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Audi A4 (S-Line) • 758 cars with analysis

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S-Line

(2025) Audi A4 S-Line 150 HP

£19,655

Good price

You save £2,345

CA3 0ET Cumberland, Cumbria

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

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S-Line

(2025) Audi A4 S-Line 163 HP

£20,649

Super price

You save £4,651

E6 5LU Greater London, London

137 g CO2/km comb. - 163 HP (119 kW) - 5.2 Mpg

Carwow

S-Line

(2021) Audi A4 S-Line 150 HP

£19,295

Fair price

You save £205

TR24BA, Cornwall

152 g CO2/km comb. - 150 HP (110 kW) - 6.6 Mpg

Carwow

S-Line

(2025) Audi A4 S-Line 163 HP

£20,000

Super price

You save £4,600

WD3 3RT Croxley Green, Hertfordshire

137 g CO2/km comb. - 163 HP (119 kW) - 5.2 Mpg

1 / 4

Used (2016) Audi A4 S-Line 190 HP | Expensive

2.0 TDI ultra S line

2016
178,000 miles
Trim level: S-Line
2.0L Diesel
Sedan
Automatic
190 HP (139 kW)
67 mpg
Details

Expensive

£5,995

Motors.co.uk

DN8 4DN Thorne, South Yorkshire

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1 / 4

Used (2016) Audi A4 S-Line | Expensive

2.0 TDI 190 S Line 5dr S Troni

2016
149,260 miles
Trim level: S-Line
2.0L Diesel
Estate
Automatic
Details

Expensive

£7,680

Motors.co.uk

YO24 4AZ Holgate, North Yorkshire

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1 / 3

Used (2016) Audi A4 S-Line | Expensive

Avant 2.0 TDI S line S Tronic

2016
93,209 miles
Trim level: S-Line
2.0L Diesel
Estate
Automatic
Details

Expensive

£12,400

£12,500

Motors.co.uk

MK45 5DJ Greenfield, Bedfordshire

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1 / 4

Used (2023) Audi A4 S-Line 163 HP | Expensive

35 TDI S Line 4dr S Tronic

2023
52,000 miles
Trim level: S-Line
2.0L Diesel
Sedan
Automatic
163 HP (119 kW)
52.3 mpg
Details

Expensive

£24,400

Parkers.co.uk

BT78 5NF Fermanagh And Omagh

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S-Line

(2024) Audi A4 S-Line 150 HP

£23,720

Good price

You save £1,980

BB1 3NU Lancashire, Lancashire

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

Carwow

S-Line

(2025) Audi A4 S-Line 150 HP

£20,060

Super price

You save £3,340

ME59QG

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

Carwow

S-Line

(2025) Audi A4 S-Line 150 HP

£22,361

Good price

You save £1,639

DN25DX

165 g CO2/km comb. - 150 HP (110 kW) - 7.2 Mpg

Carwow

S-Line

(2025) Audi A4 S-Line 150 HP

£22,140

Super price

You save £2,960

S605BD

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

1 / 4

Used (2015) Audi A4 S-Line 190 HP | Expensive

2.0 TDI 190 Quattro S Line 4dr

2015
30,992 miles
Trim level: S-Line
2.0L Diesel
Sedan
Manual
190 HP (139 kW)
54 mpg
Details

Expensive

£13,995

Parkers.co.uk

BT42 4HG Mid And East Antrim

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1 / 4

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

35 TDI S Line 5dr S Tronic

2024
68,000 miles
Trim level: S-Line
2.0L Diesel
Estate
Automatic
163 HP (119 kW)
50.4 mpg
Details

Expensive

£25,740

Parkers.co.uk

BT78 5NF Fermanagh And Omagh

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-8%

1 / 4

Used (2016) Audi A4 S-Line 150 HP | Expensive

2.0 TDI S Line 4dr S Tronic

2016
104,000 miles
Trim level: S-Line
2.0L Diesel
Sedan
Automatic
150 HP (110 kW)
67 mpg
Details

Expensive

£10,945

£11,945

Parkers.co.uk

BT79 0JP Fermanagh And Omagh

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1 / 4

Used (2017) Audi A4 S-Line 252 HP | Expensive

2.0T FSI 252 Quattro S Line 5dr S

2017
76,730 miles
Trim level: S-Line
2.0L Petrol
Estate
Automatic
252 HP (185 kW)
CO2 emissions: 136 g CO2/km comb.
5.9 mpg
Details

