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(S-Line) Audi A4 used • 32 cars for sale – Compares prices!

Featured deals

Carwow

Audi A4 35 TFSI S Line 4dr S Tronic

£26,999

Fair price

You save £401

TS183RW, Durham

160 g CO2/km comb. - 150 HP (110 kW) - 6.9 Mpg

Carwow

Audi A4 35 TFSI Technik 5dr S Tronic

£20,299

Super price

You save £4,701

DH32BQ Birtley, Durham

145 g CO2/km comb. - 150 HP (110 kW) - 6.4 Mpg

heycar

Mercedes CLA180 CLAAMG Line Executive 4dr Tip Auto

£23,730

Fair price

You save £870

DL11XP Darlington, Durham

138 g CO2/km comb. - 136 HP (100 kW) - 46.0 Mpg

heycar

BMW 520 5 Series d M Sport Saloon 2.0 4dr

£29,535

Fair price

Estimated price £29,031

DH11HP Belmont Industrial Estate, Durham

128 g CO2/km comb. - 190 HP (139 kW) - 57.6 Mpg

Carwow

Mercedes CLA180 CLAAMG Line Premium Plus 4dr Tip Auto

£24,149

Good price

You save £2,051

DH32BQ Birtley, Durham

139 g CO2/km comb. - 136 HP (100 kW) - 6.1 Mpg

Carwow

BMW 320 3 Series i M Sport 4dr Step Auto

£29,699

Fair price

You save £601

DH32BQ Birtley, Durham

148 g CO2/km comb. - 184 HP (135 kW) - 6.6 Mpg

Carwow

BMW 218 2 Series i [136] M Sport 4dr Petrol Saloon

£26,171

Fair price

You save £329

DH11HP, Durham

133 g CO2/km comb. - 136 HP (100 kW) - 49.0 Mpg

Carwow

BMW 320 3 Series i M Sport 4dr Step Auto

£29,399

Fair price

You save £701

DH32BQ Birtley, Durham

148 g CO2/km comb. - 184 HP (135 kW) - 6.6 Mpg

Carwow

BMW 520 - 5 Series d MHT M Sport 4dr Step Auto

£27,899

Good price

You save £1,701

DH32BQ Birtley, Durham

128 g CO2/km comb. - 190 HP (139 kW) - 4.9 Mpg

Carwow

BMW 320 3 Series i M Sport 4dr Step Auto

£29,399

Fair price

You save £701

DH32BQ Birtley, Durham

148 g CO2/km comb. - 184 HP (135 kW) - 6.6 Mpg

heycar

BMW 218 2 Series Gran Coupe i [136] M Sport 4dr DCT

£22,757

Fair price

You save £243

DH15DQ Pity Me, Durham

133 g CO2/km comb. - 134 HP (98 kW)

