Used Audi RS6 Avant Carbon Black prices
There are 30 used Audi RS6 Avant Carbon Black cars for sale from UK dealers on AskCar, as of 9 November 2026. Typical asking price £72,000 (the median: half cost less, half cost more). The cheapest is £55,500. The middle half are priced between £69,500 and £78,000.
Dealers lowered the asking price on more than one in five of Audi RS6 Avant Carbon Black cars: 7 of the 30 in the 14 days to 9 November 2026.
AskCar lists 279 used Audi RS6 Avant across the UK, from 203 dealerships.
As of 9 November 2026, AskCar lists 584,619 cars and vans from 12,676 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.
Audi RS6 Avant Carbon Black cars for sale now, page 1 of 2
This page picks out up to 10 cars in each of these groups: best value, cheapest, lowest mileage, recently reduced and newly advertised. A car in more than one group is listed in full once. The groups pick only from cars with photos and an AskCar estimate, priced at £500 or more and no more than 25% under that estimate. 29 of the 30 cars listed here meet these rules. Page 2 lists every other Audi RS6 Avant Carbon Black car, cheapest first, including the one the groups do not pick from.
The AskCar estimate is our expected asking price for that one car, from its model, age, mileage and specification, using the 271 priced Audi RS6 Avant adverts on AskCar as of 9 November 2026. The figures on this page describe the cars advertised, not a valuation of every Audi RS6 Avant Carbon Black.
Each car: year, make, model, engine and trim, power, gearbox, fuel, body, doors, colour; mileage; price and its changes; how the price compares with the AskCar estimate; emissions standard and ULEZ compliance where it holds; MOT; dealer and town; AskCar page. Each car's AskCar page has its full price history and cheaper cars like it.
Best value Audi RS6 Avant Carbon Black: priced furthest below the AskCar estimate
These 10 are priced 1% to 5% under their AskCar estimate. Their asking prices run from £55,500 to £85,546.
- 2024 Audi RS6 Avant 4.0 TFSI V8 Carbon Black, 592 bhp, automatic, petrol, estate, 5 doors, 4 seats, grey. Mileage: 21,428 miles. Price: £85,546, unchanged since AskCar first saw it on 30 October 2026, 10 days ago. Fair price: £5,308 (5%) under the AskCar estimate of £90,854. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Lookers Audi Wearside in Sunderland. AskCar page: https://askcar.co.uk/car/audi-rs6-avant-2024-9ebe707c8b62
- 2021 Audi RS6 Avant 4.0 Carbon Black, 591 bhp, automatic, petrol, 5 doors, 4 seats, silver. Mileage: 71,802 miles. Price: £55,500, reduced by £7,000 from £62,500 since AskCar first saw it on 30 June 2026, 132 days ago. Fair price: £2,870 (4%) under the AskCar estimate of £58,370. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 8 July 2027. Dealer: Sytner Select Wakefield in Wakefield. AskCar page: https://askcar.co.uk/car/audi-rs6-avant-2021-fc5729a383b3
- 2023 Audi RS6 Avant 4.0 TFSI V8 Carbon Black, 592 bhp, automatic, petrol, estate, 5 doors, 4 seats, black. Mileage: 24,984 miles. Price: £81,500, reduced by £1,500 from £83,000 since AskCar first saw it on 9 October 2026, 31 days ago. Fair price: £3,252 (3%) under the AskCar estimate of £84,752. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 28 September 2027. Dealer: Sytner Group Leicester Audi in Leicester. AskCar page: https://askcar.co.uk/car/audi-rs6-avant-2023-c35b1f8c01bb
- 2022 Audi RS6 Avant 4.0 TFSI V8 Carbon Black, 592 bhp, automatic, petrol, estate, 5 doors, 4 seats, silver. Mileage: 30,761 miles. Price: £72,999, reduced by £4,197 from £77,196 since AskCar first saw it on 14 October 2026, 26 days ago. Fair price: £2,699 (3%) under the AskCar estimate of £75,698. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 17 March 2027. Dealer: Group 1 Automotive Audi Approved Colchester in Colchester. AskCar page: https://askcar.co.uk/car/audi-rs6-avant-2022-0c7bc1aed61f
