AWD
41,623 mi
$31,900
- Year:
- 2021
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Mileage:
- 82,935
- Stock #:
- G00348B
- VIN:
- WAUL2AF27MN043942
2021 Audi A6
quattro Premium Plus 55 TFSI AWD
82,935 mi
$24,684
- Year:
- 2022
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Glacier White
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Automatic
- Mileage:
- 62,647
- Stock #:
- A86827
- VIN:
- WAUL2BF21NN008353
2022 Audi A6
quattro Premium Plus 55 TFSI
62,647 mi
$30,618
- Year:
- 2021
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 248 hp 2L I4
- Exterior color:
- Mythos Black Metallic
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Automatic
- Mileage:
- 77,368
- Stock #:
- P9098
- VIN:
- WAUE8AF22MN020964
2021 Audi A6
quattro Premium Plus 45 TFSI AWD
77,368 mi
$23,386
- Year:
- 2021
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 261 hp 2L I4
- Exterior color:
- Mythos Black Metallic
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 114,077
- Stock #:
- 158057
- VIN:
- WAUE3AF28MN051912
2021 Audi A6
quattro Sport Premium Plus 45 TFSI AWD
114,077 mi
$17,797
- Year:
- 2021
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Gray
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Cream
- Transmission:
- 7-Speed Dual Clutch
- Mileage:
- 60,264
- Stock #:
- C3579
- VIN:
- WAUL2AF23MN012493
2021 Audi A6
quattro Premium Plus 55 TFSI AWD
60,264 mi
$27,496
CarGurus Analysis: 2021 Audi A6
Summary
With 219 currently listed for sale and an average price of $27,508.00, 30.1% of 2021 Audi A6s for sale on CarGurus are rated as good or great deals.
Favorably reviewed: Owners rated the 2021 Audi A6 4.25 / 5 stars.
80.4% of 2021 A6 models on CarGurus are accident free.
Why it stands out
The 2021 Audi A6 excels as a midsize luxury sedan, expertly balancing refined performance and advanced technology. Its modern design features a sleek, understated aesthetic that avoids looking outdated, appealing to buyers seeking luxury without ostentation. On the performance front, the A6 integrates impressive tech features, such as a standard all-wheel-drive system and multiple connectivity options including Apple CarPlay and Android Auto. However, it retains a hint of front-wheel-drive bias and may disappoint those seeking class-leading fuel efficiency. Overall, the Audi A6 stands out as a reliable, luxurious choice, enhanced by user reviews praising its driving experience and performance in various weather conditions.
Other model years to consider
- Average price: $22,900.00
- Good/great deal percentage: 32.2%
- User rating: 4.89 / 5
- Total listings: 581
- Average price: $17,333.00
- Good/great deal percentage: 32.9%
- User rating: 5 / 5
- Total listings: 668
- Average price: $32,399.00
- Good/great deal percentage: 34.4%
- User rating: 5 / 5
- Total listings: 550
This analysis is based on CarGurus' proprietary market data from June 15, 2026, CarGurus experts' opinions, and generative AI.
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4.3 Overall rating
Filter by rating
Stuart M
Reviewed a 2021 Audi A6 on May 14, 2025
It was a pleasant vehicle, but it did have a good amount of wear and tear.
Rick R
Reviewed a 2021 Audi A6 on Sep 18, 2024
Car seems to be in exceptional condition. Has 2 minor accidents recorded but doesn’t show any signs of it.
Anonymous
Reviewed a 2021 Audi A6 on May 16, 2023
Beautiful car, great drive, many great features. Love this car.
Kelly M
Reviewed a 2021 Audi A6 on Aug 19, 2021
Great car with high tech features. Lane Departure warning and adaptive cruise control were a “must.”
2021 Audi A6 Trims
| Trim type | MSRP |
|---|---|
| quattro Prestige 55 TFSI AWD | $69,500 |
| quattro Premium 45 TFSI AWD | $54,900 |
| quattro Premium 55 TFSI AWD | $59,800 |
| quattro Sport Premium 45 TFSI AWD | $54,900 |
| quattro Premium Plus 45 TFSI AWD | $58,800 |
| quattro Sport Premium Plus 45 TFSI AWD | $58,800 |
| quattro Premium Plus 55 TFSI AWD | $63,700 |
2021 Audi A6 Price Trends
CarGurus tracks the prices of millions of used car listings every year. See how the average price of 2021 Audi A6 prices has changed over time.
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