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(diesel) Audi A6 Used • 91 cars for sale – Compares prices!

Featured deals

heycar

Audi A6 40 TDI Quattro Black Edition 4dr S Tronic

£26,049

Fair price

Estimated price £24,846

BB126EH Burnley, Lancashire

152 g CO2/km comb. - 204 HP (150 kW) - 5.8 Mpg

heycar

Audi A6 Avant 40 TDI Quattro S Line 5dr S Tronic

£31,400

Fair price

You save £300

PE296WP Huntingdon, Cambridgeshire

201 HP (147 kW)

heycar

Audi A6 Avant 40 TDI Quattro Sport 5dr S Tronic

£29,999

Fair price

You save £601

BB126EH Burnley, Lancashire

151 g CO2/km comb. - 204 HP (150 kW) - 5.7 Mpg

Carwow

Audi A6 40 TDI Quattro Black Edition 4dr S Tronic

£28,920

Fair price

Estimated price £28,058

BB13NU Blackburn, Lancashire

152 g CO2/km comb. - 204 HP (150 kW) - 5.8 Mpg

heycar

Audi A6 40 TDI Sport 5dr S Tronic

£17,482

Good price

You save £2,118

WC1E 7DP London, London

204 HP (150 kW) - 48.7 Mpg

heycar

Mercedes CLA220 CLAAMG Line Premium 4dr Tip Auto

£30,000

Fair price

Estimated price £29,481

PR54JB Preston, Lancashire

188 HP (138 kW)

heycar

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

£24,920

Fair price

You save £180

BB13NU Blackburn, Lancashire

165 g CO2/km comb. - 194 HP (142 kW) - 6.4 Mpg

heycar

BMW 520 5 Series Touring d MHT M Sport 5dr Step Auto

£28,899

Fair price

You save £1

SG61BL Letchworth, Hertfordshire

188 HP (138 kW)

heycar

Mercedes E220 E-ClassSport 4dr 9G-Tronic

£27,849

Fair price

You save £451

BB126EH Burnley, Lancashire

139 g CO2/km comb. - 194 HP (142 kW) - 5.3 Mpg

heycar

Mercedes CLA220 CLA Class CLAAMG Line Premium 4dr Tip Auto

£29,860

Fair price

Estimated price £29,199

FY45LP Blackpool, Lancashire

190 HP (139 kW) - 67.3 Mpg

heycar

BMW 320 3 Series d M Sport 4dr Step Auto

£23,199

Fair price

You save £101

BB126EH Burnley, Lancashire

137 g CO2/km comb. - 190 HP (139 kW) - 5.2 Mpg

heycar

Mercedes E220 E-ClassAMG Line 2dr 9G-Tronic

£19,900

Fair price

You save £600

PR22TY Preston, Lancashire

132 g CO2/km comb. - 194 HP (142 kW) - 56.5 Mpg

heycar

BMW 320 3 Series d MHT M Sport 4dr Step Auto

£22,049

Fair price

You save £451

BB126EH Burnley, Lancashire

188 HP (138 kW)

Carwow

BMW 320 - 3 Series d MHT M Sport 4dr Step Auto

£22,049

Super price

You save £2,651

BB126EH Burnley, Lancashire

122 g CO2/km comb. - 190 HP (139 kW) - 4.6 Mpg

Carwow

Mercedes CLA220 CLA 2.1AMG Line Night Edition (Plus) Coupe 4dr Diesel 7G-DCT Euro 6 (s/s) (170 ps)