- 2021 Audi RS6 Avant 4.0 TFSI V8 Carbon Black, 592 bhp, automatic, petrol, estate, 5 doors, 4 seats, grey. Mileage: 34,445 miles. Price: £71,990, reduced by £1,000 from £72,990 since AskCar first saw it on 28 May 2026, 165 days ago. Fair price: £2,566 (3%) under the AskCar estimate of £74,556. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 30 March 2027. Dealer: Leigh Cars in Southend-on-Sea. AskCar page: https://askcar.co.uk/car/audi-rs6-avant-2021-efb28a9efbd0
- 2022 Audi RS6 Avant 4.0 Carbon Black, 591 bhp, automatic, petrol, 5 doors, 4 seats, black. Mileage: 28,843 miles. Price: £74,750, reduced by £5,000 from £79,750 since AskCar first saw it on 30 August 2026, 71 days ago. Fair price: £2,243 (2%) under the AskCar estimate of £76,993. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 13 September 2026; ask the dealer for the current MOT. Dealer: Sytner Group Nottingham Audi in Nottingham. AskCar page: https://askcar.co.uk/car/audi-rs6-avant-2022-9fc3e9663aab
- 2021 Audi RS6 Avant 4.0 TFSI V8 Carbon Black, 592 bhp, automatic, petrol, estate, 5 doors, 4 seats. Mileage: 31,000 miles. Price: £73,995, unchanged since AskCar first saw it on 3 October 2026, 37 days ago. Fair price: £2,020 (2%) under the AskCar estimate of £76,015. Euro 6 emissions standard. ULEZ compliant. Dealer: Southern Prestige Cars in Crawley. AskCar page: https://askcar.co.uk/car/audi-rs6-avant-2021-3c5349dd67ca
- 2021 Audi RS6 Avant 4.0 TFSI V8 Carbon Black, 592 bhp, automatic, petrol, estate, 5 doors, 4 seats, grey. Mileage: 55,000 miles. Price: £64,995, unchanged since AskCar first saw it on 30 September 2026, 40 days ago. Fair price: £1,419 (2%) under the AskCar estimate of £66,414. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 20 April 2027. Dealer: Cult Automotive in Robertsbridge. AskCar page: https://askcar.co.uk/car/audi-rs6-avant-2021-3433aa9e1069
- 2021 Audi RS6 Avant 4.0 TFSI V8 Carbon Black, 592 bhp, automatic, petrol, estate, 5 doors, 4 seats, black. Mileage: 40,000 miles. Price: £70,990, reduced by £2,500 from £73,490 since AskCar first saw it on 28 May 2026, 165 days ago. Fair price: £1,272 (1%) under the AskCar estimate of £72,262. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 2 September 2026; ask the dealer for the current MOT. Dealer: M A Performance Cars in Sutton Coldfield. AskCar page: https://askcar.co.uk/car/audi-rs6-avant-2021-17d7ae3e3cf1
- 2021 Audi RS6 Avant 4.0 TFSI V8 Carbon Black, 592 bhp, automatic, petrol, estate, 5 doors, 4 seats, black. Mileage: 38,000 miles. Price: £71,995, unchanged since AskCar first saw it on 29 May 2026, 164 days ago. Fair price: £1,084 (1%) under the AskCar estimate of £73,080. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 8 May 2027. Dealer: V G Performance Cars in Andover. AskCar page: https://askcar.co.uk/car/audi-rs6-avant-2021-10d4d08de1c2
Cheapest Audi RS6 Avant Carbon Black: the lowest asking prices
These 10 are priced £55,500 to £69,995. They have covered 36,500 to 71,802 miles.
- 2021 Audi RS6 Avant 4.0 Carbon Black: £55,500, 71,802 miles. Listed in full under best value.
- 2020 Audi RS6 Avant 4.0 TFSI V8 Carbon Black, 592 bhp, automatic, petrol, estate, 5 doors, 4 seats, grey. Mileage: 71,000 miles. Price: £57,500, unchanged since AskCar first saw it on 28 October 2026, 12 days ago. Fair price: £1,016 (1%) over the AskCar estimate of £56,484. Euro 6 emissions standard. ULEZ compliant. Dealer: PSF Cars in Macclesfield. AskCar page: https://askcar.co.uk/car/audi-rs6-avant-2020-386feb68bbc9
- 2020 Audi RS6 Avant 4.0 TFSI V8 Carbon Black, 592 bhp, automatic, petrol, estate, 5 doors, 4 seats, grey. Mileage: 65,338 miles. Price: £59,990, reduced by £5,000 from £64,990 since AskCar first saw it on 16 October 2026, 24 days ago. Fair price: £1,099 (1%) over the AskCar estimate of £58,891. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 25 April 2027. Dealer: Performance 28 Cars in Chester-le-Street. AskCar page: https://askcar.co.uk/car/audi-rs6-avant-2020-49a347aa4c6d
- 2021 Audi RS6 Avant 4.0 TFSI V8 Carbon Black: £64,995, 55,000 miles. Listed in full under best value.
