Buckinghamshire: Audi A6 used – 14 cars for sale near you

Mercedes C200 AMG Line Premium 5dr 9G-Tronic

141 g CO2/km comb. - 190 HP (139 kW) - 52.0 Mpg

heycar

£27,131

Good price

You save £2,269

201 HP (147 kW)

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive

MK1 1BU Milton Keynes, Buckinghamshire

Used (2023) Audi A6 Sport 200 HP | Super price

Avant 40 TDI Quattro Sport 5dr S

Super price

Used (2019) Audi A6 S-Line 204 HP | Good price

Avant 2.0 TDI 40 S line Estate 5dr

Good price

You save £1,651

MK1 1BU Milton Keynes, Buckinghamshire

Visit Desperateseller.co.uk

HP22 5AB Aylesbury, Buckinghamshire

New (2024) Audi A6 Black Edition 200 HP | Super price

40 TFSI Black Edition 4dr S

Super price

Used (2017) Audi A6 S-Line | Good price

Saloon 2.0 TDI Ultra S Line 4dr S

Good price

You save £1,801

HP22 5AB Aylesbury, Buckinghamshire

Used (2025) Audi A6 Sport 200 HP | Super price

Avant 40 TFSI Sport 5dr S

Super price

Used (2019) Audi A6 S-Line 204 HP | Fair price

Saloon S line 40 TDI 204 PS S

Fair price

New (2024) Audi A6 S-Line 295 HP | Fair price

50 TFSI e Quattro S Line 4dr S

Fair price

Estimated price £40,405

SL0 0RA Iver, Buckinghamshire

Used (2019) Audi A6 S-Line 286 HP | Fair price

Saloon 50 TDI Quattro S Line 4dr

Fair price

Estimated price £21,286

SL0 0RA Iver, Buckinghamshire

HP20 1DN Aylesbury, Buckinghamshire

Used (2007) Audi A6 Comfort | Fair price

Saloon 3.0 TDi Quattro Le Mans 4dr

Fair price

Estimated price £2,204

HP20 1DN Aylesbury, Buckinghamshire

HP12 3AH High Wycombe, Buckinghamshire

Used (2015) Audi A6 S-Line | Fair price

Saloon 2.0 TDI Ultra S Line 4dr S

Fair price

Estimated price £7,863

HP12 3AH High Wycombe, Buckinghamshire

Mercedes CLA200 CLAAMG Line Premium Plus 4dr Tip Auto

Featured deals

heycar

£25,149

Fair price

Estimated price £24,312

Mercedes CLA220 AMG Line Premium + Night Ed 4dr Tip Auto Diesel Saloon

139 g CO2/km comb. - 161 HP (118 kW)