£20,188

Fair price

You save £512

PR18DT, Lancashire

142 g CO2/km comb. - 170 HP (125 kW) - 47.1 Mpg

heycar

BMW 320 3 Series d M Sport Shadow Edition 4dr Step Auto

£17,290

Good price

You save £1,510

HD50RP Huddersfied, West Yorkshire

188 HP (138 kW)

heycar

Audi A4 35 TDI Technik 4dr S Tronic Saloon

£19,450

Super price

You save £4,150

BB13HT Blackburn, Lancashire

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

heycar

BMW 520 5 Series Touring d xDrive M Sport 5dr Auto

£18,990

Fair price

You save £710

PO198TX Chichester, West Sussex

188 HP (138 kW)

Carwow

BMW 520 5 Series d xDrive M Sport 4dr Auto

£18,320

Fair price

Estimated price £17,924

BB13NU Blackburn, Lancashire

169 g CO2/km comb. - 190 HP (139 kW) - 6.1 Mpg

heycar

BMW 320 3 Series d M Sport 4dr Step Auto

£14,995

Fair price

You save £905

LU13JG Luton, Bedfordshire

188 HP (138 kW)

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive

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Dealer

Audi A6 2.0 TDI ultra SE Executive Saloon 4dr Diesel S Tronic Euro 6 (s/s) (190 ps) Saloon

Good price

Audi A6 Tdi Sport Mhev

BB1 3NU Blackburn, Lancashire

Super price

You save £3,480

BB1 3NU Blackburn, Lancashire

Visit Motors.co.uk

Dealer

Audi A6 2.0 TDI SE 4dr Multitronic

BB2 2AA Blackburn, Lancashire

Super price

You save £1,978

BB2 2AA Blackburn, Lancashire

Visit Parkers.co.uk

Dealer

Audi A6 Avant (2015/65)2.0 TDI Ultra SE (11/14-) 5d S Tronic

Accrington, Lancashire

Super price

You save £2,205

Accrington, Lancashire

Visit Parkers.co.uk

Audi A6 Avant 40 TDI Quattro Sport 5dr S Tronic

BB126EH Burnley, Lancashire

Fair price

You save £601

BB126EH Burnley, Lancashire

Visit heycar

Audi A6 40 TDI Quattro Black Edition 4dr S Tronic

BB126EH Burnley, Lancashire

Fair price

Estimated price £24,846

BB126EH Burnley, Lancashire

Visit heycar

Audi A6 40 TDI Quattro Black Edition 4dr S Tronic

BB13NU Blackburn, Lancashire

Fair price

Estimated price £28,058

BB13NU Blackburn, Lancashire

Visit Carwow

Dealer

Audi A6 2.0 TDI 40 Black Edition Saloon 4dr Diesel S Tronic quattro Euro 6 (s/s) (204 ps)

