2018 Audi A4 • Compare 121 used cars with valuation

Market overview: March-2026 Price Analysis: A used Audi A4 from 2018 currently costs between £8,000 and £23,498. On average, the mileage for this year stands at 74,816 miles. The depreciation and price trend over the last 12 months is -£940.

Featured deals

Verified Dealers

Become a verified dealer

Carwow

2017

(2017) Audi A4 S-Line 190 HP

£12,240

Fair price

Estimated price £11,858

GU71EE

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

Carwow

2019

(2019) Audi A4 Sport 150 HP

£15,999

Good price

You save £1,701

CW7 3AL Cheshire West And Chester, Cheshire

136 g CO2/km comb. - 150 HP (110 kW) - 47.1 Mpg

Carwow

2018

(2018) Audi A4 S-Line 150 HP

£15,699

Fair price

You save £201

CW7 3AL Cheshire West And Chester, Cheshire

126 g CO2/km comb. - 150 HP (110 kW) - 51.4 Mpg

Carwow

2017

(2017) Audi A4 S-Line 150 HP

£12,000

Fair price

Estimated price £11,684

SK13JG

112 g CO2/km comb. - 150 HP (110 kW) - 4.3 Mpg

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive

New

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

A4 1.4 SE TFSI 4dr

2018
96,000 miles
Trim level: Advanced
1.4L Petrol
Sedan
Manual
150 HP (110 kW)
CO2 emissions: 126 g CO2/km comb.
mpg: 5.3
Details

Good price

£7,999

PE134AX, Cambridgeshire

View the car

Availability verified

1 / 4

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

- 2.0 TDI Ultra SE 4dr

2018
42,653 miles
Trim level: Design
2.0L Diesel
Sedan
Manual
150 HP (110 kW)
CO2 emissions: 99 g CO2/km comb.
mpg: 3.8
Details

Good price

£12,290

NE83HL

View the car

Availability verified

-2%

1 / 3

Used (2018) Audi A4 Sport 190 HP | Super price

- Avant 2.0T FSI Sport 5dr S

2018
78,546 miles
Trim level: Sport
2.0L Petrol
Estate
Automatic
190 HP (139 kW)
CO2 emissions: 127 g CO2/km comb.
mpg: 5.6
Details

Super price

£12,155

£12,525

RM13 8RH Greater London, London

View the car

Availability verified

New

1 / 1

Used (2018) Audi A4 Business | Good price

2.0 TDI Ultra SE 5dr S Tronic

2018
125,525 miles
Trim level: Business
2.0L Diesel
Estate
Automatic
mpg: 70
Details

Good price

£8,495

Motors.co.uk

BD8 7DZ West Yorkshire, West Yorkshire

View the car

Featured deals

Verified Dealers

Carwow

2018

(2018) Audi A4 Black Edition 190 HP

£14,000

Fair price

You save £200

RM20 3NL Purfleet-On-Thames, Essex

126 g CO2/km comb. - 190 HP (139 kW) - 50.0 Mpg

Carwow

2019

(2019) Audi A4 Sport 136 HP

£12,995

Good price

You save £2,105

CO5 7JH Essex, Essex

125 g CO2/km comb. - 136 HP (100 kW) - 4.8 Mpg

Carwow

2019

(2019) Audi A4 Sport 150 HP

£14,349

Good price

You save £1,251

WA8 9WZ Halton, Cheshire

136 g CO2/km comb. - 150 HP (110 kW) - 7.1 Mpg

Carwow

2018

(2018) Audi A4 Design 150 HP

£12,290

Good price

You save £2,010

NE83HL

99 g CO2/km comb. - 150 HP (110 kW) - 3.8 Mpg

-5%

1 / 4

Used (2018) Audi A4 Sport 150 HP | Super price

2.0 TDI Ultra Sport 4dr S Tronic

2018
109,000 miles
Trim level: Sport
2.0L Diesel
Sedan
Automatic
150 HP (110 kW)
mpg: 72
Details

Super price

£7,995

£8,500

Parkers.co.uk

EH44 6QZ Scottish Borders, Tweeddale

View the car

-19%

1 / 3

Used (2018) Audi A4 S-Line 150 HP | Good price

1.4T FSI S Line 4dr S Tronic

2018
80,267 miles
Trim level: S-Line
1.4L Petrol
Sedan
Automatic
150 HP (110 kW)
mpg: 51
Details

Good price

£10,000

£12,480

Parkers.co.uk

CB22 6SE Foxton, Cambridgeshire

View the car

1 / 4

Used (2018) Audi A4 S-Line | Super price

1.4T FSI S Line 4dr S Tronic

2018
48,000 miles
Trim level: S-Line
1.4L Petrol
Sedan
Automatic
Details

Super price

£10,990

Motors.co.uk

B70 9HS West Midlands, West Midlands

View the car

-6%

1 / 4

Used (2018) Audi A4 | Good price

Avant Estate (2015 - 2018)

2018
51,348 miles
2.0L Petrol
Estate
Automatic
Details

Good price

£13,995

£14,995

Motors.co.uk

EN3 6ND Greater London, London

View the car

1 / 3

Used (2018) Audi A4 S-Line | Good price

1.4T FSI S Line 4dr S Tronic

2018
85,011 miles
Trim level: S-Line
1.4L Petrol
Sedan
Automatic
Details

Good price

£9,775

Motors.co.uk

NE10 0QH Gateshead, Tyne And Wear

View the car

-5%

1 / 1

Used (2018) Audi A4 354 HP | Good price

Saloon (2018/18)S4 Saloon 3.0 V6

2018
82,078 miles
3.0L Petrol
Sedan
Automatic
354 HP (260 kW)
mpg: 36
Details

Good price

£16,900

£17,800

Parkers.co.uk

NR5 New Costessey, Norfolk

View the car

Featured deals

Verified Dealers

Carwow

2018

(2018) Audi A4 Sport 190 HP

£12,155

Super price

You save £2,145

RM13 8RH Greater London, London

127 g CO2/km comb. - 190 HP (139 kW) - 5.6 Mpg

Carwow

2017

(2017) Audi A4 S-Line 190 HP

£13,980

Fair price

Estimated price £13,355

G3 6ED Glasgow City, Glasgow

120 g CO2/km comb. - 190 HP (139 kW) - 61.0 Mpg

Carwow

2019

(2019) Audi A4 Sport 150 HP

£14,295

Super price

You save £3,005

S80 2QD Nottinghamshire, Nottinghamshire

134 g CO2/km comb. - 150 HP (110 kW) - 7.1 Mpg

Carwow

2017

(2017) Audi A4 S-Line 190 HP

£15,097

Fair price

Estimated price £14,909

LN5 8NU Lincolnshire, Lincolnshire

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

-24%

1 / 4

Used (2018) Audi A4 Sport 190 HP | Good price

2.0 TFSI SPORT MHEV 4d AUTO 188

Apr 2018
110,800 miles
Trim level: Sport
2.0L Petrol
Sedan
Automatic
190 HP (139 kW)
CO2 emissions: 122 g CO2/km comb.
mpg: 52.3
Details

Good price

£10,199

£13,495

Exchange and Mart

SG19 1DH Sandy, Bedfordshire

View the car

-3%

1 / 4

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

1.4T FSI SE 4dr

2018
93,934 miles
Trim level: Comfort
1.4L Petrol
Sedan
Manual
150 HP (110 kW)
mpg: 53
Details

Good price

£8,000

£8,275

Parkers.co.uk

SL5 7BT Sunninghill, Berkshire

View the car

1 / 4

Used (2018) Audi A4 Sport 190 HP | Good price

Avant 2.0 TDI ultra Sport S Tronic

2018
132,887 miles
Trim level: Sport
2.0L Diesel
Estate
Automatic
190 HP (139 kW)
mpg: 68
Details

Good price

£8,985

Parkers.co.uk

M17 1AN Stretford, Manchester

View the car

1 / 1

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

Avant TFSI Sport

2018
93,000 miles
Trim level: Sport
1.4L Petrol
Estate
Manual
150 HP (110 kW)
mpg: 51
Details

Good price

£8,994

Exchange and Mart

CF14 1DL Whitchurch, South Glamorgan

View the car

1 / 4

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

2.0 TDI ultra SE Euro 6 (s/s) 4dr

2018
100,678 miles
Trim level: Advanced
2.0L Diesel
Sedan
Manual
150 HP (110 kW)
mpg: 74
Details

Good price

£8,975

Exchange and Mart

G72 7TS Cambuslang, Lanarkshire

View the car

-7%

1 / 3

Used (2018) Audi A4 S-Line | Super price

1.4T FSI S Line 4dr S Tronic

2018
65,000 miles
Trim level: S-Line
1.4L Petrol
Sedan
Automatic
Details

Super price

£10,900

£11,790

Motors.co.uk

SM5 3QB Greater London, London

View the car

1 / 1

Used (2018) Audi A4 Comfort | Super price

2.0 TDI Ultra SE 4dr S Tronic, sh,

2018
124,000 miles
Trim level: Comfort
2.0L Diesel
Sedan
Automatic
mpg: 72
Details

Super price

£7,495

Parkers.co.uk

DN15 8SN Flixborough, Lincolnshire

View the car

-5%

1 / 4

Used (2018) Audi A4 Black Edition 150 HP | Fair price

- 1.4T FSI Black Edition 4dr

2018
47,817 miles
Trim level: Black Edition
1.4L Petrol
Sedan
Manual
150 HP (110 kW)
CO2 emissions: 131 g CO2/km comb.
mpg: 5.5
Details

Fair price

£13,599

£14,384

NN39HG

View the car

Availability verified

-1%

1 / 4

Used (2018) Audi A4 S-Line 190 HP | Fair price

SALOON 2.0T FSI S Line 4dr S

2018
44,420 miles
Trim level: S-Line
2.0L Petrol
Sedan
Automatic
190 HP (139 kW)
CO2 emissions: 126 g CO2/km comb.
mpg: 50.4
Details

Fair price

£15,699

£15,899

CW7 3AL Cheshire West And Chester, Cheshire

View the car

Availability verified

-1%

1 / 4

Used (2018) Audi A4 S-Line 150 HP | Fair price

1.4 TFSI S line Saloon 4dr Petrol

2018
59,816 miles
Trim level: S-Line
1.4L Petrol
Sedan
Automatic
150 HP (110 kW)
CO2 emissions: 126 g CO2/km comb.
mpg: 5.5
Details

Fair price

£14,290

£14,490

NP20 5NT Newport, Gwent

View the car

Availability verified

Featured deals

Verified Dealers

Carwow

2017

(2017) Audi A4 S-Line 190 HP

£12,995

Fair price

You save £805

IG11 0RJ Greater London, London

112 g CO2/km comb. - 190 HP (139 kW) - 65.0 Mpg

Carwow

2018

(2018) Audi A4 Black Edition 150 HP

£12,299

Fair price

You save £1

B33 0LD West Midlands, West Midlands

111 g CO2/km comb. - 150 HP (110 kW) - 4.2 Mpg

Carwow

2020

(2020) Audi A4 Comfort 136 HP

£12,899

Super price

You save £2,901

CV9 2PZ Grendon, Warwickshire

127 g CO2/km comb. - 136 HP (100 kW) - 4.9 Mpg

Carwow

2018

(2018) Audi A4 S-Line 150 HP

£11,595

Fair price

You save £205

SS2 5FB Southend-On-Sea, Essex

128 g CO2/km comb. - 150 HP (110 kW) - 5.4 Mpg

-7%

1 / 4

Used (2018) Audi A4 S-Line 150 HP | Fair price

SALOON 1.4T FSI S Line 4dr S

2018
24,720 miles
Trim level: S-Line
1.4L Petrol
Sedan
Automatic
150 HP (110 kW)
CO2 emissions: 126 g CO2/km comb.
mpg: 51.4
Details

Fair price

£15,699

£16,899

CW7 3AL Cheshire West And Chester, Cheshire

View the car

Availability verified

New

1 / 4

Used (2018) Audi A4 Black Edition 150 HP | Fair price

1.4 TFSI Black Edition Saloon 4dr

2018
59,350 miles
Trim level: Black Edition
1.4L Petrol
Sedan
Manual
150 HP (110 kW)
CO2 emissions: 131 g CO2/km comb.
mpg: 51
Details

Fair price

£13,000

B33 0LD West Midlands, West Midlands

View the car

Availability verified

New

Used (2018) Audi A4 S-Line 150 HP | Fair price

- 1.4T FSI S Line 4dr [Leather

2018
56,208 miles
Trim level: S-Line
1.4L Petrol
Sedan
Manual
150 HP (110 kW)
CO2 emissions: 128 g CO2/km comb.
mpg: 5.4
Details

Fair price

£12,200

N11 1GN Greater London, London

View the car

Availability verified

-1%

1 / 4

Used (2018) Audi A4 150 HP | Fair price

1.4T FSI SE 4dr

2018
16,699 miles
1.4L Petrol
Sedan
Manual
150 HP (110 kW)
CO2 emissions: 126 g CO2/km comb.
mpg: 5.3
Details

Fair price

£14,299

£14,499

CV4 9DU West Midlands, West Midlands

View the car

Availability verified

1 / 4

Used (2018) Audi A4 S-Line 190 HP | Fair price

2.0 TFSI S line S Tronic Euro 6

2018
65,000 miles
Trim level: S-Line
2.0L Petrol
Sedan
Automatic
190 HP (139 kW)
CO2 emissions: 126 g CO2/km comb.
mpg: 5.6
Details

Fair price

£14,995

DA13 0AG Meopham, Kent

View the car

Availability verified

Featured deals

Verified Dealers

Carwow

2019

(2019) Audi A4 S-Line 150 HP

£16,199

Good price

You save £1,301

PO2 9RN Hilsea, Hampshire

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

Carwow

2018

(2018) Audi A4 S-Line 190 HP

£14,995

Fair price

Estimated price £14,868

DA13 0AG Meopham, Kent

126 g CO2/km comb. - 190 HP (139 kW) - 5.6 Mpg

Carwow

2019

(2019) Audi A4 S-Line 150 HP

£14,378

Fair price

You save £222

PO2 9QZ Hilsea, Hampshire

120 g CO2/km comb. - 150 HP (110 kW) - 5.8 Mpg

Carwow

2019

(2019) Audi A4 Sport 150 HP

£13,647

Fair price

You save £753

SO31 7FL Lower Swanwick, Hampshire

118 g CO2/km comb. - 150 HP (110 kW) - 5.7 Mpg

Showing 1 - 25 of 121 results

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive

See Audi A4

Audi A4 (1000+)