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(petrol) Audi A6 used • 424 cars for sale

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heycar

Audi A6 40 TFSI Black Edition 4dr S Tronic

£26,180

Fair price

You save £120

BA28SG Bath, Somerset

204 HP (150 kW)

heycar

Audi A6 40 TFSI S Line 4dr S Tronic

£26,750

Good price

You save £1,950

NW36LT West Hampstead, London

163 g CO2/km comb. - 204 HP (150 kW)

Carwow

Audi A6 -40 TFSI Sport 4dr S Tronic

£21,564

Good price

You save £1,736

TS183SE, Durham

163 g CO2/km comb. - 204 HP (150 kW) - 7.1 Mpg

Carwow

Audi A6 AVANT 45 TFSI 265 Quattro Sport 5dr S Tronic [C+S Pack] [ Bluetooth interface , Automatic start/stop system with coasting functionality , Technology pack , Comfort and sound pack , Heated front seats ]

£22,699

Good price

You save £1,601

CW73AL, Cheshire

178 g CO2/km comb. - 265 HP (194 kW) - 7.8 Mpg

Price checked by AutoUncle

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Good price

Fair price

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A trusted partner of AutoUncle with agreed terms and a signed contract, ensuring you're dealing with a legitimate business.

Used (2025) Audi A6 Sport 201 HP | Super price

Avant 40 TFSI Sport 5dr S

LA116LJ Grange-over-Sands, Cumbria

Super price

You save £3,605

LA116LJ Grange-over-Sands, Cumbria

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A trusted partner of AutoUncle with agreed terms and a signed contract, ensuring you're dealing with a legitimate business.

Used (2022) Audi A6 Sport 204 HP | Super price

SALOON 40 TFSI Sport 4dr S

DA51BZ Bexley, London

Super price

You save £5,009

DA51BZ Bexley, London

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A trusted partner of AutoUncle with agreed terms and a signed contract, ensuring you're dealing with a legitimate business.

Used (2025) Audi A6 Sport 204 HP | Super price

AVANT Avant 40 TFSI Sport 5dr S

BR33PT Beckenham, London

Super price

You save £4,418

BR33PT Beckenham, London

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A trusted partner of AutoUncle with agreed terms and a signed contract, ensuring you're dealing with a legitimate business.

New (2025) Audi A6 Black Edition 299 HP | Super price

50 TFSI e Quattro Black Edition

ME143AA Maidstone, Kent

Super price

You save £6,088

ME143AA Maidstone, Kent

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A trusted partner of AutoUncle with agreed terms and a signed contract, ensuring you're dealing with a legitimate business.

Used (2022) Audi A6 S-Line 204 HP | Good price

40 TFSI S Line 4dr S Tronic

NW36LT West Hampstead, London

Good price

You save £1,950

NW36LT West Hampstead, London

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A trusted partner of AutoUncle with agreed terms and a signed contract, ensuring you're dealing with a legitimate business.

Used (2020) Audi A6 Sport 241 HP | Super price

45 TFSI Quattro Sport 4dr S

CT47HF Canterbury, Kent

Super price

You save £2,729

CT47HF Canterbury, Kent

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A trusted partner of AutoUncle with agreed terms and a signed contract, ensuring you're dealing with a legitimate business.

New (2025) Audi A6 S-Line 295 HP | Super price

50 TFSI e Quattro S Line 4dr S

KT173LA Epsom, Surrey

Super price

You save £4,856

KT173LA Epsom, Surrey

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A trusted partner of AutoUncle with agreed terms and a signed contract, ensuring you're dealing with a legitimate business.

New (2025) Audi A6 Black Edition 295 HP | Super price

50 TFSI e Quattro Black Edition

KT173LA Epsom, Surrey

Super price

You save £4,856

KT173LA Epsom, Surrey

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A trusted partner of AutoUncle with agreed terms and a signed contract, ensuring you're dealing with a legitimate business.

Used (2025) Audi A6 Sport 204 HP | Good price

Avant 40 TFSI Sport 5dr S

AL95JN Hatfield, Hertfordshire

Good price

You save £2,505

AL95JN Hatfield, Hertfordshire

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A trusted partner of AutoUncle with agreed terms and a signed contract, ensuring you're dealing with a legitimate business.