BB1 5SG Blackburn, Lancashire

Fair price

You save £715

BB1 5SG Blackburn, Lancashire

Visit Carsite.co.uk

Dealer

Audi A6 2.0 TDI Ultra Black Edition 5dr S Tronic

BB1 2QR Blackburn, Lancashire

Fair price

Estimated price £9,528

BB1 2QR Blackburn, Lancashire

Visit Motors.co.uk

Dealer

Audi A6 2.0 TDI Ultra Black Edition 5dr S Tronic

BB1 2QR Blackburn, Lancashire

Fair price

Estimated price £9,702

BB1 2QR Blackburn, Lancashire

Visit Motors.co.uk

Featured deals

heycar

Audi A6 40 TDI Sport 5dr S Tronic

£17,482

Good price

You save £2,118

WC1E 7DP London, London

204 HP (150 kW) - 48.7 Mpg

heycar

Mercedes CLA220 CLAAMG Line Premium 4dr Tip Auto

£30,000

Fair price

Estimated price £29,481

PR54JB Preston, Lancashire

188 HP (138 kW)

heycar

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

£24,920

Fair price

You save £180

BB13NU Blackburn, Lancashire

165 g CO2/km comb. - 194 HP (142 kW) - 6.4 Mpg

heycar

BMW 520 5 Series Touring d MHT M Sport 5dr Step Auto

£28,899

Fair price

You save £1

SG61BL Letchworth, Hertfordshire

188 HP (138 kW)

heycar

Mercedes E220 E-ClassSport 4dr 9G-Tronic

£27,849

Fair price

You save £451

BB126EH Burnley, Lancashire

139 g CO2/km comb. - 194 HP (142 kW) - 5.3 Mpg

heycar

Mercedes CLA220 CLA Class CLAAMG Line Premium 4dr Tip Auto

£29,860

Fair price

Estimated price £29,199

FY45LP Blackpool, Lancashire

190 HP (139 kW) - 67.3 Mpg

heycar

BMW 320 3 Series d M Sport 4dr Step Auto

£23,199

Fair price

You save £101

BB126EH Burnley, Lancashire

137 g CO2/km comb. - 190 HP (139 kW) - 5.2 Mpg

heycar

Mercedes E220 E-ClassAMG Line 2dr 9G-Tronic

£19,900

Fair price

You save £600

PR22TY Preston, Lancashire

132 g CO2/km comb. - 194 HP (142 kW) - 56.5 Mpg

heycar

BMW 320 3 Series d MHT M Sport 4dr Step Auto

£22,049

Fair price

You save £451

BB126EH Burnley, Lancashire

188 HP (138 kW)

Carwow

BMW 320 - 3 Series d MHT M Sport 4dr Step Auto

£22,049

Super price

You save £2,651

BB126EH Burnley, Lancashire

122 g CO2/km comb. - 190 HP (139 kW) - 4.6 Mpg

Carwow

Mercedes CLA220 CLA 2.1AMG Line Night Edition (Plus) Coupe 4dr Diesel 7G-DCT Euro 6 (s/s) (170 ps)

£20,188

Fair price

You save £512

PR18DT, Lancashire

142 g CO2/km comb. - 170 HP (125 kW) - 47.1 Mpg

heycar

BMW 320 3 Series d M Sport Shadow Edition 4dr Step Auto

£17,290

Good price

You save £1,510

HD50RP Huddersfied, West Yorkshire

188 HP (138 kW)

heycar

Audi A4 35 TDI Technik 4dr S Tronic Saloon

£19,450

Super price

You save £4,150

BB13HT Blackburn, Lancashire

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

heycar

BMW 520 5 Series Touring d xDrive M Sport 5dr Auto

£18,990

Fair price

You save £710

PO198TX Chichester, West Sussex

188 HP (138 kW)

Carwow

BMW 520 5 Series d xDrive M Sport 4dr Auto

£18,320

Fair price

Estimated price £17,924

BB13NU Blackburn, Lancashire

169 g CO2/km comb. - 190 HP (139 kW) - 6.1 Mpg

heycar

BMW 320 3 Series d M Sport 4dr Step Auto

£14,995

Fair price

You save £905

LU13JG Luton, Bedfordshire

188 HP (138 kW)

heycar

Audi A6 40 TDI Quattro Black Edition 4dr S Tronic

£26,049

Fair price

Estimated price £24,846

BB126EH Burnley, Lancashire

152 g CO2/km comb. - 204 HP (150 kW) - 5.8 Mpg

heycar

Audi A6 Avant 40 TDI Quattro S Line 5dr S Tronic

£31,400

Fair price

You save £300

PE296WP Huntingdon, Cambridgeshire

201 HP (147 kW)

heycar

Audi A6 Avant 40 TDI Quattro Sport 5dr S Tronic

£29,999

Fair price

You save £601

BB126EH Burnley, Lancashire

151 g CO2/km comb. - 204 HP (150 kW) - 5.7 Mpg

Carwow

Audi A6 40 TDI Quattro Black Edition 4dr S Tronic

£28,920

Fair price

Estimated price £28,058

BB13NU Blackburn, Lancashire

152 g CO2/km comb. - 204 HP (150 kW) - 5.8 Mpg

Dealer

Audi A6 40 TDI Quattro Black Edition 4dr S Tronic [Tech]