Carwow

£28,767

Fair price

Estimated price £28,439

HP198BL Aylesbury, Buckinghamshire

140 g CO2/km comb. - 190 HP (139 kW) - 52.0 Mpg

Carwow

Mercedes CLA200 AMG Line Premium Plus 4dr Tip Auto Petrol Saloon

£25,149

Fair price

Estimated price £23,978

HP91QJ, Buckinghamshire

140 g CO2/km comb. - 163 HP (119 kW) - 46.0 Mpg

Carwow

Mercedes C200 -AMG Line Premium 5dr 9G-Tronic

£27,131

Super price

You save £4,669

HP91QJ, Buckinghamshire

155 g CO2/km comb. - 204 HP (150 kW) - 6.9 Mpg

MK12 5QF Milton Keynes, Buckinghamshire

Used (2014) Audi A6 S-Line | Fair price

Avant (2014/63)2.0 TDI Ultra S

Fair price

Estimated price £9,269

MK12 5QF Milton Keynes, Buckinghamshire

Visit Parkers.co.uk

LU7 0GR Leighton Buzzard, Buckinghamshire

Used (2021) Audi A6 Black Edition 204 HP | Fair price

-Avant 40 TDI Black Edition 5dr S

Fair price

You save £650

LU7 0GR Leighton Buzzard, Buckinghamshire

Visit Desperateseller.co.uk

New (2025) Audi A6 Black Edition 200 HP | Fair price

Avant 40 TFSI Black Edition 5dr S

Fair price

Estimated price £41,681

HP5 2NN Chesham, Buckinghamshire

Used (2010) Audi A6 170 HP | Fair price

2.0 TDIe SE 5dr

Fair price

You save £105

HP5 2NN Chesham, Buckinghamshire

Visit Parkers.co.uk

Used (2025) Audi A6 Black Edition 200 HP | Fair price

Avant 40 TDI Quattro Black Edition

Fair price

Estimated price £39,722

Used (2021) Audi A6 Black Edition 200 HP | A bit pricey

Avant 40 TDI Black Edition 5dr S

WC1E 7DP London, London

A bit pricey

Estimated price £28,920

WC1E 7DP London, London

Visit Honestjohn

HP18 0PZ Aylesbury, Buckinghamshire

Used (2017) Audi A6 Black Edition 190 HP | A bit pricey

2.0 TDI ultra Black Edition Estate

A bit pricey

Estimated price £15,242

HP18 0PZ Aylesbury, Buckinghamshire

Visit Desperateseller.co.uk

HP11 1LP High Wycombe, Buckinghamshire

Used (2017) Audi A6 Black Edition 190 HP | A bit pricey

Avant (2017/17)2.0 TDI Ultra Black

A bit pricey

Estimated price £17,035

HP11 1LP High Wycombe, Buckinghamshire

Used (2024) Audi A6 Black Edition 200 HP | A bit pricey

Avant 40 TDI Quattro Black Edition

A bit pricey

Estimated price £37,797

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New (2025) Audi A6 S-Line 204 HP | Expensive

-Avant 40 TFSI S Line 5dr

HP79JD Amersham, Buckinghamshire

Expensive

Estimated price £51,746

HP79JD Amersham, Buckinghamshire

Visit Carwow

Featured deals

heycar

Mercedes CLA220 AMG Line Premium 4dr Tip Auto Diesel Saloon

£21,353

Fair price

Estimated price £20,712

HP198BL Aylesbury, Buckinghamshire

141 g CO2/km comb. - 190 HP (139 kW) - 57.0 Mpg

heycar

Mercedes CLA220 AMG Line Premium 4dr Tip Auto Diesel Saloon

£22,244

Fair price

Estimated price £22,109

Mercedes E220 4Matic AMG Line Premium 4dr 9G-Tronic

132 g CO2/km comb. - 190 HP (139 kW) - 57.0 Mpg

heycar

£21,300

Fair price

Estimated price £20,427

MK100BN Milton Keynes, Buckinghamshire

194 HP (142 kW) - 57.7 Mpg

Carwow

Mercedes E220 - E-Class CoupeAMG Line 2dr 9G-Tronic

£20,000

Super price

You save £5,300

LU70GR, Buckinghamshire

164 g CO2/km comb. - 194 HP (142 kW) - 5.6 Mpg

Used (2024) Audi A6 Black Edition 200 HP | Expensive

40 TDI Quattro Black Edition 5dr S

Expensive

Estimated price £38,158

New (2024) Audi A6 Black Edition 261 HP | Expensive

Avant 45 TFSI Quattro Black Ed 5dr

Expensive

Estimated price £41,681

Roman Road, London

Visit Carsite.co.uk

New (2026) Audi A6 S-Line 200 HP | Expensive

Avant 2.0 TFSI 204 S line 5dr S

Expensive

Estimated price £50,561

Used (2025) Audi A6 Black Edition 200 HP | Expensive

Avant 40 TDI Quattro Black Edition

Expensive

Estimated price £39,834

Used (2024) Audi A6 Black Edition 261 HP | Expensive

45 TFSI Quattro Black Ed 4dr S

Expensive

Estimated price £32,969