- 2021 Audi RS6 Avant 4.0 TFSI V8 Carbon Black, 592 bhp, automatic, petrol, estate, 5 doors, 4 seats, grey. Mileage: 54,100 miles. Price: £65,995, unchanged since AskCar first saw it on 5 November 2026, 4 days ago. Fair price: £756 (1%) under the AskCar estimate of £66,751. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 5 July 2027. Dealer: PSF Cars in Macclesfield. AskCar page: https://askcar.co.uk/car/audi-rs6-avant-2021-d5264c6e89b3
- 2020 Audi RS6 Avant 4.0 TFSI V8 Carbon Black, 592 bhp, automatic, petrol, estate, 5 doors, 4 seats, grey. Mileage: 39,000 miles. Price: £68,990, reduced by £1,000 from £69,990 since AskCar first saw it on 28 May 2026, 165 days ago. Fair price: £53 (under 1%) over the AskCar estimate of £68,937. Euro 6 emissions standard. ULEZ compliant. Dealer: Yorkshire's Prestige Centre in Bradford. AskCar page: https://askcar.co.uk/car/audi-rs6-avant-2020-27963d7786a3
- 2021 Audi RS6 Avant 4.0 TFSI V8 Carbon Black, 592 bhp, automatic, petrol, estate, 5 doors, 4 seats, grey. Mileage: 47,637 miles. Price: £68,995, unchanged since AskCar first saw it on 12 September 2026, 58 days ago. Fair price: £228 (under 1%) under the AskCar estimate of £69,223. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 10 November 2026. Dealer: John Clark Motor Group in Inverness. AskCar page: https://askcar.co.uk/car/audi-rs6-avant-2021-c548353eae84
- 2021 Audi RS6 Avant 4.0 TFSI V8 Carbon Black, 592 bhp, automatic, petrol, estate, 5 doors, 4 seats, black. Mileage: 45,124 miles. Price: £69,495, unchanged since AskCar first saw it on 12 September 2026, 58 days ago. Fair price: £713 (1%) under the AskCar estimate of £70,208. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 15 September 2026; ask the dealer for the current MOT. Dealer: Yeomans Audi Truro in Truro. AskCar page: https://askcar.co.uk/car/audi-rs6-avant-2021-231aa8d3056f
- 2021 Audi RS6 Avant 4.0 TFSI V8 Carbon Black, 592 bhp, automatic, petrol, estate, 5 doors, 4 seats, grey. Mileage: 45,000 miles. Price: £69,990, raised by £40 from £69,950 since AskCar first saw it on 31 August 2026, 70 days ago. Fair price: £267 (under 1%) under the AskCar estimate of £70,257. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 22 June 2027. Dealer: Nation Car Supermarket in Halifax. AskCar page: https://askcar.co.uk/car/audi-rs6-avant-2021-0f42aa2fd1a7
- 2020 Audi RS6 Avant 4.0 TFSI V8 Carbon Black, 592 bhp, automatic, petrol, estate, 5 doors, 4 seats, blue. Mileage: 36,500 miles. Price: £69,995, unchanged since AskCar first saw it on 26 September 2026, 44 days ago. Fair price: £81 (under 1%) over the AskCar estimate of £69,914. Euro 6 emissions standard. ULEZ compliant. Dealer: Sharman Group in Manchester. AskCar page: https://askcar.co.uk/car/audi-rs6-avant-2020-929ac3cebfff
Lowest-mileage Audi RS6 Avant Carbon Black
These 10 have covered 17,772 to 30,761 miles. Their asking prices run from £72,999 to £92,500.
- 2023 Audi RS6 Avant 4.0 TFSI V8 Carbon Black, 592 bhp, automatic, petrol, estate, 5 doors, 4 seats, grey. Mileage: 17,772 miles. Price: £88,000, unchanged since AskCar first saw it on 30 October 2026, 10 days ago. Fair price: £447 (under 1%) over the AskCar estimate of £87,553. Euro 6 emissions standard. ULEZ compliant. Dealer: Sytner Group Leeds Audi in Leeds. AskCar page: https://askcar.co.uk/car/audi-rs6-avant-2023-07a2876d64e4
- 2024 Audi RS6 Avant 4.0 TFSI V8 Carbon Black: £85,546, 21,428 miles. Listed in full under best value.
