2018 Audi RS4 • Compare 13 used cars with valuation

Market overview: April-2026 Price Analysis: A used Audi RS4 from 2018 currently costs between £27,990 and £42,995. On average, the mileage for this year stands at 62,993 miles. The depreciation and price trend over the last 12 months is -£1,560.

Featured deals

Verified Dealers

Become a verified dealer

Carwow

2018

(2018) Audi RS4 Premium 451 HP

£42,500

Fair price

Estimated price £42,291

NP44 3AS Torfaen Principal Area, Gwent

199 g CO2/km comb. - 451 HP (331 kW) - 8.8 Mpg

Carwow

2018

(2018) Audi RS4 Business 451 HP

£41,950

Good price

You save £2,350

SL0 9HW Buckinghamshire, Buckinghamshire

199 g CO2/km comb. - 451 HP (331 kW) - 8.8 Mpg

Carwow

2018

(2018) BMW M3 Comfort Edition 431 HP

£35,960

Good price

You save £2,240

G3 6ED Glasgow City, Glasgow

194 g CO2/km comb. - 431 HP (317 kW) - 34.0 Mpg

Carwow

2018

(2018) BMW M3 Competition Edition 450 HP

£37,150

Fair price

Estimated price £36,019

SY13TB

194 g CO2/km comb. - 450 HP (330 kW) - 8.3 Mpg

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive

1 / 4

Used (2018) Audi RS4 Business 451 HP | Good price

- Avant 2.9 TFSI Quattro 5dr Tip

2018
37,600 miles
Trim level: Business
2.9L Petrol
Estate
Automatic
451 HP (331 kW)
CO2 emissions: 199 g CO2/km comb.
mpg: 8.8
Details

Good price

£41,950

SL0 9HW Buckinghamshire, Buckinghamshire

View the car

Availability verified

-5%

1 / 4

Used (2018) Audi RS4 450 HP | Good price

2.9 TFSI Quattro 5dr Tip troni

2018
55,000 miles
2.9L Petrol
Estate
Automatic
450 HP (330 kW)
CO2 emissions: 199 g CO2/km comb.
mpg: 32
Details

Good price

£35,494

£37,494

Motors.co.uk

GL13 9ET Gloucestershire, Gloucestershire

View the car

1 / 3

Used (2018) Audi RS4 Comfort 444 HP | Super price

Avant 2.9 TFSI V6 5dr - PanRoo

2018
50,000 miles
Trim level: Comfort
2.9L Petrol
Estate
Automatic
444 HP (326 kW)
CO2 emissions: 199 g CO2/km comb.
mpg: 8.8
Details

Super price

£39,990

Motors.co.uk

M34 5DR Audenshaw, Manchester

View the car

1 / 3

Used (2018) Audi RS4 Premium 451 HP | Fair price

A4 2.9 TFSI Quattro Auto 4WD

2018
36,900 miles
Trim level: Premium
2.9L Petrol
Estate
Automatic
451 HP (331 kW)
CO2 emissions: 199 g CO2/km comb.
mpg: 8.8
Details

Fair price

£42,500

NP44 3AS Torfaen Principal Area, Gwent

View the car

Availability verified

Featured deals

Verified Dealers

Carwow

2017

(2017) BMW M3 Competition Edition 450 HP

£28,295

Good price

You save £1,605

ST31QQ, Staffordshire

194 g CO2/km comb. - 450 HP (330 kW) - 8.3 Mpg

Carwow

2019

(2019) BMW M4 Cabriolet Competition Edition 450 HP

£27,695

Good price

You save £2,605

LL16 5TH Denbighshire, Denbighshire

232 g CO2/km comb. - 450 HP (330 kW) - 10.0 Mpg

Carwow

2019

(2019) BMW M4 Cabriolet Comfort Edition 431 HP

£25,995

Good price

You save £2,605

LL120DG

230 g CO2/km comb. - 431 HP (317 kW) - 10.0 Mpg

Carwow

2016

(2016) Audi S5 Black Edition 333 HP

£18,300

Fair price

Estimated price £18,141

G3 6ED Glasgow City, Glasgow

184 g CO2/km comb. - 333 HP (244 kW) - 7.8 Mpg

1 / 4

Used (2018) Audi RS4 Comfort 450 HP | Fair price

Avant 2.9 TFSI V6 Estate 5dr

2018
74,998 miles
Trim level: Comfort
2.9L Petrol
Estate
Automatic
450 HP (330 kW)
CO2 emissions: 199 g CO2/km comb.
mpg: 32
Details

Fair price

£33,989

Motors.co.uk

EN11 0BZ Hertfordshire, Hertfordshire

View the car

-3%

1 / 4

Used (2018) Audi RS4 Comfort 450 HP | Fair price

2.9 TFSI Quattro 5dr Tip troni

2018
47,700 miles
Trim level: Comfort
2.9L Petrol
Estate
Automatic
450 HP (330 kW)
CO2 emissions: 199 g CO2/km comb.
mpg: 32
Details