Expensive

£15,995

£14,999

Motors.co.uk

NW9 9DT Greater London, London

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1 / 4

Used (2016) Audi A4 S-Line | Expensive

2.0 TFSI Estate

2016
52,000 miles
Trim level: S-Line
2.0L Petrol
Estate
Automatic
Details

Expensive

£16,995

Motors.co.uk

UB8 3GA Greater London, London

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1 / 4

Used (2016) Audi A4 S-Line 190 HP | Expensive

2.0 TDI 190 Quattro S Line 5dr S

2016
38,000 miles
Trim level: S-Line
2.0L Diesel
Estate
Automatic
190 HP (139 kW)
61 mpg
Details

Expensive

£17,999

Parkers.co.uk

PL18 9HW Saint Ann'S Chapel, Cornwall

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S-Line

(2025) Audi A4 S-Line 150 HP

£20,500

Super price

You save £4,600

ME59QG

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

Carwow

S-Line

(2025) Audi A4 S-Line 150 HP

£19,240

Super price

You save £3,660

BB1 3NU Lancashire, Lancashire

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

Carwow

S-Line

(2025) Audi A4 S-Line 150 HP

£17,585

Super price

You save £2,915

CA119BF

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

Carwow

S-Line

(2019) Audi A4 S-Line 190 HP

£18,849

Fair price

You save £551

RM13 8RH Greater London, London

137 g CO2/km comb. - 190 HP (139 kW) - 7.3 Mpg

1 / 4

Used (2023) Audi A4 S-Line 163 HP | Expensive

35 TDI S Line 4dr S Tronic

2023
47,000 miles
Trim level: S-Line
2.0L Diesel
Sedan
Automatic
163 HP (119 kW)
5 mpg
Details

Expensive

£24,450

Parkers.co.uk

BT78 5NF Fermanagh And Omagh

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1 / 1

Used (2008) Audi A4 S-Line | Expensive

Cabriolet (2008/08)2.0 TDi S Line

2008
120,000 miles
Trim level: S-Line
2.0L Diesel
Cabriolet
Manual
44 mpg
Details

Expensive

£2,895

Parkers.co.uk

BN9 Newhaven, East Sussex

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-8%

1 / 4

Used (2015) Audi A4 S-Line | Expensive

2.0 TDI 150 S Line AUTO *ONE

2015
72,000 miles
Trim level: S-Line
2.0L Diesel
Estate
Automatic
Details

Expensive

£10,995

£11,995

Motors.co.uk

SA4 4ET Gorseinon, West Glamorgan

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-22%

1 / 4

Used (2023) Audi A4 S-Line 163 HP | Expensive

35 TDI S Line 5dr S Tronic

2023
22,849 miles
Trim level: S-Line
2.0L Diesel
Estate
Automatic
163 HP (119 kW)
50.4 mpg
Details

Expensive

£28,684

£36,991

Buyacar

Delivered to you

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-1%

1 / 4

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

35 TDI S Line 4dr S Tronic

2024
6,282 miles
Trim level: S-Line
2.0L Diesel
Sedan
Automatic
163 HP (119 kW)
52.3 mpg
Details

Expensive

£30,933

£31,491

Honestjohn

WC1E 7DP Greater London, London

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1 / 4

Used (2014) Audi A4 S-Line 150 HP | Expensive

2.0 TDI 150 S Line 4dr Multitr

2014
109,000 miles
Trim level: S-Line
2.0L Diesel
Sedan
Automatic
150 HP (110 kW)
58 mpg
Details

Expensive

£8,995

Motors.co.uk

BT34 2PF Newry, Mourne And Down

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1 / 4

Used (2013) Audi A4 S-Line 177 HP | Expensive

AVANT 2.0 TDI S line Estate 5dr

2013
67,000 miles
Trim level: S-Line
2.0L Diesel
Estate
Manual
177 HP (130 kW)
5.1 mpg
Details

Expensive

£9,995

Parkers.co.uk

LL31 9SX Conwy Principal Area, Clwyd

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1 / 1

Used (2018) Audi A4 S-Line 354 HP | Expensive

Avant (2018/67)S4 Avant 3.0 V6

2018
84,348 miles
Trim level: S-Line
3.0L Petrol
Estate
Automatic
354 HP (260 kW)
35 mpg
Details

Expensive

£21,995

Parkers.co.uk

IV30 8RY Moray, Moray

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1 / 4

Used (2015) Audi A4 S-Line 163 HP | Expensive

2.0 TDI Ultra 163 S Line 5dr

2015
178,000 miles
Trim level: S-Line
2.0L Diesel
Estate
Manual
163 HP (119 kW)
64 mpg
Details

Expensive

£4,999

Exchange and Mart

HP5 2NN Buckinghamshire, Buckinghamshire

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New

1 / 4

Used (2012) Audi A4 S-Line | Expensive

2.0T FSI Quattro S Line 5dr S

2012
63,000 miles
Trim level: S-Line
2.0L Petrol
Estate
Automatic
Details

Expensive

£9,995

Motors.co.uk

HP5 1DH Buckinghamshire, Buckinghamshire

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S-Line

(2024) Audi A4 S-Line 204 HP

£23,772

Good price

You save £1,428

WC1E 7DP Greater London, London

155 g CO2/km comb. - 204 HP (150 kW) - 42.0 Mpg

Carwow

S-Line

(2025) Audi A4 S-Line 163 HP

£21,395

Super price

You save £4,405

BR3 6QJ Beckenham, London

137 g CO2/km comb. - 163 HP (119 kW) - 5.2 Mpg

Carwow

S-Line

(2025) Audi A4 S-Line 150 HP

£19,663

Super price

You save £3,437

SL15PR

165 g CO2/km comb. - 150 HP (110 kW) - 7.2 Mpg

Carwow

S-Line

(2019) Audi A4 S-Line 190 HP

£18,060

Good price

You save £1,140

S60 5BD Catcliffe, South Yorkshire

140 g CO2/km comb. - 190 HP (139 kW) - 6.4 Mpg

-2%

1 / 2

Used (2025) Audi A4 S-Line 204 HP

- Avant 40 TFSI 204 S Line 5dr

2025
15,590 miles
Trim level: S-Line
Petrol
Sedan
Automatic
204 HP (150 kW)
CO2 emissions: 160 g CO2/km comb.
6.9 mpg
Details

£22,995

£23,495

Not evaluated

WV10 0AE West Midlands, West Midlands

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Availability verified

-11%

1 / 4

Used (2025) Audi A4 S-Line 204 HP

- Avant 40 TFSI 204 S Line 5dr

2025
19,427 miles
Trim level: S-Line
Petrol
Estate
Automatic
204 HP (150 kW)
CO2 emissions: 160 g CO2/km comb.
6.9 mpg
Details

£25,890

£29,190

Not evaluated

PO35FH

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Availability verified

-5%

1 / 4

Used (2025) Audi A4 S-Line 204 HP

- Avant 40 TFSI 204 S Line 5dr

2025
20,150 miles
Trim level: S-Line
Petrol
Sedan
Automatic
204 HP (150 kW)
CO2 emissions: 160 g CO2/km comb.
6.9 mpg
Details

£25,495

£26,895

Not evaluated

TR24BA, Cornwall

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Availability verified

1 / 4

Used (2025) Audi A4 S-Line 204 HP

- Avant 40 TFSI 204 S Line 5dr

2025
10,710 miles
Trim level: S-Line
Petrol
Sedan
Automatic
204 HP (150 kW)
CO2 emissions: 160 g CO2/km comb.
6.9 mpg
Details

£29,250

£29,190

Not evaluated

PO35FH

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Availability verified

-2%

1 / 4

Used (2025) Audi A4 S-Line 204 HP

- Avant 40 TFSI 204 S Line 5dr

2025
13,968 miles
Trim level: S-Line
Petrol
Sedan
Automatic
204 HP (150 kW)
CO2 emissions: 160 g CO2/km comb.
6.9 mpg
Details

£24,753

£25,449

Not evaluated

NE21AR

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Availability verified

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S-Line

(2018) Audi A4 S-Line 252 HP

£16,495

Fair price

Estimated price £16,278

DE5 3LT Derbyshire, Derbyshire

145 g CO2/km comb. - 252 HP (185 kW) - 6.4 Mpg

Carwow

S-Line

(2025) Audi A4 S-Line 150 HP

£19,500

Good price

You save £2,300

S605BD

165 g CO2/km comb. - 150 HP (110 kW) - 7.2 Mpg

Carwow

S-Line

(2019) Audi A4 S-Line 190 HP

£16,190

Fair price

You save £510

Cleveland, North Yorkshire

140 g CO2/km comb. - 190 HP (139 kW) - 6.4 Mpg

Carwow

S-Line

(2016) Audi A4 S-Line 190 HP

£15,995

Fair price

Estimated price £15,452

DA13 0AG Meopham, Kent

111 g CO2/km comb. - 190 HP (139 kW) - 4.2 Mpg

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