heycar

BMW 218 2 Series Gran Coupe i M Sport 4dr DCT

£21,292

Fair price

You save £508

DH11HP Belmont Industrial Estate, Durham

133 g CO2/km comb. - 138 HP (101 kW) - 48.7 Mpg

Carwow

BMW 520 5 Series i M Sport 4dr Auto Petrol Saloon

£38,968

Good price

You save £2,832

TS183RB, Durham

131 g CO2/km comb. - 208 HP (152 kW) - 49.0 Mpg

Carwow

BMW 520 5 Series i M Sport 4dr Auto Petrol Saloon

£40,500

Good price

You save £1,600

TS18 3RB Stockton-on-Tees, Durham

131 g CO2/km comb. - 208 HP (152 kW) - 49.0 Mpg

Carwow

BMW 218 - 2 Series Gran Coupe i [136] M Sport 4dr

£21,292

Super price

You save £2,908

DH11HP, Durham

133 g CO2/km comb. - 136 HP (100 kW) - 5.8 Mpg

Carwow

BMW 218 2 Series i [136] M Sport 4dr DCT Petrol Saloon

£22,757

Fair price

You save £143

DH15DQ, Durham

133 g CO2/km comb. - 136 HP (100 kW) - 49.0 Mpg

Carwow

BMW 320 3 Series 2.0 d xDrive M Sport Saloon Automatic

£17,495

Super price

You save £3,305

DH33EJ, Durham

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

Carwow

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

£18,994

Fair price

Estimated price £18,795

DH11HP, Durham

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

Carwow

BMW 320 - 3 Series Touring d SE 5dr Step Auto

£9,990

Fair price

Estimated price £9,446

TS182RB, Durham

124 g CO2/km comb. - 184 HP (135 kW) - 4.7 Mpg

Carwow

BMW 320 - 3 Series d M Sport 4dr

£8,990

Super price

You save £3,310

TS182RB, Durham

127 g CO2/km comb. - 190 HP (139 kW) - 4.9 Mpg

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive

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Dealer

Used (2013) Audi A4 S-Line | Good price

AVANT TDI QUATTRO S LINE

DH9 0TJ Stanley, Durham

Good price

You save £801

DH9 0TJ Stanley, Durham

Visit Parkers.co.uk

Dealer

Used (2015) Audi A4 S-Line 150 HP | Fair price

2.0 TDI S line Estate 5dr Diesel

DH7 8XL Meadowfield, Durham

Fair price

Estimated price £10,569

DH7 8XL Meadowfield, Durham

Visit Desperateseller.co.uk

Dealer

Used (2016) Audi A4 S-Line 214 HP | Not evaluated

3.0 TDI S Line 4dr S Tronic

DH9 0TJ Stanley, Durham

Rare vehicle

DH9 0TJ Stanley, Durham

Visit Parkers.co.uk

Dealer

Used (2024) Audi A4 S-Line 201 HP | Good price

40 TFSI 204 S Line 4dr S Troni

Good price

Used (2024) Audi A4 S-Line 150 HP | Good price

35 TFSI S Line 4dr S Tronic

Good price

Used (2024) Audi A4 S-Line 148 HP | Fair price

35 TFSI S Line 4dr S Tronic

Fair price

Estimated price £27,360

Delivered to you

Visit Buyacar

Dealer

Used (2024) Audi A4 S-Line 150 HP | Fair price

SALOON 35 TFSI S Line 4dr S Tronic

Fair price

Estimated price £27,243

Delivered to you

Visit Buyacar

Dealer

Used (2024) Audi A4 S-Line 150 HP | Fair price

35 TFSI S Line 4dr S Tronic

Fair price

Used (2024) Audi A4 S-Line 163 HP | Fair price

35 TDI S Line 4dr S Tronic

NR337NA Lowestoft, Suffolk

Fair price

Estimated price £28,573

NR337NA Lowestoft, Suffolk

Visit Carsite.co.uk

Dealer

Used (2024) Audi A4 S-Line 150 HP | Fair price

Avant 35 TFSI S Line 5dr S

WC1E 7DP London, London

Fair price

You save £220

WC1E 7DP London, London

Visit Carsite.co.uk

Featured deals

Carwow

Mercedes CLA180 CLAAMG Line Premium Plus 4dr Tip Auto

£24,149

Good price

You save £2,051

DH32BQ Birtley, Durham

139 g CO2/km comb. - 136 HP (100 kW) - 6.1 Mpg

Carwow

BMW 320 3 Series i M Sport 4dr Step Auto

£29,699

Fair price

You save £601

DH32BQ Birtley, Durham

148 g CO2/km comb. - 184 HP (135 kW) - 6.6 Mpg

Carwow

BMW 218 2 Series i [136] M Sport 4dr Petrol Saloon

£26,171

Fair price

You save £329

DH11HP, Durham

133 g CO2/km comb. - 136 HP (100 kW) - 49.0 Mpg

Carwow

BMW 320 3 Series i M Sport 4dr Step Auto

£29,399

Fair price

You save £701

DH32BQ Birtley, Durham

148 g CO2/km comb. - 184 HP (135 kW) - 6.6 Mpg

Carwow

BMW 520 - 5 Series d MHT M Sport 4dr Step Auto

£27,899

Good price

You save £1,701

DH32BQ Birtley, Durham

128 g CO2/km comb. - 190 HP (139 kW) - 4.9 Mpg

Carwow

BMW 320 3 Series i M Sport 4dr Step Auto

£29,399

Fair price

You save £701

DH32BQ Birtley, Durham

148 g CO2/km comb. - 184 HP (135 kW) - 6.6 Mpg

heycar

BMW 218 2 Series Gran Coupe i [136] M Sport 4dr DCT

£22,757

Fair price

You save £243

DH15DQ Pity Me, Durham

133 g CO2/km comb. - 134 HP (98 kW)