- 2023 Audi RS6 Avant 4.0 Performance Carbon Black, 621 bhp, automatic, petrol, 5 doors, silver. Mileage: 22,501 miles. Price: £92,500, unchanged since AskCar first saw it on 1 October 2026, 39 days ago. Fair price: £3,618 (4%) over the AskCar estimate of £88,882. Euro 6 emissions standard. ULEZ compliant. Dealer: Sytner Group Leeds Audi in Leeds. AskCar page: https://askcar.co.uk/car/audi-rs6-avant-2023-e633d1d45caa
- 2022 Audi RS6 Avant 4.0 TFSI V8 Carbon Black, 592 bhp, automatic, petrol, estate, 5 doors, 4 seats, blue. Mileage: 23,195 miles. Price: £78,975, reduced by £975 from £79,950 since AskCar first saw it on 20 October 2026, 20 days ago. Fair price: £584 (under 1%) over the AskCar estimate of £78,391. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 17 December 2026. Dealer: Heritage Audi Audi Swindon in Swindon. AskCar page: https://askcar.co.uk/car/audi-rs6-avant-2022-685e0cad2f12
- 2022 Audi RS6 Avant 4.0 TFSI V8 Carbon Black, 592 bhp, automatic, petrol, estate, 5 doors, 4 seats. Mileage: 23,195 miles. Price: £78,975, reduced by £975 from £79,950 since AskCar first saw it on 20 October 2026, 20 days ago. Fair price: £584 (under 1%) over the AskCar estimate of £78,391. Euro 6 emissions standard. ULEZ compliant. Dealer: Heritage Automotive in Swindon. AskCar page: https://askcar.co.uk/car/audi-rs6-avant-2022-c64da9c7528a
- 2020 Audi RS6 Avant 4.0 TFSI V8 Carbon Black, 592 bhp, automatic, petrol, estate, 5 doors, 4 seats, black. Mileage: 24,420 miles. Price: £74,950, reduced by £2,000 from £76,950 since AskCar first saw it on 30 May 2026, 163 days ago. Fair price: £585 (under 1%) over the AskCar estimate of £74,365. Euro 6 emissions standard. ULEZ compliant. Dealer: Hamilton Grays in Loughborough. AskCar page: https://askcar.co.uk/car/audi-rs6-avant-2020-a1beef51c52b
- 2023 Audi RS6 Avant 4.0 TFSI V8 Carbon Black: £81,500, 24,984 miles. Listed in full under best value.
- 2022 Audi RS6 Avant 4.0 TFSI V8 Carbon Black, 592 bhp, automatic, petrol, estate, 5 doors, 4 seats, black. Mileage: 25,915 miles. Price: £77,900, unchanged since AskCar first saw it on 8 November 2026, 1 day ago. Fair price: £465 (under 1%) over the AskCar estimate of £77,435. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 26 October 2027. Dealer: Baytree Cars in Derby. AskCar page: https://askcar.co.uk/car/audi-rs6-avant-2022-d5561457afeb
- 2022 Audi RS6 Avant 4.0 Carbon Black: £74,750, 28,843 miles. Listed in full under best value.
- 2022 Audi RS6 Avant 4.0 TFSI V8 Carbon Black: £72,999, 30,761 miles. Listed in full under best value.
Recently reduced Audi RS6 Avant Carbon Black: the biggest price reductions in the 14 days to 9 November 2026
The dealer lowered the asking price on each of these 7 in the 14 days to 9 November 2026. Their reductions since AskCar first saw them run from £975 to £7,000.
- 2021 Audi RS6 Avant 4.0 Carbon Black: £55,500, 71,802 miles. Listed in full under best value.
- 2020 Audi RS6 Avant 4.0 TFSI V8 Carbon Black: £59,990, 65,338 miles. Listed in full under cheapest.
- 2022 Audi RS6 Avant 4.0 Carbon Black: £74,750, 28,843 miles. Listed in full under best value.
- 2022 Audi RS6 Avant 4.0 TFSI V8 Carbon Black: £72,999, 30,761 miles. Listed in full under best value.
- 2023 Audi RS6 Avant 4.0 TFSI V8 Carbon Black: £81,500, 24,984 miles. Listed in full under best value.
- 2022 Audi RS6 Avant 4.0 TFSI V8 Carbon Black: £78,975, 23,195 miles. Listed in full under lowest mileage.
- 2022 Audi RS6 Avant 4.0 TFSI V8 Carbon Black: £78,975, 23,195 miles. Listed in full under lowest mileage.
Newly advertised Audi RS6 Avant Carbon Black: first seen by AskCar in the 7 days to 9 November 2026
These 3 are the most recently advertised. Cars first seen on the same day are listed cheapest first.
- 2022 Audi RS6 Avant 4.0 TFSI V8 Carbon Black: £77,900, 25,915 miles. Listed in full under lowest mileage.
- 2021 Audi RS6 Avant 4.0 TFSI V8 Carbon Black: £65,995, 54,100 miles. Listed in full under cheapest.
- 2020 Audi RS6 Avant 4.0 Carbon Black, 591 bhp, automatic, petrol, 5 doors, 4 seats, black. Mileage: 36,501 miles. Price: £70,000, unchanged since AskCar first saw it on 3 November 2026, 6 days ago. Fair price: £825 (1%) over the AskCar estimate of £69,175. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 31 May 2027. Dealer: Sytner Group Huddersfield Audi in Huddersfield. AskCar page: https://askcar.co.uk/car/audi-rs6-avant-2020-64508e9d6d86
Page 2: every other Audi RS6 Avant Carbon Black car, cheapest first
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