BB12 6EH Burnley, Lancashire

Fair price

Estimated price £28,724

BB12 6EH Burnley, Lancashire

Visit Motors.co.uk

Dealer

Audi A6 40 TDI Black Edition 5dr S Tronic

BB5 2RG ACCRINGTON, Lancashire

Fair price

You save £305

BB5 2RG ACCRINGTON, Lancashire

Visit Motors.co.uk

Dealer

Audi A6 2.0 TDI ultra Black Edition Euro 6 (s/s) 4dr Saloon

Lancashire, Lancashire

Fair price

Estimated price £12,314

Lancashire, Lancashire

Visit Exchange and Mart

Dealer

Audi A6 Saloon (2017/67)2.0 TDI Ultra Black Edition (11/14-) 4d S Tronic

Fair price

Estimated price £15,366

Chorley, Lancashire

Visit Parkers.co.uk

Audi A6 Avant 40 TDI Quattro Black Edition 5dr S Tronic [Tech]

BB13HT Blackburn, Lancashire

A bit pricey

Estimated price £34,502

BB13HT Blackburn, Lancashire

Visit heycar

Dealer

Audi A6 Saloon (2011/60)2.0 TDI S Line 4d Multitronic

Blackburn, Lancashire

A bit pricey

Estimated price £5,531

Blackburn, Lancashire

Visit Parkers.co.uk

Dealer

Audi A6 40 TDI S Line 5dr S Tronic

BB5 2RG ACCRINGTON, Lancashire

A bit pricey

Estimated price £19,923

BB5 2RG ACCRINGTON, Lancashire

Visit Motors.co.uk

Dealer

Audi A6 40 TDI S Line 4dr S Tronic

BB6 7RW Blackburn, Lancashire

Expensive

Estimated price £14,473

BB6 7RW Blackburn, Lancashire

Visit Motors.co.uk

Dealer

Audi A6 2.0 TDI 40 S line S Tronic Euro 6 (s/s) 4dr

BB1 3HT Blackburn, Lancashire

Expensive

Estimated price £41,866

BB1 3HT Blackburn, Lancashire

Visit Motors.co.uk

Dealer

Audi A6 TDI ULTRA S LINE 2

Expensive

Estimated price £10,524

BB1 3JA, Lancashire

Visit Desperateseller.co.uk

Featured deals

heycar

Mercedes E220 E-ClassSport 4dr 9G-Tronic

£27,849

Fair price

You save £451

BB126EH Burnley, Lancashire

139 g CO2/km comb. - 194 HP (142 kW) - 5.3 Mpg

heycar

Mercedes CLA220 CLA Class CLAAMG Line Premium 4dr Tip Auto

£29,860

Fair price

Estimated price £29,199

FY45LP Blackpool, Lancashire

190 HP (139 kW) - 67.3 Mpg

heycar

BMW 320 3 Series d M Sport 4dr Step Auto

£23,199

Fair price

You save £101

BB126EH Burnley, Lancashire

137 g CO2/km comb. - 190 HP (139 kW) - 5.2 Mpg

heycar

Mercedes E220 E-ClassAMG Line 2dr 9G-Tronic

£19,900

Fair price

You save £600

PR22TY Preston, Lancashire

132 g CO2/km comb. - 194 HP (142 kW) - 56.5 Mpg

heycar

BMW 320 3 Series d MHT M Sport 4dr Step Auto

£22,049

Fair price

You save £451

BB126EH Burnley, Lancashire

188 HP (138 kW)

Carwow

BMW 320 - 3 Series d MHT M Sport 4dr Step Auto

£22,049

Super price

You save £2,651

BB126EH Burnley, Lancashire

122 g CO2/km comb. - 190 HP (139 kW) - 4.6 Mpg

Carwow

Mercedes CLA220 CLA 2.1AMG Line Night Edition (Plus) Coupe 4dr Diesel 7G-DCT Euro 6 (s/s) (170 ps)