heycar

BMW 218 2 Series Gran Coupe i M Sport 4dr DCT

£21,292

Fair price

You save £508

DH11HP Belmont Industrial Estate, Durham

133 g CO2/km comb. - 138 HP (101 kW) - 48.7 Mpg

Carwow

BMW 520 5 Series i M Sport 4dr Auto Petrol Saloon

£38,968

Good price

You save £2,832

TS183RB, Durham

131 g CO2/km comb. - 208 HP (152 kW) - 49.0 Mpg

Carwow

BMW 520 5 Series i M Sport 4dr Auto Petrol Saloon

£40,500

Good price

You save £1,600

TS18 3RB Stockton-on-Tees, Durham

131 g CO2/km comb. - 208 HP (152 kW) - 49.0 Mpg

Carwow

BMW 218 - 2 Series Gran Coupe i [136] M Sport 4dr

£21,292

Super price

You save £2,908

DH11HP, Durham

133 g CO2/km comb. - 136 HP (100 kW) - 5.8 Mpg

Carwow

BMW 218 2 Series i [136] M Sport 4dr DCT Petrol Saloon

£22,757

Fair price

You save £143

DH15DQ, Durham

133 g CO2/km comb. - 136 HP (100 kW) - 49.0 Mpg

Carwow

BMW 320 3 Series 2.0 d xDrive M Sport Saloon Automatic

£17,495

Super price

You save £3,305

DH33EJ, Durham

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

Carwow

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

£18,994

Fair price

Estimated price £18,795

DH11HP, Durham

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

Carwow

BMW 320 - 3 Series Touring d SE 5dr Step Auto

£9,990

Fair price

Estimated price £9,446

TS182RB, Durham

124 g CO2/km comb. - 184 HP (135 kW) - 4.7 Mpg

Carwow

BMW 320 - 3 Series d M Sport 4dr

£8,990

Super price

You save £3,310

TS182RB, Durham

127 g CO2/km comb. - 190 HP (139 kW) - 4.9 Mpg

Carwow

Audi A4 35 TFSI S Line 4dr S Tronic

£26,999

Fair price

You save £401

TS183RW, Durham

160 g CO2/km comb. - 150 HP (110 kW) - 6.9 Mpg

Carwow

Audi A4 35 TFSI Technik 5dr S Tronic

£20,299

Super price

You save £4,701

DH32BQ Birtley, Durham

145 g CO2/km comb. - 150 HP (110 kW) - 6.4 Mpg

heycar

Mercedes CLA180 CLAAMG Line Executive 4dr Tip Auto

£23,730

Fair price

You save £870

DL11XP Darlington, Durham

138 g CO2/km comb. - 136 HP (100 kW) - 46.0 Mpg

heycar

BMW 520 5 Series d M Sport Saloon 2.0 4dr

£29,535

Fair price

Estimated price £29,031

DH11HP Belmont Industrial Estate, Durham

128 g CO2/km comb. - 190 HP (139 kW) - 57.6 Mpg

