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(S-Line) Audi A6 Used • 151 cars for sale – Compares prices!

Featured deals

heycar

Audi A6 40 TDI Quattro Black Edition 4dr S Tronic

£29,000

Fair price

Estimated price £28,192

201 HP (147 kW)

heycar

Audi A6 Avant 40 TFSI Sport 5dr S Tronic

£26,995

Good price

You save £2,205

PH15AS Perth

201 HP (147 kW)

heycar

Audi A6 40 TDI Quattro Black Edition 4dr S Tronic

£25,200

Fair price

Estimated price £25,153

201 HP (147 kW)

heycar

Audi A6 Avant 40 TDI Quattro Sport 5dr S Tronic

£23,900

Super price

You save £2,700

PE45BH Peterborough, Cambridgeshire

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

heycar

Audi A6 Avant 40 TDI S Line 5dr S Tronic

£24,856

Fair price

You save £144

MK429XE Bedford, Bedfordshire

201 HP (147 kW)

heycar

Audi A6 Avant 40 TDI S Line 5dr S Tronic

£28,300

Fair price

You save £1,200

PE296WP Huntingdon, Cambridgeshire

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

heycar

Audi A6 40 TDI Black Edition 4dr S Tronic

£28,250

Fair price

Estimated price £26,915

201 HP (147 kW)

heycar

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

£30,500

Fair price

You save £1,200

PE296WP Huntingdon, Cambridgeshire

201 HP (147 kW)

Carwow

Audi A6 -Avant 40 TFSI S Line 5dr Tronic

£33,400

Fair price

You save £600

PE296WP Huntingdon, Cambridgeshire

172 g CO2/km comb. - 204 HP (150 kW) - 7.4 Mpg

Carwow

Audi A6 Avant 40 TDI Sport 5dr S Tronic

£23,400

Super price

You save £3,700

PE45BH Huntingdon, Cambridgeshire

148 g CO2/km comb. - 204 HP (150 kW) - 5.6 Mpg

heycar

Audi A6 45 TFSI 265 Quattro Sport 4dr S Tronic

£22,900

Fair price

Estimated price £22,737

WC1E 7DP London, London

261 HP (191 kW) - 34.0 Mpg

Carwow

Audi A6 -Avant 40 TFSI S Line 5dr Tronic

£36,200

Fair price

Estimated price £34,726

NN55DH Huntingdon, Cambridgeshire

172 g CO2/km comb. - 204 HP (150 kW) - 7.4 Mpg

Carwow

Audi A6 -Avant 40 TFSI S Line 5dr Tronic

£52,805

Fair price

You save £295

CB223AY Cambridgeshire, Cambridgeshire

172 g CO2/km comb. - 204 HP (150 kW) - 7.4 Mpg

Carwow

Audi A6 -50 TFSI e Quattro Sport 4dr S Tronic

£19,000

Good price

You save £1,600

PE15XL, Cambridgeshire

35 g CO2/km comb. - 299 HP (219 kW) - 1.5 Mpg

Carwow

Audi A6 -40 TFSI S Line 4dr Tronic

£50,090

Fair price

You save £1,210

CB223AY Cambridgeshire, Cambridgeshire

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

Carwow

Audi A6 -Avant 2.0 TDI Ultra S Line 5dr Tronic

£11,699

Good price

You save £1,901

PE134AX, Cambridgeshire

118 g CO2/km comb. - 190 HP (139 kW) - 4.5 Mpg

Carwow

Audi A6 -2.0 TDI Ultra S Line 4dr Tronic

£14,900

Fair price

Estimated price £14,912

PE296WP Huntingdon, Cambridgeshire

114 g CO2/km comb. - 190 HP (139 kW) - 4.4 Mpg

Carwow

Audi A6 -2.0 TDI Ultra SE Executive 4dr

£11,499

Good price

You save £1,401

PE134AX, Cambridgeshire

113 g CO2/km comb. - 190 HP (139 kW) - 4.3 Mpg

Carwow

Audi A6 -2.0 TDI Ultra S Line 4dr Tronic

£9,249

Super price

You save £2,451

PE134AX, Cambridgeshire

114 g CO2/km comb. - 190 HP (139 kW) - 4.4 Mpg

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive

Sort

Audi A6 -2.0 TDI Ultra S Line 4dr Tronic

PE134AX, Cambridgeshire

Super price

You save £2,451

PE134AX, Cambridgeshire

Visit Carwow

Audi A6 -Avant 2.0 TDI Quattro S Line 5dr Tronic

PE134AX, Cambridgeshire

Super price

You save £2,251

PE134AX, Cambridgeshire

Visit Carwow

Audi A6 -Avant 2.0 TDI Ultra S Line 5dr Tronic

PE134AX, Cambridgeshire

Good price

You save £1,901

PE134AX, Cambridgeshire

Visit Carwow

Dealer

Audi A6 S Line TDI Ultra Semi Auto

PE13 4AX Wisbech, Cambridgeshire

Good price

You save £1,351

PE13 4AX Wisbech, Cambridgeshire

Visit Desperateseller.co.uk

Dealer

Audi A6 A6 2.0S Line TDI Quattro Semi-Auto 4WD 5dr

PE13 4AX Wisbech, Cambridgeshire

Good price

You save £1,151

PE13 4AX Wisbech, Cambridgeshire

Visit Desperateseller.co.uk

Audi A6 -Avant 2.0 TDI Ultra S Line 5dr Tronic

PE134AX, Cambridgeshire

Fair price

You save £451

PE134AX, Cambridgeshire

Visit Carwow

Dealer

Audi A6 A6 2.0S Line TDI Ultra Semi-Auto 5dr

PE13 4AX Wisbech, Cambridgeshire

Fair price

You save £851

PE13 4AX Wisbech, Cambridgeshire

Visit Desperateseller.co.uk

Dealer

Audi A6 A6 2.0S Line TDI Ultra Semi-Auto 5dr

PE13 4AX Wisbech, Cambridgeshire

Fair price

You save £801

PE13 4AX Wisbech, Cambridgeshire

Visit Desperateseller.co.uk

Audi A6 40 TFSI S Line 4dr S Tronic

Good price

Audi A6 40 TDI S Line 4dr S Tronic

Good price

Featured deals

heycar

Audi A6 Avant 40 TDI S Line 5dr S Tronic

£24,856

Fair price

You save £144

MK429XE Bedford, Bedfordshire

201 HP (147 kW)

heycar

Audi A6 Avant 40 TDI S Line 5dr S Tronic

£28,300

Fair price

You save £1,200

PE296WP Huntingdon, Cambridgeshire

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

heycar

Audi A6 40 TDI Black Edition 4dr S Tronic

£28,250

Fair price

Estimated price £26,915

201 HP (147 kW)

heycar

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

£30,500

Fair price

You save £1,200

PE296WP Huntingdon, Cambridgeshire

201 HP (147 kW)

Carwow

Audi A6 -Avant 40 TFSI S Line 5dr Tronic

£33,400

Fair price

You save £600

PE296WP Huntingdon, Cambridgeshire

172 g CO2/km comb. - 204 HP (150 kW) - 7.4 Mpg

Carwow

Audi A6 Avant 40 TDI Sport 5dr S Tronic

£23,400

Super price

You save £3,700

PE45BH Huntingdon, Cambridgeshire

148 g CO2/km comb. - 204 HP (150 kW) - 5.6 Mpg

heycar

Audi A6 45 TFSI 265 Quattro Sport 4dr S Tronic

£22,900

Fair price

Estimated price £22,737

WC1E 7DP London, London

261 HP (191 kW) - 34.0 Mpg

Carwow

Audi A6 -Avant 40 TFSI S Line 5dr Tronic

£36,200

Fair price

Estimated price £34,726

NN55DH Huntingdon, Cambridgeshire

172 g CO2/km comb. - 204 HP (150 kW) - 7.4 Mpg

Carwow

Audi A6 -Avant 40 TFSI S Line 5dr Tronic

£52,805

Fair price

You save £295

CB223AY Cambridgeshire, Cambridgeshire

172 g CO2/km comb. - 204 HP (150 kW) - 7.4 Mpg

Carwow

Audi A6 -50 TFSI e Quattro Sport 4dr S Tronic

£19,000

Good price

You save £1,600

PE15XL, Cambridgeshire

35 g CO2/km comb. - 299 HP (219 kW) - 1.5 Mpg

Carwow

Audi A6 -40 TFSI S Line 4dr Tronic

£50,090

Fair price

You save £1,210

CB223AY Cambridgeshire, Cambridgeshire

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

Carwow

Audi A6 -Avant 2.0 TDI Ultra S Line 5dr Tronic

£11,699

Good price

You save £1,901

PE134AX, Cambridgeshire

118 g CO2/km comb. - 190 HP (139 kW) - 4.5 Mpg

Carwow

Audi A6 -2.0 TDI Ultra S Line 4dr Tronic

£14,900

Fair price

Estimated price £14,912

PE296WP Huntingdon, Cambridgeshire

114 g CO2/km comb. - 190 HP (139 kW) - 4.4 Mpg

Carwow

Audi A6 -2.0 TDI Ultra SE Executive 4dr

£11,499

Good price

You save £1,401

PE134AX, Cambridgeshire

113 g CO2/km comb. - 190 HP (139 kW) - 4.3 Mpg

Carwow

Audi A6 -2.0 TDI Ultra S Line 4dr Tronic

£9,249

Super price

You save £2,451

PE134AX, Cambridgeshire

114 g CO2/km comb. - 190 HP (139 kW) - 4.4 Mpg

heycar

Audi A6 40 TDI Quattro Black Edition 4dr S Tronic

£29,000

Fair price

Estimated price £28,192

201 HP (147 kW)

heycar

Audi A6 Avant 40 TFSI Sport 5dr S Tronic

£26,995

Good price

You save £2,205

PH15AS Perth

201 HP (147 kW)

heycar

Audi A6 40 TDI Quattro Black Edition 4dr S Tronic

£25,200

Fair price

Estimated price £25,153

201 HP (147 kW)

heycar

Audi A6 Avant 40 TDI Quattro Sport 5dr S Tronic

£23,900

Super price

You save £2,700

PE45BH Peterborough, Cambridgeshire

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

Dealer

Audi A6 Avant 40 TFSI S Line 5dr S Tronic

BL2 2BL Bolton, Manchester

Super price

You save £3,080

BL2 2BL Bolton, Manchester

Visit Motors.co.uk

Dealer

Audi A6 40 TFSI S Line 4dr S Tronic

Good price

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

Good price

Audi A6 40 TDI S Line 4dr S Tronic

NR337NA Lowestoft, Suffolk

Good price

You save £2,410

NR337NA Lowestoft, Suffolk

Visit Honestjohn

Dealer

Audi A6 40 TDI S Line 4dr S Tronic

WC1E 7DP London, London

Good price

You save £2,401

WC1E 7DP London, London

Visit Carsite.co.uk

Dealer

Audi A6 Avant S line 40 TDI 204 PS S tronic

WC1E 7DP London, London

Good price

You save £1,853

WC1E 7DP London, London

Visit Motors.co.uk

Dealer

Audi A6 40 TFSI S Line 4dr S Tronic

Good price

Audi A6 40 TDI S Line 4dr S Tronic

WC1E 7DP London, London

Good price

You save £2,000

WC1E 7DP London, London

Visit Carsite.co.uk

Dealer

Audi A6 40 TDI S Line 5dr S Tronic Diesel Estate

Super price

Audi A6 50 TDI Quattro S Line 4dr Tip Auto

SK117TX Macclesfield, Cheshire

Good price

You save £1,350

SK117TX Macclesfield, Cheshire

Visit Honestjohn

Featured deals

Carwow

Audi A6 -Avant 40 TFSI S Line 5dr Tronic

£33,400

Fair price

You save £600

PE296WP Huntingdon, Cambridgeshire

172 g CO2/km comb. - 204 HP (150 kW) - 7.4 Mpg

Carwow

Audi A6 Avant 40 TDI Sport 5dr S Tronic

£23,400

Super price

You save £3,700

PE45BH Huntingdon, Cambridgeshire

148 g CO2/km comb. - 204 HP (150 kW) - 5.6 Mpg

heycar

Audi A6 45 TFSI 265 Quattro Sport 4dr S Tronic

£22,900

Fair price

Estimated price £22,737

WC1E 7DP London, London

261 HP (191 kW) - 34.0 Mpg

Carwow

Audi A6 -Avant 40 TFSI S Line 5dr Tronic

£36,200

Fair price

Estimated price £34,726

NN55DH Huntingdon, Cambridgeshire

172 g CO2/km comb. - 204 HP (150 kW) - 7.4 Mpg

Carwow

Audi A6 -Avant 40 TFSI S Line 5dr Tronic

£52,805

Fair price

You save £295

CB223AY Cambridgeshire, Cambridgeshire

172 g CO2/km comb. - 204 HP (150 kW) - 7.4 Mpg

Carwow

Audi A6 -50 TFSI e Quattro Sport 4dr S Tronic

£19,000

Good price

You save £1,600

PE15XL, Cambridgeshire

35 g CO2/km comb. - 299 HP (219 kW) - 1.5 Mpg

Carwow

Audi A6 -40 TFSI S Line 4dr Tronic

£50,090

Fair price

You save £1,210

CB223AY Cambridgeshire, Cambridgeshire

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

Carwow

Audi A6 -Avant 2.0 TDI Ultra S Line 5dr Tronic

£11,699

Good price

You save £1,901

PE134AX, Cambridgeshire

118 g CO2/km comb. - 190 HP (139 kW) - 4.5 Mpg

Carwow

Audi A6 -2.0 TDI Ultra S Line 4dr Tronic

£14,900

Fair price

Estimated price £14,912

PE296WP Huntingdon, Cambridgeshire

114 g CO2/km comb. - 190 HP (139 kW) - 4.4 Mpg

Carwow

Audi A6 -2.0 TDI Ultra SE Executive 4dr

£11,499

Good price

You save £1,401

PE134AX, Cambridgeshire

113 g CO2/km comb. - 190 HP (139 kW) - 4.3 Mpg

Carwow

Audi A6 -2.0 TDI Ultra S Line 4dr Tronic

£9,249

Super price

You save £2,451

PE134AX, Cambridgeshire

114 g CO2/km comb. - 190 HP (139 kW) - 4.4 Mpg

heycar

Audi A6 40 TDI Quattro Black Edition 4dr S Tronic

£29,000

Fair price

Estimated price £28,192

201 HP (147 kW)

heycar

Audi A6 Avant 40 TFSI Sport 5dr S Tronic

£26,995

Good price

You save £2,205

PH15AS Perth

201 HP (147 kW)

heycar

Audi A6 40 TDI Quattro Black Edition 4dr S Tronic

£25,200

Fair price

Estimated price £25,153

201 HP (147 kW)

heycar

Audi A6 Avant 40 TDI Quattro Sport 5dr S Tronic

£23,900

Super price

You save £2,700

PE45BH Peterborough, Cambridgeshire

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

heycar

Audi A6 Avant 40 TDI S Line 5dr S Tronic

£24,856

Fair price

You save £144

MK429XE Bedford, Bedfordshire

201 HP (147 kW)

heycar

Audi A6 Avant 40 TDI S Line 5dr S Tronic

£28,300

Fair price

You save £1,200

PE296WP Huntingdon, Cambridgeshire

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

heycar

Audi A6 40 TDI Black Edition 4dr S Tronic

£28,250

Fair price

Estimated price £26,915

201 HP (147 kW)

heycar

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

£30,500

Fair price

You save £1,200

PE296WP Huntingdon, Cambridgeshire

201 HP (147 kW)

Dealer

Audi A6 Avant 40 TDI S Line 5dr S Tronic

Good price

Audi A6 50 TFSI e Quattro S Line 4dr S Tronic

Super price

Audi A6 SALOON 40 TFSI S Line 4dr S Tronic

Good price

Audi A6 40 TFSI S Line 4dr S Tronic - 2022 (72)

Good price

Audi A6 40 TFSI S Line 4dr S Tronic

Good price

Featured deals

Carwow

Audi A6 -Avant 40 TFSI S Line 5dr Tronic

£52,805

Fair price

You save £295

CB223AY Cambridgeshire, Cambridgeshire

172 g CO2/km comb. - 204 HP (150 kW) - 7.4 Mpg

Carwow

Audi A6 -50 TFSI e Quattro Sport 4dr S Tronic

£19,000

Good price

You save £1,600

PE15XL, Cambridgeshire

35 g CO2/km comb. - 299 HP (219 kW) - 1.5 Mpg

Carwow

Audi A6 -40 TFSI S Line 4dr Tronic

£50,090

Fair price

You save £1,210

CB223AY Cambridgeshire, Cambridgeshire

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

Carwow

Audi A6 -Avant 2.0 TDI Ultra S Line 5dr Tronic

£11,699

Good price

You save £1,901

PE134AX, Cambridgeshire

118 g CO2/km comb. - 190 HP (139 kW) - 4.5 Mpg

Carwow

Audi A6 -2.0 TDI Ultra S Line 4dr Tronic

£14,900

Fair price

Estimated price £14,912

PE296WP Huntingdon, Cambridgeshire

114 g CO2/km comb. - 190 HP (139 kW) - 4.4 Mpg

Carwow

Audi A6 -2.0 TDI Ultra SE Executive 4dr

£11,499

Good price

You save £1,401

PE134AX, Cambridgeshire

113 g CO2/km comb. - 190 HP (139 kW) - 4.3 Mpg

Carwow

Audi A6 -2.0 TDI Ultra S Line 4dr Tronic

£9,249

Super price

You save £2,451

PE134AX, Cambridgeshire

114 g CO2/km comb. - 190 HP (139 kW) - 4.4 Mpg

heycar

Audi A6 40 TDI Quattro Black Edition 4dr S Tronic

£29,000

Fair price

Estimated price £28,192

201 HP (147 kW)

heycar

Audi A6 Avant 40 TFSI Sport 5dr S Tronic

£26,995

Good price

You save £2,205

PH15AS Perth

201 HP (147 kW)

heycar

Audi A6 40 TDI Quattro Black Edition 4dr S Tronic

£25,200

Fair price

Estimated price £25,153

201 HP (147 kW)

heycar

Audi A6 Avant 40 TDI Quattro Sport 5dr S Tronic

£23,900

Super price

You save £2,700

PE45BH Peterborough, Cambridgeshire

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

heycar

Audi A6 Avant 40 TDI S Line 5dr S Tronic

£24,856

Fair price

You save £144

MK429XE Bedford, Bedfordshire

201 HP (147 kW)

heycar

Audi A6 Avant 40 TDI S Line 5dr S Tronic

£28,300

Fair price

You save £1,200

PE296WP Huntingdon, Cambridgeshire

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

heycar

Audi A6 40 TDI Black Edition 4dr S Tronic

£28,250

Fair price

Estimated price £26,915

201 HP (147 kW)

heycar

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

£30,500

Fair price

You save £1,200

PE296WP Huntingdon, Cambridgeshire

201 HP (147 kW)

Carwow

Audi A6 -Avant 40 TFSI S Line 5dr Tronic

£33,400

Fair price

You save £600

PE296WP Huntingdon, Cambridgeshire

172 g CO2/km comb. - 204 HP (150 kW) - 7.4 Mpg

Carwow

Audi A6 Avant 40 TDI Sport 5dr S Tronic

£23,400

Super price

You save £3,700

PE45BH Huntingdon, Cambridgeshire

148 g CO2/km comb. - 204 HP (150 kW) - 5.6 Mpg

heycar

Audi A6 45 TFSI 265 Quattro Sport 4dr S Tronic

£22,900

Fair price

Estimated price £22,737

WC1E 7DP London, London

261 HP (191 kW) - 34.0 Mpg

Carwow

Audi A6 -Avant 40 TFSI S Line 5dr Tronic

£36,200

Fair price

Estimated price £34,726

NN55DH Huntingdon, Cambridgeshire

172 g CO2/km comb. - 204 HP (150 kW) - 7.4 Mpg

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive