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Audi A4 (petrol) • 1,194 cars with Valuation

Market overview: Petrol Audi A4 (October-2026): There are currently 1,194 used petrol Audi A4 cars for sale. Prices range from £5,295 to £25,496, with a median price of £17,290. AutoUncle has identified 257 cars as being offered below market price. The typical selling time for a petrol Audi A4 is approximately 21 days, and 47.0% of the listings have recently been reduced in price (Source: AutoUncle market data, October-2026).

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Used Audi A4 S-Line 150 HP (110 kW) 2021 White Sedan

(2021) Audi A4 S-Line 150 HP

Fair price

LE11 5NH Leicestershire, Leicestershire

152 g CO2/km comb. - 150 HP (110 kW) - 5.9 Mpg

Carwow

Used Audi A4 150 HP (110 kW) 2023 Black Sedan

(2023) Audi A4 150 HP

Super price

You save £2,901

SA7 9AG Llansamlet, West Glamorgan

141 g CO2/km comb. - 150 HP (110 kW) - 6.1 Mpg

Carwow

Used Audi A4 Black Edition 150 HP (110 kW) 2021 Black Estate

(2021) Audi A4 Black Edition 150 HP

Fair price

PE1 5XL Peterborough, Cambridgeshire

165 g CO2/km comb. - 150 HP (110 kW) - 7.3 Mpg

Carwow

Used Audi A4 S-Line 150 HP (110 kW) 2023 Black Sedan

(2023) Audi A4 S-Line 150 HP

Fair price

Estimated price £18,483

CM5 0ER Magdalen Laver, Essex

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

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Used (2023) Audi A4 S-Line 150 HP | Good price

Avant 2.0 TFSI 35 S line Estate

2023
18,406 miles
Trim level: S-Line
2.0L Petrol
Estate
Automatic
150 HP (110 kW)
CO2 emissions: 165 g CO2/km comb.
7.2 mpg
Details

Good price

£21,406

£21,640

BL2 2BL Greater Manchester, Manchester

Availability verified

-7%

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Used (2016) Audi A4 Sport 150 HP | Good price

2017 Sport 1.4T FSI Sport 4dr 1.4T

2016
72,421 miles
Trim level: Sport
1.4L Petrol
Sedan
Manual
150 HP (110 kW)
CO2 emissions: 126 g CO2/km comb.
5.3 mpg
Details

Good price

£7,850

£8,500

SG9 9JS Hertfordshire, Hertfordshire

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Used (2019) Audi A4 S-Line 190 HP | Good price

2019 S Line 2.0T FSI S Tronic

2019
38,241 miles
Trim level: S-Line
2.0L Petrol
Sedan
Automatic
190 HP (139 kW)
CO2 emissions: 126 g CO2/km comb.
5.6 mpg
Details

Good price

£15,920

£16,062

LS11 8TU West Yorkshire, West Yorkshire

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-1%

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

2024 | 2.0 TFSI 35 S line S Tronic

2024
9,426 miles
Trim level: S-Line
2.0L Petrol
Sedan
Automatic
150 HP (110 kW)
CO2 emissions: 160 g CO2/km comb.
6.9 mpg
Details

Good price

£21,830

£22,160

S60 5BD Sheffield, South Yorkshire

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Used Audi A4 Sport 150 HP (110 kW) 2024 Black Estate

(2024) Audi A4 Sport 150 HP

Super price

You save £2,790

EN8 8DY Hertfordshire, Hertfordshire

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

Carwow

Used Audi A4 S-Line 204 HP (150 kW) 2023 Blue Sedan

(2023) Audi A4 S-Line 204 HP

Fair price

Estimated price £20,689

CA3 0HA Cumberland, Cumbria

155 g CO2/km comb. - 204 HP (150 kW) - 6.1 Mpg

Carwow

Used Audi A4 S-Line 204 HP (150 kW) 2021 Black Sedan

(2021) Audi A4 S-Line 204 HP

Good price

You save £1,701

E4 7PX Greater London, London

155 g CO2/km comb. - 204 HP (150 kW) - 6.8 Mpg

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Used Audi A4 S-Line 150 HP (110 kW) 2023 Grey Sedan

(2023) Audi A4 S-Line 150 HP

Fair price

PR2 2JZ Ashton-On-Ribble, Lancashire

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

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Used (2023) Audi A4 Premium 150 HP | Super price

35 TFSI Technik 4dr S Tronic

2023
25,307 miles
Trim level: Premium
2.0L Petrol
Sedan
Automatic
150 HP (110 kW)
CO2 emissions: 141 g CO2/km comb.
6.1 mpg
Details

Super price

£18,197

NE29 7TE Tyne And Wear, Tyne And Wear

Availability verified

-1%

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

Avant 2.0 TFSI 40 S line Estate

2024
15,411 miles
Trim level: S-Line
2.0L Petrol
Estate
Automatic
204 HP (150 kW)
CO2 emissions: 160 g CO2/km comb.
6.9 mpg
Details

Good price

£23,520

£23,920

BB1 3NU Lancashire, Lancashire

Availability verified

-12%

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Used (2024) Audi A4 Sport 150 HP | Super price

Avant 2024 | 2.0 TFSI 35 Sport S

2024
23,897 miles
Trim level: Sport
2.0L Petrol
Estate
Automatic
150 HP (110 kW)
CO2 emissions: 151 g CO2/km comb.
6.6 mpg
Details

Super price

£20,450

£23,380

EN8 8DY Hertfordshire, Hertfordshire

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Used (2023) Audi A4 Sport 204 HP | Good price

40 TFSI 204 Sport Edition 5dr S

2023
47,620 miles
Trim level: Sport
2.0L Petrol
Estate
Automatic
204 HP (150 kW)
CO2 emissions: 147 g CO2/km comb.
6.4 mpg
Details

Good price

£19,789

£19,893

DE7 5FH Derbyshire, Derbyshire

Availability verified

-1%

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Used (2024) Audi A4 Sport 150 HP | Super price

Avant 2024 | 2.0 TFSI 35 Sport S

2024
28,024 miles
Trim level: Sport
2.0L Petrol
Estate
Automatic
150 HP (110 kW)
CO2 emissions: 151 g CO2/km comb.
6.6 mpg
Details

Super price

£20,080

£20,430

ME5 9QG Kent, Kent

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Used (2017) Audi A4 Sport 190 HP | Good price

2017 Sport 2.0T FSI

2017
62,864 miles
Trim level: Sport
2.0L Petrol
Sedan
Manual
190 HP (139 kW)
CO2 emissions: 127 g CO2/km comb.
5.6 mpg
Details

Good price

£9,930

SO31 7FL Lower Swanwick, Hampshire

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Used Audi A4 Black Edition 150 HP (110 kW) 2019 Grey Estate

(2019) Audi A4 Black Edition 150 HP

Fair price

Estimated price £18,537

HU9 1DN Kingston Upon Hull, East Yorkshire

139 g CO2/km comb. - 150 HP (110 kW) - 7.3 Mpg

Carwow

Used Audi A4 S-Line 150 HP (110 kW) 2022 Grey Sedan

(2022) Audi A4 S-Line 150 HP

Fair price

S80 2QD Nottinghamshire, Nottinghamshire

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

Carwow

Used Audi A4 S-Line 150 HP (110 kW) 2022 Blue Sedan

(2022) Audi A4 S-Line 150 HP

Fair price

MK42 9XE Bedford, Bedfordshire

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

Carwow

Used Audi A4 Black Edition 190 HP (139 kW) 2020 Red Sedan

(2020) Audi A4 Black Edition 190 HP

Fair price

CW73AL Cheshire West And Chester, Cheshire

164 g CO2/km comb. - 190 HP (139 kW) - 7.2 Mpg

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Used (2019) Audi A4 Black Edition 190 HP | Good price

40 TFSI Black Edition 5dr S

2019
50,289 miles
Trim level: Black Edition
2.0L Petrol
Estate
Automatic
190 HP (139 kW)
CO2 emissions: 137 g CO2/km comb.
47.1 mpg
Details

Good price

£16,899

£20,099

CW73AL Cheshire West And Chester, Cheshire

Availability verified

-9%

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

2024 S Line 35 TFSI S Tronic

2024
24,500 miles
Trim level: S-Line
2.0L Petrol
Sedan
Automatic
150 HP (110 kW)
CO2 emissions: 160 g CO2/km comb.
6.9 mpg
Details

Good price

£20,190

£22,250

HP19 8AL Buckinghamshire, Buckinghamshire

Availability verified

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Used (2023) Audi A4 S-Line 150 HP | Good price

35 TFSI S Line 5dr S Tronic

2023
43,396 miles
Trim level: S-Line
2.0L Petrol
Estate
Automatic
150 HP (110 kW)
CO2 emissions: 165 g CO2/km comb.
7.2 mpg
Details

Good price

£18,767

£19,136

PO2 9QZ Hilsea, Hampshire

Availability verified

-3%

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Used (2023) Audi A4 150 HP | Super price

Avant 2023 Technik 35 TFSI S

2023
15,504 miles
2.0L Petrol
Estate
Automatic
150 HP (110 kW)
CO2 emissions: 145 g CO2/km comb.
6.4 mpg
Details

Super price

£19,870

£20,620

ME5 9QG Kent, Kent

Availability verified

-15%

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Used (2024) Audi A4 Sport 150 HP | Super price

Avant 2024 | 2.0 TFSI 35 Sport S

2024
22,247 miles
Trim level: Sport
2.0L Petrol
Estate
Automatic
150 HP (110 kW)
CO2 emissions: 151 g CO2/km comb.
6.6 mpg
Details

Super price

£20,230

£24,050

ME5 9QG Kent, Kent

Availability verified

-4%

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Used (2023) Audi A4 S-Line 150 HP | Good price

Avant 2.0 TFSI 35 S line Estate

2023
20,282 miles
Trim level: S-Line
2.0L Petrol
Estate
Automatic
150 HP (110 kW)
CO2 emissions: 165 g CO2/km comb.
7.2 mpg
Details

Good price

£21,250

£22,310

S60 5BD Sheffield, South Yorkshire

Availability verified

-13%

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Used (2024) Audi A4 Sport 150 HP | Super price

Avant 2024 | 2.0 TFSI 35 Sport S

2024
23,975 miles
Trim level: Sport
2.0L Petrol
Estate
Automatic
150 HP (110 kW)
CO2 emissions: 151 g CO2/km comb.
6.6 mpg
Details

Super price

£20,610

£23,850

EN8 8DY Hertfordshire, Hertfordshire

Availability verified

-7%

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Used (2023) Audi A4 150 HP | Super price

2023 | 2.0 TFSI 35 Technik S

2023
21,894 miles
2.0L Petrol
Sedan
Automatic
150 HP (110 kW)
CO2 emissions: 141 g CO2/km comb.
6.1 mpg
Details

Super price

£17,120

£18,540

NR3 2AW Norfolk, Norfolk

Availability verified

-13%

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Used (2023) Audi A4 S-Line 150 HP | Good price

2023 | 2.0 TFSI 35 S line S Tronic

2023
17,248 miles
Trim level: S-Line
2.0L Petrol
Sedan
Automatic
150 HP (110 kW)
CO2 emissions: 160 g CO2/km comb.
6.9 mpg
Details

Good price

£20,200

£23,470

GU15 3DT Surrey, Surrey

Availability verified

-6%

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Used (2023) Audi A4 150 HP | Super price

TFSI TECHNIK

2023
31,062 miles
2.0L Petrol
Sedan
Automatic
150 HP (110 kW)
CO2 emissions: 141 g CO2/km comb.
6.1 mpg
Details

Super price

£16,690

£17,760

ME5 9QG Kent, Kent

Availability verified

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Used Audi A4 S-Line 150 HP (110 kW) 2023 Blue Sedan

(2023) Audi A4 S-Line 150 HP

Fair price

CB223AY Cambridge, Cambridgeshire

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

Carwow

Used Audi A4 S-Line 204 HP (150 kW) 2022 White Estate

(2022) Audi A4 S-Line 204 HP

Fair price

MK42 9XE Bedford, Bedfordshire

160 g CO2/km comb. - 204 HP (150 kW) - 6.9 Mpg

Carwow

Used Audi A4 150 HP (110 kW) 2023 Silver Sedan

(2023) Audi A4 150 HP

Super price

You save £3,800

BS5 9PJ Bristol City, Bristol

141 g CO2/km comb. - 150 HP (110 kW) - 6.1 Mpg

Carwow

Used Audi A4 Sport 150 HP (110 kW) 2024 White Estate

(2024) Audi A4 Sport 150 HP

Super price

You save £3,370

ME5 9QG Kent, Kent

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

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Used (2023) Audi A4 Sport 150 HP | Super price

2023 | 2.0 TFSI 35 Sport S Tronic

2023
24,110 miles
Trim level: Sport
2.0L Petrol
Sedan
Automatic
150 HP (110 kW)
CO2 emissions: 147 g CO2/km comb.
6.4 mpg
Details

Super price

£17,980

£20,150

PE1 5XL Peterborough, Cambridgeshire

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Used (2023) Audi A4 S-Line 150 HP | Good price

2023 S Line 35 TFSI S Tronic

2023
15,915 miles
Trim level: S-Line
2.0L Petrol
Sedan
Automatic
150 HP (110 kW)
CO2 emissions: 160 g CO2/km comb.
6.9 mpg
Details

Good price

£20,433

PO2 9QZ Hilsea, Hampshire

Availability verified

New

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Used (2018) Audi A4 Comfort 150 HP | Good price

1.4T FSI SE 4dr

2018
65,540 miles
Trim level: Comfort
1.4L Petrol
Sedan
Manual
150 HP (110 kW)
CO2 emissions: 126 g CO2/km comb.
5.2 mpg
Details

Good price

£9,495

ST3 7PG Rough Close, Staffordshire

Availability verified

-7%

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Used (2022) Audi A4 S-Line 150 HP | Good price

2.0 TFSI 35 S line Saloon 4dr

2022
10,802 miles
Trim level: S-Line
2.0L Petrol
Sedan
Automatic
150 HP (110 kW)
CO2 emissions: 160 g CO2/km comb.
39.2 mpg
Details

Good price

£20,176

£21,750

BB9 7DU Lancashire, Lancashire

Availability verified

-9%

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Used (2025) Audi A4 S-Line 150 HP | Super price

2025 S Line 35 TFSI S Line 4dr S

2025
61,780 miles
Trim level: S-Line
2.0L Petrol
Sedan
Automatic
150 HP (110 kW)
CO2 emissions: 160 g CO2/km comb.
6.9 mpg
Details

Super price

£16,372

£17,995

CA119BF

Availability verified

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Used Audi A4 Black Edition 150 HP (110 kW) 2020 Black Estate

(2020) Audi A4 Black Edition 150 HP

Fair price

Estimated price £18,095

LE12 7AT Mountsorrel, Leicestershire

165 g CO2/km comb. - 150 HP (110 kW) - 7.3 Mpg

Carwow

Used Audi A4 Sport 150 HP (110 kW) 2023 Grey Sedan

(2023) Audi A4 Sport 150 HP

Super price

You save £3,105

S80 2QD Nottinghamshire, Nottinghamshire

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

Carwow

Used Audi A4 S-Line 204 HP (150 kW) 2022 White Sedan

(2022) Audi A4 S-Line 204 HP

Fair price

L5 9XN Merseyside, Merseyside

155 g CO2/km comb. - 204 HP (150 kW) - 6.8 Mpg

Carwow

Used Audi A4 S-Line 150 HP (110 kW) 2020 Black Estate

(2020) Audi A4 S-Line 150 HP

Fair price

Estimated price £17,047

B62 8RD West Midlands, West Midlands

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

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