Fair price

£37,995

£39,250

Motors.co.uk

BL1 8HF Greater Manchester, Manchester

View the car

1 / 4

Used (2018) Audi RS4 Advanced Plus 450 HP | Fair price

RS4 2.9 Carbon Edition TFSI

2018
66,250 miles
Trim level: Advanced Plus
2.9L Petrol
Estate
Automatic
450 HP (330 kW)
CO2 emissions: 199 g CO2/km comb.
mpg: 8.8
Details

Fair price

£40,995

Parkers.co.uk

YO19 5PA Dunnington, North Yorkshire

View the car

-2%

1 / 1

Used (2018) Audi RS4 450 HP | Fair price

2.9 TFSI V6 Estate 5dr Petrol

2018
77,000 miles
2.9L Petrol
Estate
Automatic
450 HP (330 kW)
mpg: 32
Details

Fair price

£33,995

£34,995

Parkers.co.uk

HP11 1LP Buckinghamshire, Buckinghamshire

View the car

-20%

1 / 1

Used (2018) Audi RS4 Comfort 450 HP | Fair price

2.9 RS 4 TFSI QUATTRO 5d 444 BHP

Jul 2018
83,470 miles
Trim level: Comfort
2.9L Petrol
Estate
Automatic
450 HP (330 kW)
CO2 emissions: 199 g CO2/km comb.
mpg: 32.1
Details

Fair price

£35,990

£44,990

Parkers.co.uk

PE2 9FT Peterborough, Cambridgeshire

View the car

-1%

1 / 4

Used (2018) Audi RS4 Design 450 HP | A bit pricey

Avant 2.9 TFSI V6 Estate 5dr

2018
55,000 miles
Trim level: Design
2.9L Petrol
Estate
Automatic
450 HP (330 kW)
CO2 emissions: 199 g CO2/km comb.
mpg: 32
Details

A bit pricey

£36,989

£37,498

Motors.co.uk

SK10 2DH Cheshire East, Cheshire

View the car

Featured deals

Verified Dealers

Carwow

2016

(2016) Audi S5 Black Edition 333 HP

£16,995

Fair price

Estimated price £16,855

HP23 4NB Marsworth, Buckinghamshire

184 g CO2/km comb. - 333 HP (244 kW) - 7.8 Mpg

Carwow

2016

(2016) Audi S5 Black Edition 333 HP

£10,290

Fair price

You save £10

S801RN

184 g CO2/km comb. - 333 HP (244 kW) - 7.8 Mpg

Carwow

2019

(2019) BMW M4 Cabriolet Comfort Edition 431 HP

£20,990

Good price

You save £1,710

PE73GP

230 g CO2/km comb. - 431 HP (317 kW) - 10.0 Mpg

Carwow

2017

(2017) Audi S5 Design 354 HP

£19,949

Fair price

You save £851

WD19 4HY Hertfordshire, Hertfordshire

174 g CO2/km comb. - 354 HP (260 kW) - 7.7 Mpg

1 / 4

Used (2018) Audi RS4 Basis 450 HP | Expensive

Avant 2.9 TFSI V6

2018
107,991 miles
Trim level: Basis
2.9L Petrol
Estate
Automatic
450 HP (330 kW)
CO2 emissions: 199 g CO2/km comb.
mpg: 8.8
Details

Expensive

£27,990

Parkers.co.uk

WF2 0BG Alverthorpe, West Yorkshire

View the car

-4%

1 / 4

Used (2018) Audi RS4 Design 450 HP

A4 Avant (2018/67)RS 4 Carbon

2018
57,000 miles
Trim level: Design
2.9L Petrol
Estate
Automatic
450 HP (330 kW)
CO2 emissions: 199 g CO2/km comb.
mpg: 32
Details

£42,995

£44,995

Not evaluated

Motors.co.uk

CF47 8PE Merthyr Tydfil County Borough, Powys

View the car

1 / 4

Used (2018) Audi RS4 620 HP | Rare vehicle

A4 Avant (2018/18)RS 4 2.9 TFSI

2018
70,000 miles
2.9L Petrol
Estate
Automatic
620 HP (456 kW)
CO2 emissions: 199 g CO2/km comb.
mpg: 32
Details

£34,995

Rare vehicle

Parkers.co.uk

PH1 3TS Perth And Kinross, Perth And Kinross

View the car

Featured deals

Verified Dealers

Carwow

2018

(2018) Audi S5 354 HP

£22,399

Fair price

Estimated price £21,991

CW7 Cheshire West And Chester, Cheshire

174 g CO2/km comb. - 354 HP (260 kW) - 7.7 Mpg

Carwow

2018

(2018) Audi S5 354 HP

£19,295

Fair price

You save £5

DE53LT

174 g CO2/km comb. - 354 HP (260 kW) - 7.7 Mpg

Carwow

2018

(2018) Audi S5 354 HP

£18,299

Fair price

You save £1,001

M417TB Urmston, Manchester

174 g CO2/km comb. - 354 HP (260 kW) - 7.7 Mpg

Carwow

2018

(2018) Audi S5 S-Line 354 HP

£18,995

Fair price

You save £5

RG263JE

174 g CO2/km comb. - 354 HP (260 kW) - 7.7 Mpg

Showing 1 - 13 of 13 results

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive

See Audi RS4

Audi RS4 (146)