(S-Line) Audi A6 used • 13 cars for sale – Compares prices!

Tulketh Mews, 78 - 88 Tulketh St, Southport PR8 1BX, UK

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

heycar

Audi A4 Avant S line 35 TDI 163 PS S tronic 2.0 5dr

£24,995

Fair price

Estimated price £24,397

Audi A4 35 TDI Black Edition 4dr S Tronic

142 g CO2/km comb. - 161 HP (118 kW) - 52.3 Mpg

heycar

£26,900

Fair price

Estimated price £26,208

Babraham Rd, Cambridge CB22 3AY, UK

163 HP (119 kW) - 52.3 Mpg

heycar

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

£18,590

Fair price

Estimated price £18,127

Westgate, Wakefield WF2 9RY, UK

192 HP (141 kW)

heycar

VW Arteon 2.0TDI (150ps) R-Line SCR DSG Fastback

Broad Oak Rd, Canterbury CT2 7QH, UK

Fair price

Estimated price £24,718

150 HP (110 kW)

heycar

Ford Kuga 1.5 Ecoblue St Line X Edition Suv 5dr Diesel Manual Euro 6 s/s 120 Ps

£20,495

Fair price

Estimated price £19,335

VW Tiguan R-Line 2.0 TDI 150PS 7-Speed DSG 5 Door

120 HP (88 kW)

heycar

£23,141

Fair price

You save £559

Audi A5 Sportback 35 TDI S Line 5dr S Tronic

150 HP (110 kW)

heycar

£29,600

Good price

You save £1,500

Northampton NN5 5DH, UK

161 HP (118 kW)

heycar

Audi Q2 S line 35 TDI quattro 150 PS S tronic

£22,995

Fair price

Estimated price £21,786

BMW 116 1 Series d M Sport 5dr Step Auto [Live Cockpit Pro]

144 g CO2/km comb. - 148 HP (108 kW) - 60.1 Mpg

heycar

£23,990

Good price

You save £1,410

VW Tiguan Elegance 2.0 TDI 150PS 7-Speed DSG 4Motion 5 Door

114 HP (83 kW)

heycar

£27,357

Fair price

Estimated price £26,765

150 HP (110 kW)

heycar

East Hill, Saint Austell PL25 4TR, UK

Fair price

You save £1,211

146 g CO2/km comb. - 188 HP (138 kW)

heycar

Audi Q3 40 TDI Quattro S Line 5dr S Tronic

£22,969

Fair price

You save £731

Mazda CX-5 2.2d Sport 5dr

188 HP (138 kW)

heycar

£21,300

Fair price

Estimated price £20,519

VW Tiguan 2.0 TDi 190 4Motion SEL 5dr DSG

147 g CO2/km comb. - 148 HP (108 kW) - 50.4 Mpg

heycar

£21,559

Fair price

You save £941

VW Tiguan R-Line 2.0 TDI 150PS 7-Speed DSG 4Motion 5 Door

188 HP (138 kW)

heycar

£26,925

Fair price

Estimated price £25,951

Ford Galaxy 2.0 EcoBlue 150 Titanium 5dr

150 HP (110 kW)

heycar

£20,480

Fair price

Estimated price £19,902

Newton Rd, Torquay TQ2 7AB, UK

160 g CO2/km comb. - 150 HP (110 kW) - 41.5 Mpg

heycar

Ford Kuga 2.0 Ecoblue Mhev St Line X Edition Suv 5dr Diesel Manual Euro 6 s/s 150 Ps

£20,995

Fair price

Estimated price £20,887

150 HP (110 kW)

heycar

North Bradley, Trowbridge BA14 0BJ, UK

£23,995

Fair price

You save £705

146 g CO2/km comb. - 188 HP (138 kW)

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Used (2018) Audi A6 S-Line 190 HP | Good price

-Avant 2.0 TDI Ultra S Line 5dr

Tulketh Mews, 78 - 88 Tulketh St, Southport PR8 1BX, UK

Good price

Tulketh Mews, 78 - 88 Tulketh St, Southport PR8 1BX, UK

Visit Carwow

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

Saloon 40 TDI S Line 5dr S Tronic

Good price

Used (2021) Audi A6 S-Line 201 HP | Good price

40 TDI S Line 4dr S Tronic

Good price

You save £1,421

Visit Honestjohn

Tulketh St, Southport PR8 1BX, UK

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

Avant (2015/15)2.0 TDI Ultra S

Good price

You save £1,305

Tulketh St, Southport PR8 1BX, UK

Visit Motors.co.uk

Used (2024) Audi A6 S-Line 204 HP | Fair price

AVANT 40 TDI Quattro S Line 5dr S

Fair price

Estimated price £37,463

642 Liverpool Rd, Ainsdale, Southport PR8 3BH, UK

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

AVANT 50 TDI Quattro S Line 5dr

Fair price

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

2.0 TDI 40 S line Estate 5dr

Fair price

You save £1,205

642 Liverpool Rd, Ainsdale, Southport PR8 3BH, UK

Visit Desperateseller.co.uk

55 Sefton St, Liverpool L8 6PY, UK

Used (2018) Audi A6 S-Line 204 HP | Fair price

40 TDI S Line 5dr S Tronic

Fair price

Estimated price £19,750

55 Sefton St, Liverpool L8 6PY, UK

Visit Arnoldclark.com

Used (2025) Audi A6 S-Line 201 HP | A bit pricey

Avant 40 TDI Quattro S Line 5dr S

A bit pricey

Estimated price £39,764

Visit Carsite.co.uk

Used (2024) Audi A6 S-Line 201 HP | A bit pricey

40 TDI Quattro S Line 4dr S

A bit pricey

Estimated price £35,309

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

Featured deals

heycar

£18,590

Fair price

Estimated price £18,127

Westgate, Wakefield WF2 9RY, UK

192 HP (141 kW)

heycar

VW Arteon 2.0TDI (150ps) R-Line SCR DSG Fastback

Broad Oak Rd, Canterbury CT2 7QH, UK

Fair price

Estimated price £24,718

150 HP (110 kW)

heycar

Ford Kuga 1.5 Ecoblue St Line X Edition Suv 5dr Diesel Manual Euro 6 s/s 120 Ps

£20,495

Fair price

Estimated price £19,335

VW Tiguan R-Line 2.0 TDI 150PS 7-Speed DSG 5 Door

120 HP (88 kW)

heycar

£23,141

Fair price

You save £559

Audi A5 Sportback 35 TDI S Line 5dr S Tronic

150 HP (110 kW)

heycar

£29,600

Good price

You save £1,500

Northampton NN5 5DH, UK

161 HP (118 kW)

heycar

Audi Q2 S line 35 TDI quattro 150 PS S tronic

£22,995

Fair price

Estimated price £21,786

BMW 116 1 Series d M Sport 5dr Step Auto [Live Cockpit Pro]

144 g CO2/km comb. - 148 HP (108 kW) - 60.1 Mpg

heycar

£23,990

Good price

You save £1,410

VW Tiguan Elegance 2.0 TDI 150PS 7-Speed DSG 4Motion 5 Door

114 HP (83 kW)

heycar

£27,357

Fair price

Estimated price £26,765

150 HP (110 kW)

heycar

East Hill, Saint Austell PL25 4TR, UK

Fair price

You save £1,211

146 g CO2/km comb. - 188 HP (138 kW)

heycar

Audi Q3 40 TDI Quattro S Line 5dr S Tronic

£22,969

Fair price

You save £731

Mazda CX-5 2.2d Sport 5dr

188 HP (138 kW)

heycar

£21,300

Fair price

Estimated price £20,519

VW Tiguan 2.0 TDi 190 4Motion SEL 5dr DSG

147 g CO2/km comb. - 148 HP (108 kW) - 50.4 Mpg

heycar

£21,559

Fair price

You save £941

VW Tiguan R-Line 2.0 TDI 150PS 7-Speed DSG 4Motion 5 Door

188 HP (138 kW)

heycar

£26,925

Fair price

Estimated price £25,951

Ford Galaxy 2.0 EcoBlue 150 Titanium 5dr

150 HP (110 kW)

heycar

£20,480

Fair price

Estimated price £19,902

Newton Rd, Torquay TQ2 7AB, UK

160 g CO2/km comb. - 150 HP (110 kW) - 41.5 Mpg

heycar

Ford Kuga 2.0 Ecoblue Mhev St Line X Edition Suv 5dr Diesel Manual Euro 6 s/s 150 Ps

£20,995

Fair price

Estimated price £20,887

150 HP (110 kW)

heycar

North Bradley, Trowbridge BA14 0BJ, UK

£23,995

Fair price

You save £705

146 g CO2/km comb. - 188 HP (138 kW)

heycar

Audi A6 40 TDI Quattro Black Edition 4dr S Tronic

£29,900

Fair price

Estimated price £29,293

Papyrus Rd, Peterborough PE4 5BH, UK

204 HP (150 kW) - 47.9 Mpg

Carwow

Photos coming soon

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

£15,995

Good price

Tulketh Mews, 78 - 88 Tulketh St, Southport PR8 1BX, UK

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

heycar

Audi A4 Avant S line 35 TDI 163 PS S tronic 2.0 5dr

£24,995

Fair price

Estimated price £24,397

Audi A4 35 TDI Black Edition 4dr S Tronic

142 g CO2/km comb. - 161 HP (118 kW) - 52.3 Mpg

heycar

£26,900

Fair price

Estimated price £26,208

Babraham Rd, Cambridge CB22 3AY, UK

163 HP (119 kW) - 52.3 Mpg

Used (2018) Audi A6 S-Line 286 HP | A bit pricey

Avant S line 50 TDI quattro 286 PS

A bit pricey

Estimated price £21,706

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

40 TDI Quattro S Line 4dr S

Expensive

Estimated price £37,728

Used (2018) Audi A6 S-Line 282 HP | Not evaluated

Sedan S line 50 TDI quattro 286 PS

Rare vehicle

Audi A5 Sportback 35 TDI S Line 5dr S Tronic

Visit Honestjohn

Featured deals

heycar

£29,600

Good price

You save £1,500

Northampton NN5 5DH, UK

161 HP (118 kW)

heycar

Audi Q2 S line 35 TDI quattro 150 PS S tronic

£22,995

Fair price

Estimated price £21,786

BMW 116 1 Series d M Sport 5dr Step Auto [Live Cockpit Pro]

144 g CO2/km comb. - 148 HP (108 kW) - 60.1 Mpg

heycar

£23,990

Good price

You save £1,410

VW Tiguan Elegance 2.0 TDI 150PS 7-Speed DSG 4Motion 5 Door

114 HP (83 kW)

heycar

£27,357

Fair price

Estimated price £26,765

150 HP (110 kW)

heycar

East Hill, Saint Austell PL25 4TR, UK

Fair price

You save £1,211

146 g CO2/km comb. - 188 HP (138 kW)

heycar

Audi Q3 40 TDI Quattro S Line 5dr S Tronic

£22,969

Fair price

You save £731

Mazda CX-5 2.2d Sport 5dr

188 HP (138 kW)

heycar

£21,300

Fair price

Estimated price £20,519

VW Tiguan 2.0 TDi 190 4Motion SEL 5dr DSG

147 g CO2/km comb. - 148 HP (108 kW) - 50.4 Mpg

heycar

£21,559

Fair price

You save £941

VW Tiguan R-Line 2.0 TDI 150PS 7-Speed DSG 4Motion 5 Door

188 HP (138 kW)

heycar

£26,925

Fair price

Estimated price £25,951

Ford Galaxy 2.0 EcoBlue 150 Titanium 5dr

150 HP (110 kW)

heycar

£20,480

Fair price

Estimated price £19,902

Newton Rd, Torquay TQ2 7AB, UK

160 g CO2/km comb. - 150 HP (110 kW) - 41.5 Mpg

heycar

Ford Kuga 2.0 Ecoblue Mhev St Line X Edition Suv 5dr Diesel Manual Euro 6 s/s 150 Ps

£20,995

Fair price

Estimated price £20,887

150 HP (110 kW)

heycar

North Bradley, Trowbridge BA14 0BJ, UK

£23,995

Fair price

You save £705

146 g CO2/km comb. - 188 HP (138 kW)

heycar

Audi A6 40 TDI Quattro Black Edition 4dr S Tronic

£29,900

Fair price

Estimated price £29,293

Papyrus Rd, Peterborough PE4 5BH, UK

204 HP (150 kW) - 47.9 Mpg

Carwow

Photos coming soon

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

£15,995

Good price

Tulketh Mews, 78 - 88 Tulketh St, Southport PR8 1BX, UK

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

heycar

Audi A4 Avant S line 35 TDI 163 PS S tronic 2.0 5dr

£24,995

Fair price

Estimated price £24,397

Audi A4 35 TDI Black Edition 4dr S Tronic

142 g CO2/km comb. - 161 HP (118 kW) - 52.3 Mpg

heycar

£26,900

Fair price

Estimated price £26,208

Babraham Rd, Cambridge CB22 3AY, UK

163 HP (119 kW) - 52.3 Mpg

heycar

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

£18,590

Fair price

Estimated price £18,127

Westgate, Wakefield WF2 9RY, UK

192 HP (141 kW)

heycar

VW Arteon 2.0TDI (150ps) R-Line SCR DSG Fastback

Broad Oak Rd, Canterbury CT2 7QH, UK

Fair price

Estimated price £24,718

150 HP (110 kW)

heycar

Ford Kuga 1.5 Ecoblue St Line X Edition Suv 5dr Diesel Manual Euro 6 s/s 120 Ps

£20,495

Fair price

Estimated price £19,335

VW Tiguan R-Line 2.0 TDI 150PS 7-Speed DSG 5 Door

120 HP (88 kW)

heycar

£23,141

Fair price

You save £559