Dealer

Used (2023) Audi A4 S-Line 147 HP | Fair price

35 TFSI S Line 4dr S Tronic

WC1E 7DP London, London

Fair price

You save £800

WC1E 7DP London, London

Visit Honestjohn

Dealer

Used (2024) Audi A4 S-Line 204 HP | Fair price

40 TFSI 204 S Line 4dr S Troni

Fair price

Estimated price £26,393

Delivered to you

Visit Buyacar

Dealer

Used (2024) Audi A4 S-Line 204 HP | Fair price

40 TFSI 204 S Line 4dr S Troni

Fair price

Estimated price £27,384

Delivered to you

Visit Buyacar

Dealer

Used (2024) Audi A4 S-Line 150 HP | Fair price

35 TFSI S Line 4dr S Tronic

WC1E 7DP London, London

Fair price

You save £305

WC1E 7DP London, London

Visit Group1auto.co.uk

Dealer

Used (2024) Audi A4 S-Line 204 HP | Fair price

SALOON S line 40 TFSI 204 PS S

OX4 2HW Oxford,, Oxfordshire

Fair price

Estimated price £27,058

OX4 2HW Oxford,, Oxfordshire

Visit Carsite.co.uk

Dealer

Used (2024) Audi A4 S-Line 204 HP | Fair price

40 TFSI 204 S Line 4dr S Troni

Fair price

Estimated price £27,322

Delivered to you

Visit Buyacar

Dealer

Used (2024) Audi A4 S-Line 150 HP | Fair price

35 TFSI S Line 4dr S Tronic

Fair price

Used (2024) Audi A4 S-Line 148 HP | Fair price

35 TFSI S Line 4dr S Tronic

WC1E 7DP London, London

Fair price

You save £227

WC1E 7DP London, London

Visit Carsite.co.uk

Dealer

Used (2024) Audi A4 S-Line 204 HP | Fair price

40 TFSI 204 S Line 4dr S Troni

WC1E 7DP London, London

Fair price

Estimated price £27,106

WC1E 7DP London, London

Visit Carsite.co.uk

Dealer

Used (2024) Audi A4 S-Line 148 HP | Fair price

35 TFSI S Line 4dr S Tronic

Fair price

You save £300

Delivered to you

Visit Buyacar

Featured deals

Carwow

BMW 520 - 5 Series d MHT M Sport 4dr Step Auto

£27,899

Good price

You save £1,701

DH32BQ Birtley, Durham

128 g CO2/km comb. - 190 HP (139 kW) - 4.9 Mpg

Carwow

BMW 320 3 Series i M Sport 4dr Step Auto

£29,399

Fair price

You save £701

DH32BQ Birtley, Durham

148 g CO2/km comb. - 184 HP (135 kW) - 6.6 Mpg

heycar

BMW 218 2 Series Gran Coupe i [136] M Sport 4dr DCT

£22,757

Fair price

You save £243

DH15DQ Pity Me, Durham

133 g CO2/km comb. - 134 HP (98 kW)

heycar

BMW 218 2 Series Gran Coupe i M Sport 4dr DCT

£21,292

Fair price

You save £508

DH11HP Belmont Industrial Estate, Durham

133 g CO2/km comb. - 138 HP (101 kW) - 48.7 Mpg

Carwow

BMW 520 5 Series i M Sport 4dr Auto Petrol Saloon

£38,968

Good price

You save £2,832

TS183RB, Durham

131 g CO2/km comb. - 208 HP (152 kW) - 49.0 Mpg

Carwow

BMW 520 5 Series i M Sport 4dr Auto Petrol Saloon

£40,500

Good price

You save £1,600

TS18 3RB Stockton-on-Tees, Durham

131 g CO2/km comb. - 208 HP (152 kW) - 49.0 Mpg

Carwow

BMW 218 - 2 Series Gran Coupe i [136] M Sport 4dr

£21,292

Super price

You save £2,908

DH11HP, Durham

133 g CO2/km comb. - 136 HP (100 kW) - 5.8 Mpg

Carwow

BMW 218 2 Series i [136] M Sport 4dr DCT Petrol Saloon

£22,757

Fair price

You save £143

DH15DQ, Durham

133 g CO2/km comb. - 136 HP (100 kW) - 49.0 Mpg

Carwow

BMW 320 3 Series 2.0 d xDrive M Sport Saloon Automatic

£17,495

Super price

You save £3,305

DH33EJ, Durham

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

Carwow

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

£18,994

Fair price

Estimated price £18,795

DH11HP, Durham

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

Carwow

BMW 320 - 3 Series Touring d SE 5dr Step Auto

£9,990

Fair price

Estimated price £9,446

TS182RB, Durham

124 g CO2/km comb. - 184 HP (135 kW) - 4.7 Mpg

Carwow

BMW 320 - 3 Series d M Sport 4dr

£8,990

Super price

You save £3,310

TS182RB, Durham

127 g CO2/km comb. - 190 HP (139 kW) - 4.9 Mpg

Carwow

Audi A4 35 TFSI S Line 4dr S Tronic

£26,999

Fair price

You save £401

TS183RW, Durham

160 g CO2/km comb. - 150 HP (110 kW) - 6.9 Mpg

Carwow

Audi A4 35 TFSI Technik 5dr S Tronic

£20,299

Super price

You save £4,701

DH32BQ Birtley, Durham

145 g CO2/km comb. - 150 HP (110 kW) - 6.4 Mpg

heycar

Mercedes CLA180 CLAAMG Line Executive 4dr Tip Auto

£23,730

Fair price

You save £870

DL11XP Darlington, Durham

138 g CO2/km comb. - 136 HP (100 kW) - 46.0 Mpg

heycar

BMW 520 5 Series d M Sport Saloon 2.0 4dr

£29,535

Fair price

Estimated price £29,031

DH11HP Belmont Industrial Estate, Durham

128 g CO2/km comb. - 190 HP (139 kW) - 57.6 Mpg

Carwow

Mercedes CLA180 CLAAMG Line Premium Plus 4dr Tip Auto

£24,149

Good price

You save £2,051

DH32BQ Birtley, Durham

139 g CO2/km comb. - 136 HP (100 kW) - 6.1 Mpg

Carwow

BMW 320 3 Series i M Sport 4dr Step Auto

£29,699

Fair price

You save £601

DH32BQ Birtley, Durham

148 g CO2/km comb. - 184 HP (135 kW) - 6.6 Mpg

Carwow

BMW 218 2 Series i [136] M Sport 4dr Petrol Saloon

£26,171

Fair price

You save £329

DH11HP, Durham

133 g CO2/km comb. - 136 HP (100 kW) - 49.0 Mpg

Carwow

BMW 320 3 Series i M Sport 4dr Step Auto

£29,399

Fair price

You save £701

DH32BQ Birtley, Durham

148 g CO2/km comb. - 184 HP (135 kW) - 6.6 Mpg

Dealer

Used (2025) Audi A4 S-Line 201 HP | Fair price

40 TFSI 204 S Line 4dr S Troni

Fair price

Estimated price £31,682

Delivered to you

Visit Buyacar

Dealer

Used (2024) Audi A4 S-Line 150 HP | Fair price

35 TFSI S Line 4dr S Tronic

WC1E 7DP London, London

Fair price

Estimated price £27,291

WC1E 7DP London, London

Visit Motors.co.uk

Dealer

Used (2024) Audi A4 S-Line 150 HP | Fair price

SALOON Saloon 35 TFSI S Line 4dr S

Fair price

Estimated price £26,967

Delivered to you

Visit Buyacar

Dealer

Used (2017) Audi A4 S-Line 147 HP | Fair price

1.4T FSI S Line 4dr [Leather/A

Fair price

Estimated price £12,521

Delivered to you

Visit Buyacar

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

Used (2023) Audi A4 S-Line 148 HP | A bit pricey

Avant 35 TFSI S Line 5dr S

A bit pricey

Estimated price £27,098

Delivered to you

Visit heycar

Featured deals

Carwow

BMW 520 5 Series i M Sport 4dr Auto Petrol Saloon

£38,968

Good price

You save £2,832

TS183RB, Durham

131 g CO2/km comb. - 208 HP (152 kW) - 49.0 Mpg

Carwow

BMW 520 5 Series i M Sport 4dr Auto Petrol Saloon

£40,500

Good price

You save £1,600

TS18 3RB Stockton-on-Tees, Durham

131 g CO2/km comb. - 208 HP (152 kW) - 49.0 Mpg

Carwow

BMW 218 - 2 Series Gran Coupe i [136] M Sport 4dr

£21,292

Super price

You save £2,908

DH11HP, Durham

133 g CO2/km comb. - 136 HP (100 kW) - 5.8 Mpg

Carwow

BMW 218 2 Series i [136] M Sport 4dr DCT Petrol Saloon

£22,757

Fair price

You save £143

DH15DQ, Durham

133 g CO2/km comb. - 136 HP (100 kW) - 49.0 Mpg

Carwow

BMW 320 3 Series 2.0 d xDrive M Sport Saloon Automatic

£17,495

Super price

You save £3,305

DH33EJ, Durham

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

Carwow

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

£18,994

Fair price

Estimated price £18,795

DH11HP, Durham

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

Carwow

BMW 320 - 3 Series Touring d SE 5dr Step Auto

£9,990

Fair price

Estimated price £9,446

TS182RB, Durham

124 g CO2/km comb. - 184 HP (135 kW) - 4.7 Mpg

Carwow

BMW 320 - 3 Series d M Sport 4dr

£8,990

Super price

You save £3,310

TS182RB, Durham

127 g CO2/km comb. - 190 HP (139 kW) - 4.9 Mpg

Carwow

Audi A4 35 TFSI S Line 4dr S Tronic

£26,999

Fair price

You save £401

TS183RW, Durham

160 g CO2/km comb. - 150 HP (110 kW) - 6.9 Mpg

Carwow

Audi A4 35 TFSI Technik 5dr S Tronic

£20,299

Super price

You save £4,701

DH32BQ Birtley, Durham

145 g CO2/km comb. - 150 HP (110 kW) - 6.4 Mpg

heycar

Mercedes CLA180 CLAAMG Line Executive 4dr Tip Auto

£23,730

Fair price

You save £870

DL11XP Darlington, Durham

138 g CO2/km comb. - 136 HP (100 kW) - 46.0 Mpg

heycar

BMW 520 5 Series d M Sport Saloon 2.0 4dr

£29,535

Fair price

Estimated price £29,031

DH11HP Belmont Industrial Estate, Durham

128 g CO2/km comb. - 190 HP (139 kW) - 57.6 Mpg

Carwow

Mercedes CLA180 CLAAMG Line Premium Plus 4dr Tip Auto

£24,149

Good price

You save £2,051

DH32BQ Birtley, Durham

139 g CO2/km comb. - 136 HP (100 kW) - 6.1 Mpg

Carwow

BMW 320 3 Series i M Sport 4dr Step Auto

£29,699

Fair price

You save £601

DH32BQ Birtley, Durham

148 g CO2/km comb. - 184 HP (135 kW) - 6.6 Mpg

Carwow

BMW 218 2 Series i [136] M Sport 4dr Petrol Saloon

£26,171

Fair price

You save £329

DH11HP, Durham

133 g CO2/km comb. - 136 HP (100 kW) - 49.0 Mpg

Carwow

BMW 320 3 Series i M Sport 4dr Step Auto

£29,399

Fair price

You save £701

DH32BQ Birtley, Durham

148 g CO2/km comb. - 184 HP (135 kW) - 6.6 Mpg

Carwow

BMW 520 - 5 Series d MHT M Sport 4dr Step Auto

£27,899

Good price

You save £1,701

DH32BQ Birtley, Durham

128 g CO2/km comb. - 190 HP (139 kW) - 4.9 Mpg

Carwow

BMW 320 3 Series i M Sport 4dr Step Auto

£29,399

Fair price

You save £701

DH32BQ Birtley, Durham

148 g CO2/km comb. - 184 HP (135 kW) - 6.6 Mpg

heycar

BMW 218 2 Series Gran Coupe i [136] M Sport 4dr DCT

£22,757

Fair price

You save £243

DH15DQ Pity Me, Durham

133 g CO2/km comb. - 134 HP (98 kW)

heycar

BMW 218 2 Series Gran Coupe i M Sport 4dr DCT

£21,292

Fair price

You save £508

DH11HP Belmont Industrial Estate, Durham

133 g CO2/km comb. - 138 HP (101 kW) - 48.7 Mpg

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive