Audi S6 (petrol) • 9 cars with Valuation

Market overview: Petrol Audi S6 (June-2026): There are currently 9 used petrol Audi S6 cars for sale. Prices range from £17,490 to £33,995, with a median price of £21,470. AutoUncle has identified 0 cars as being offered below market price. The typical selling time for a petrol Audi S6 is approximately 27 days, and 40.0% of the listings have recently been reduced in price (Source: AutoUncle market data, June-2026).

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Used Audi RS5 Comfort 450 HP (330 kW) 2018 Coupe

(2018) Audi RS5 Comfort 450 HP

Fair price

TQ4 7PT Torbay, Devon

197 g CO2/km comb. - 450 HP (330 kW) - 8.6 Mpg

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-4%

1 / 4

Used (2018) Audi S6 450 HP | Rare vehicle

- TFSI Quattro 4dr S Tronic

2018
61,750 miles
4.0L Petrol
Sedan
Automatic
450 HP (330 kW)
CO2 emissions: 214 g CO2/km comb.
9.2 mpg
Details

£20,950

£21,950

Rare vehicle

GU27 3JG Fernhurst, West Sussex

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1 / 4

Used (2008) Audi S6 Performance 435 HP | Rare vehicle

Saloon 5.2 quattro 4dr

2008
63,653 miles
Trim level: Performance
5.2L Petrol
Sedan
Automatic
435 HP (319 kW)
Details

£11,995

Rare vehicle

Motors.co.uk

GL2 7NG Moreton Valence, Gloucestershire

-4%

1 / 4

Used (2014) Audi S6 Comfort 420 HP | Rare vehicle

4.0 TFSI V8 S Tronic quattro 4dr

2014
38,000 miles
Trim level: Comfort
4.0L Petrol
Sedan
Automatic
420 HP (308 kW)
CO2 emissions: 225 g CO2/km comb.
9.6 mpg
Details

£19,990

£20,990

Rare vehicle

Exchange and Mart

Dorset, Dorset

-13%

1 / 4

Used (2016) Audi S6 Design 450 HP | Rare vehicle

Avant 4.0 TFSI V8 S Tronic quattro

2016
37,132 miles
Trim level: Design
4.0L Petrol
Estate
Automatic
450 HP (330 kW)
9.4 mpg
Details

£25,950

£29,950

Rare vehicle

Motors.co.uk

OL2 6UR Royton, Manchester

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Used Audi RS5 Comfort 450 HP (330 kW) 2018 Coupe

(2018) Audi RS5 Comfort 450 HP

Fair price

TQ4 7PT Torbay, Devon

197 g CO2/km comb. - 450 HP (330 kW) - 8.6 Mpg

1 / 4

Used (2025) Audi S6 S-Line 444 HP | Rare vehicle

Saloon 3.0 TFSI V6 QUATTRO S LINE

2025
43,000 miles
Trim level: S-Line
3.0L Petrol
Sedan
Automatic
444 HP (326 kW)
10.7 mpg
Details

£33,995

Rare vehicle

Motors.co.uk

ST4 3PA Fenton, Staffordshire

-5%

1 / 4

Used (2014) Audi S6 Advanced 450 HP | Rare vehicle

TFSI V8 Estate

2014
83,735 miles
Trim level: Advanced
4.0L Petrol
Estate
Automatic
450 HP (330 kW)
9.4 mpg
Details

£17,991

£18,991

Rare vehicle

Exchange and Mart

EH11 4EX Edinburgh, Edinburgh

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1 / 4

Used (2014) Audi S6 Sport 420 HP | Rare vehicle

Avant 4.0 TFSI V8 Estate 5dr

2014
73,000 miles
Trim level: Sport
4.0L Petrol
Estate
Automatic
420 HP (308 kW)
CO2 emissions: 225 g CO2/km comb.
9.6 mpg
Details

£17,990

Rare vehicle

Motors.co.uk

RH14 0QS Loxwood, West Sussex

1 / 4

Used (2015) Audi S6 Sport 450 HP | Rare vehicle

Saloon 4.0 TFSI V8 Saloon 4dr

2015
85,000 miles
Trim level: Sport
4.0L Petrol
Sedan
Automatic
450 HP (330 kW)
9.4 mpg
Details

£17,490

Rare vehicle

Motors.co.uk

RH14 0QS Loxwood, West Sussex

1 / 4

Used (2017) Audi S6 Black Edition 450 HP | Rare vehicle

Avant 4.0 TFSI V8 Black Edition

2017
118,511 miles
Trim level: Black Edition
4.0L Petrol
Estate
Automatic
450 HP (330 kW)
9.4 mpg
Details

£21,999

Rare vehicle

Motors.co.uk

NE15 6XA Newcastle Upon Tyne, Tyne And Wear

1 / 4

Used (2014) Audi S6 Advanced | Rare vehicle

Saloon V8T TFSI QUATTRO AUTO

2014
70,772 miles
Trim level: Advanced
4.0L Petrol
Estate
Automatic
Details

£18,854

Rare vehicle

Motors.co.uk

WD24 4YJ Hertfordshire, Hertfordshire

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Used Mercedes C43 AMG Premium 390 HP (286 kW) 2018 Silver Sedan

(2018) Mercedes C43 AMG Premium 390 HP

Fair price

Estimated price £22,987

CM23 3LJ Hertfordshire, Hertfordshire

213 g CO2/km comb. - 390 HP (286 kW) - 9.6 Mpg

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Used BMW M340 M Sport 374 HP (275 kW) 2021 Grey Sedan

(2021) BMW M340 M Sport 374 HP

Super price

You save £4,500

WA2 8JH Warrington, Cheshire

176 g CO2/km comb. - 374 HP (275 kW) - 7.7 Mpg

Carwow

Used Mercedes C43 AMG Premium 390 HP (286 kW) 2020 Coupe

(2020) Mercedes C43 AMG Premium 390 HP

Good price

You save £2,205

219 g CO2/km comb. - 390 HP (286 kW) - 9.6 Mpg

Carwow

Used BMW M340 M Sport 374 HP (275 kW) 2020 Blue Sedan

(2020) BMW M340 M Sport 374 HP

Fair price

WR9 7DZ Worcestershire, Worcestershire

185 g CO2/km comb. - 374 HP (275 kW) - 8.0 Mpg

Showing 1 - 10 of 10 results

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Audi S6 (21)