£20,188

Fair price

You save £512

PR18DT, Lancashire

142 g CO2/km comb. - 170 HP (125 kW) - 47.1 Mpg

heycar

BMW 320 3 Series d M Sport Shadow Edition 4dr Step Auto

£17,290

Good price

You save £1,510

HD50RP Huddersfied, West Yorkshire

188 HP (138 kW)

heycar

Audi A4 35 TDI Technik 4dr S Tronic Saloon

£19,450

Super price

You save £4,150

BB13HT Blackburn, Lancashire

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

heycar

BMW 520 5 Series Touring d xDrive M Sport 5dr Auto

£18,990

Fair price

You save £710

PO198TX Chichester, West Sussex

188 HP (138 kW)

Carwow

BMW 520 5 Series d xDrive M Sport 4dr Auto

£18,320

Fair price

Estimated price £17,924

BB13NU Blackburn, Lancashire

169 g CO2/km comb. - 190 HP (139 kW) - 6.1 Mpg

heycar

BMW 320 3 Series d M Sport 4dr Step Auto

£14,995

Fair price

You save £905

LU13JG Luton, Bedfordshire

188 HP (138 kW)

heycar

Audi A6 40 TDI Quattro Black Edition 4dr S Tronic

£26,049

Fair price

Estimated price £24,846

BB126EH Burnley, Lancashire

152 g CO2/km comb. - 204 HP (150 kW) - 5.8 Mpg

heycar

Audi A6 Avant 40 TDI Quattro S Line 5dr S Tronic

£31,400

Fair price

You save £300

PE296WP Huntingdon, Cambridgeshire

201 HP (147 kW)

heycar

Audi A6 Avant 40 TDI Quattro Sport 5dr S Tronic

£29,999

Fair price

You save £601

BB126EH Burnley, Lancashire

151 g CO2/km comb. - 204 HP (150 kW) - 5.7 Mpg

Carwow

Audi A6 40 TDI Quattro Black Edition 4dr S Tronic

£28,920

Fair price

Estimated price £28,058

BB13NU Blackburn, Lancashire

152 g CO2/km comb. - 204 HP (150 kW) - 5.8 Mpg

heycar

Audi A6 40 TDI Sport 5dr S Tronic

£17,482

Good price

You save £2,118

WC1E 7DP London, London

204 HP (150 kW) - 48.7 Mpg

heycar

Mercedes CLA220 CLAAMG Line Premium 4dr Tip Auto

£30,000

Fair price

Estimated price £29,481

PR54JB Preston, Lancashire

188 HP (138 kW)

heycar

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

£24,920

Fair price

You save £180

BB13NU Blackburn, Lancashire

165 g CO2/km comb. - 194 HP (142 kW) - 6.4 Mpg

heycar

BMW 520 5 Series Touring d MHT M Sport 5dr Step Auto

£28,899

Fair price

You save £1

SG61BL Letchworth, Hertfordshire

188 HP (138 kW)

Audi A6 S6 TDI 344 Quattro Black Edition 4dr Tip Auto

BB13HT Blackburn, Lancashire

Not evaluated

BB13HT Blackburn, Lancashire

Visit heycar

Dealer

Audi A6 Avant 2.0 TDI 40 S line S Tronic quattro Euro 6 (s/s) 5dr

BB1 3HT Blackburn, Lancashire

Not evaluated

BB1 3HT Blackburn, Lancashire

Visit Motors.co.uk

Audi A6 40 TDI Sport 5dr S Tronic

Good price

Audi A6 Avant 40 TDI S Line 5dr S Tronic

Good price

Audi A6 Avant 40 TDI Sport 5dr S Tronic

Good price

Featured deals

heycar

BMW 320 3 Series d MHT M Sport 4dr Step Auto

£22,049

Fair price

You save £451

BB126EH Burnley, Lancashire

188 HP (138 kW)

Carwow

BMW 320 - 3 Series d MHT M Sport 4dr Step Auto

£22,049

Super price

You save £2,651

BB126EH Burnley, Lancashire

122 g CO2/km comb. - 190 HP (139 kW) - 4.6 Mpg

Carwow

Mercedes CLA220 CLA 2.1AMG Line Night Edition (Plus) Coupe 4dr Diesel 7G-DCT Euro 6 (s/s) (170 ps)

£20,188

Fair price

You save £512

PR18DT, Lancashire

142 g CO2/km comb. - 170 HP (125 kW) - 47.1 Mpg

heycar

BMW 320 3 Series d M Sport Shadow Edition 4dr Step Auto

£17,290

Good price

You save £1,510

HD50RP Huddersfied, West Yorkshire

188 HP (138 kW)

heycar

Audi A4 35 TDI Technik 4dr S Tronic Saloon

£19,450

Super price

You save £4,150

BB13HT Blackburn, Lancashire

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

heycar

BMW 520 5 Series Touring d xDrive M Sport 5dr Auto

£18,990

Fair price

You save £710

PO198TX Chichester, West Sussex

188 HP (138 kW)

Carwow

BMW 520 5 Series d xDrive M Sport 4dr Auto

£18,320

Fair price

Estimated price £17,924

BB13NU Blackburn, Lancashire

169 g CO2/km comb. - 190 HP (139 kW) - 6.1 Mpg

heycar

BMW 320 3 Series d M Sport 4dr Step Auto

£14,995

Fair price

You save £905

LU13JG Luton, Bedfordshire

188 HP (138 kW)

heycar

Audi A6 40 TDI Quattro Black Edition 4dr S Tronic

£26,049

Fair price

Estimated price £24,846

BB126EH Burnley, Lancashire

152 g CO2/km comb. - 204 HP (150 kW) - 5.8 Mpg

heycar

Audi A6 Avant 40 TDI Quattro S Line 5dr S Tronic

£31,400

Fair price

You save £300

PE296WP Huntingdon, Cambridgeshire

201 HP (147 kW)

heycar

Audi A6 Avant 40 TDI Quattro Sport 5dr S Tronic

£29,999

Fair price

You save £601

BB126EH Burnley, Lancashire

151 g CO2/km comb. - 204 HP (150 kW) - 5.7 Mpg

Carwow

Audi A6 40 TDI Quattro Black Edition 4dr S Tronic

£28,920

Fair price

Estimated price £28,058

BB13NU Blackburn, Lancashire

152 g CO2/km comb. - 204 HP (150 kW) - 5.8 Mpg

heycar

Audi A6 40 TDI Sport 5dr S Tronic

£17,482

Good price

You save £2,118

WC1E 7DP London, London

204 HP (150 kW) - 48.7 Mpg

heycar

Mercedes CLA220 CLAAMG Line Premium 4dr Tip Auto

£30,000

Fair price

Estimated price £29,481

PR54JB Preston, Lancashire

188 HP (138 kW)

heycar

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

£24,920

Fair price

You save £180

BB13NU Blackburn, Lancashire

165 g CO2/km comb. - 194 HP (142 kW) - 6.4 Mpg

heycar

BMW 520 5 Series Touring d MHT M Sport 5dr Step Auto

£28,899

Fair price

You save £1

SG61BL Letchworth, Hertfordshire

188 HP (138 kW)

heycar

Mercedes E220 E-ClassSport 4dr 9G-Tronic

£27,849

Fair price

You save £451

BB126EH Burnley, Lancashire

139 g CO2/km comb. - 194 HP (142 kW) - 5.3 Mpg

heycar

Mercedes CLA220 CLA Class CLAAMG Line Premium 4dr Tip Auto

£29,860

Fair price

Estimated price £29,199

FY45LP Blackpool, Lancashire

190 HP (139 kW) - 67.3 Mpg

heycar

BMW 320 3 Series d M Sport 4dr Step Auto

£23,199

Fair price

You save £101

BB126EH Burnley, Lancashire

137 g CO2/km comb. - 190 HP (139 kW) - 5.2 Mpg

heycar

Mercedes E220 E-ClassAMG Line 2dr 9G-Tronic

£19,900

Fair price

You save £600

PR22TY Preston, Lancashire

132 g CO2/km comb. - 194 HP (142 kW) - 56.5 Mpg

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive

Other fuel types for Audi A6

Petrol (544)

Diesel (1000+)

Hybrid (17)