Used (2021) Audi A6 Sport 265 HP | Super price

Saloon 2.0 TFSI 45 Sport S Tronic

BL22BL Bolton, Manchester

Super price

You save £3,209

BL22BL Bolton, Manchester

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Carwow

Audi A6 Saloon 2022 | 2.0 TFSI 40 Sport S Tronic Euro 6 (s/s) 4dr

£20,900

Good price

You save £2,000

WS111SL, Staffordshire

163 g CO2/km comb. - 204 HP (150 kW) - 7.1 Mpg

Carwow

Audi A6 -40 TFSI Sport 4dr S Tronic

£22,399

Good price

You save £1,501

NP194SS

163 g CO2/km comb. - 204 HP (150 kW) - 7.1 Mpg

Carwow

Audi A6 AVANT 40 TFSI S Line 5dr S Tronic [ parking system plus - acoustic and visual park assist system for front and rear , LED Interior Ambient Lighting Pack , Bluetooth interface , Heated front seats ]

£27,299

Fair price

You save £101

CW73AL, Cheshire

170 g CO2/km comb. - 204 HP (150 kW) - 7.3 Mpg

Carwow

Audi A6 Saloon 40 TFSI S Line 4dr S Tronic

£22,749

Fair price

You save £751

B692AS, West Midlands

163 g CO2/km comb. - 204 HP (150 kW) - 7.2 Mpg

A trusted partner of AutoUncle with agreed terms and a signed contract, ensuring you're dealing with a legitimate business.

Used (2023) Audi A6 S-Line 299 HP | Good price

-50 TFSI e 17.9kWh Quattro S Line

N111GN Barnet, London

Good price

You save £1,450

N111GN Barnet, London

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A trusted partner of AutoUncle with agreed terms and a signed contract, ensuring you're dealing with a legitimate business.

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

-Avant 40 TFSI S Line 5dr

CB223AY Cambridgeshire, Cambridgeshire

Super price

You save £3,880

CB223AY Cambridgeshire, Cambridgeshire

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A trusted partner of AutoUncle with agreed terms and a signed contract, ensuring you're dealing with a legitimate business.

Used (2021) Audi A6 Sport 204 HP | Good price

-40 TFSI Sport 4dr S Tronic

BB126EH Burnley, Lancashire

Good price

You save £1,451

BB126EH Burnley, Lancashire

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A trusted partner of AutoUncle with agreed terms and a signed contract, ensuring you're dealing with a legitimate business.

Used (2021) Audi A6 Sport 204 HP | Super price

Saloon 40 TFSI Sport 5dr S

WF105HX Castleford, West Yorkshire

Super price

You save £2,801

WF105HX Castleford, West Yorkshire

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A trusted partner of AutoUncle with agreed terms and a signed contract, ensuring you're dealing with a legitimate business.

Used (2021) Audi A6 Sport 204 HP | Good price

-40 TFSI Sport 4dr S Tronic

Good price

You save £1,915

SY13LD, Shropshire

Visit Carwow

A trusted partner of AutoUncle with agreed terms and a signed contract, ensuring you're dealing with a legitimate business.

Used (2021) Audi A6 Sport 204 HP | Good price

-40 TFSI Sport 4dr S Tronic

Good price

You save £1,736

TS183SE, Durham

Visit Carwow

A trusted partner of AutoUncle with agreed terms and a signed contract, ensuring you're dealing with a legitimate business.

Used (2021) Audi A6 Sport 204 HP | Super price

-40 TFSI Sport 4dr S Tronic

Super price

You save £3,660

BR67QR Kent, London

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A trusted partner of AutoUncle with agreed terms and a signed contract, ensuring you're dealing with a legitimate business.

Used (2021) Audi A6 Sport 204 HP | Super price

-40 TFSI Sport 4dr S Tronic

Super price

You save £3,760

BR67QR Kent, London

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A trusted partner of AutoUncle with agreed terms and a signed contract, ensuring you're dealing with a legitimate business.

Used (2021) Audi A6 Sport 204 HP | Good price

Saloon 2022 | 2.0 TFSI 40 Sport S

WS111SL, Staffordshire

Good price

You save £1,200

WS111SL, Staffordshire

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A trusted partner of AutoUncle with agreed terms and a signed contract, ensuring you're dealing with a legitimate business.

Used (2021) Audi A6 Sport 204 HP | Good price

Saloon 2022 | 2.0 TFSI 40 Sport S

Good price

You save £2,000

ME59QG, Kent

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Featured deals

Carwow

Audi A6 Saloon 2022 | 2.0 TFSI 40 Sport S Tronic Euro 6 (s/s) 4dr

£21,700

Good price

You save £2,000

ME59QG, Kent

163 g CO2/km comb. - 204 HP (150 kW) - 7.1 Mpg

Carwow

Audi A6 -40 TFSI Sport 4dr S Tronic

£23,755

Fair price

You save £945

BB13NU Blackburn, Lancashire

163 g CO2/km comb. - 204 HP (150 kW) - 7.1 Mpg

Carwow

Audi A6 Saloon 2022 | 2.0 TFSI 40 Sport S Tronic Euro 6 (s/s) 4dr

£21,100

Good price

You save £1,400

LS270TS, West Yorkshire

163 g CO2/km comb. - 204 HP (150 kW) - 7.1 Mpg

Carwow

Audi A6 Saloon 40 TFSI S Line 4dr S Tronic [Tech Pack]

£20,895

Super price

You save £2,705

LE103DJ Hinckley, Leicestershire

162 g CO2/km comb. - 204 HP (150 kW) - 7.1 Mpg

A trusted partner of AutoUncle with agreed terms and a signed contract, ensuring you're dealing with a legitimate business.

Used (2021) Audi A6 Sport 204 HP | Super price

SALOON 40 TFSI Sport 4dr S Tronic

Super price

You save £3,901

CW73AL, Cheshire

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A trusted partner of AutoUncle with agreed terms and a signed contract, ensuring you're dealing with a legitimate business.

Used (2021) Audi A6 Sport 204 HP | Good price

Saloon 2022 | 2.0 TFSI 40 Sport S

LS270TS, West Yorkshire

Good price

You save £1,400

LS270TS, West Yorkshire

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A trusted partner of AutoUncle with agreed terms and a signed contract, ensuring you're dealing with a legitimate business.

Used (2021) Audi A6 Sport 204 HP | Super price

Saloon 40 TFSI Sport 4dr S

B692AS, West Midlands

Super price

You save £5,001

B692AS, West Midlands

Visit Carwow

A trusted partner of AutoUncle with agreed terms and a signed contract, ensuring you're dealing with a legitimate business.

Used (2022) Audi A6 S-Line 204 HP | Super price

Saloon 40 TFSI S Line 4dr S Tronic

LE103DJ Hinckley, Leicestershire

Super price

You save £2,705

LE103DJ Hinckley, Leicestershire

Visit Carwow

A trusted partner of AutoUncle with agreed terms and a signed contract, ensuring you're dealing with a legitimate business.

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

-Avant 40 TFSI S Line 5dr

CB223AY Cambridgeshire, Cambridgeshire

Super price

You save £5,781

CB223AY Cambridgeshire, Cambridgeshire

Visit Carwow

Featured deals

Carwow

Audi A6 -40 TFSI Sport 4dr S Tronic

£21,340

Super price

You save £3,760

BR67QR Kent, London

163 g CO2/km comb. - 204 HP (150 kW) - 7.1 Mpg

Carwow

Audi A6 40 TFSI Sport 4dr S Tronic [Tech Pack]

£24,900

Super price

You save £5,500

PE296WP Huntingdon, Cambridgeshire

162 g CO2/km comb. - 204 HP (150 kW) - 7.1 Mpg

Carwow

Audi A6 -Avant 40 TFSI Black Edition 5dr S Tronic

£26,495

Fair price

Estimated price £25,245

BL13DE, Manchester

176 g CO2/km comb. - 204 HP (150 kW) - 7.7 Mpg

Carwow

Audi A6 -50 TFSI e 17.9kWh Quattro Black Edition 4dr S Tron

£27,995

Fair price

Estimated price £27,841

ST20AH, Staffordshire

30 g CO2/km comb. - 299 HP (219 kW) - 1.3 Mpg

Price checked by AutoUncle

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Good price

Fair price

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Other fuel types for Audi A6

Diesel (1000+)

Hybrid (20)