2018 Audi A8 • Compare 13 used cars with valuation

Market overview: March-2026 Price Analysis: A used Audi A8 from 2018 currently costs between £18,795 and £25,490. On average, the mileage for this year stands at 56,092 miles. The depreciation and price trend over the last 12 months is £700.

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2018

(2018) Audi A8 Comfort 286 HP

£21,990

Fair price

You save £310

G74 5NU East Kilbride, Lanarkshire

148 g CO2/km comb. - 286 HP (210 kW) - 37.7 Mpg

Carwow

2019

(2019) Audi A8 Comfort 286 HP

£22,995

Good price

You save £1,505

YO19 5PA Dunnington, North Yorkshire

148 g CO2/km comb. - 286 HP (210 kW) - 6.9 Mpg

Carwow

2016

(2016) Audi A8 Sport 262 HP

£15,990

Good price

You save £1,210

PE20 3JN Swineshead, Lincolnshire

155 g CO2/km comb. - 262 HP (192 kW) - 5.9 Mpg

Carwow

2018

(2018) Audi S4 354 HP

£25,299

Fair price

Estimated price £24,762

CW73AL

179 g CO2/km comb. - 354 HP (260 kW) - 7.8 Mpg

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive

-3%

1 / 4

Used (2018) Audi A8 Advanced 286 HP | Good price

50 TDI Quattro 4dr Tiptronic

2018
48,738 miles
Trim level: Advanced
3.0L Diesel
Sedan
Automatic
286 HP (210 kW)
Details

Good price

£21,799

£22,499

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-2%

1 / 4

Used (2018) Audi A8 Advanced | Good price

50 TDI Quattro 4dr Tiptronic

2018
46,700 miles
Trim level: Advanced
3.0L Hybrid
Sedan
Automatic
mpg: 37.7
Details

Good price

£21,500

£22,000

Parkers.co.uk

LE2 1RH Leicester, Leicestershire

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-4%

1 / 3

Used (2018) Audi A8 Comfort 286 HP | Fair price

3.0 TDI V6 50 Tiptronic quattro

2018
66,535 miles
Trim level: Comfort
3.0L Diesel
Sedan
Automatic
286 HP (210 kW)
mpg: 37.7
CO2: 148 g CO2/km comb.
Details

Fair price

£21,990

£22,990

G74 5NU East Kilbride, Lanarkshire

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-1%

1 / 4

Used (2018) Audi A8 Advanced 286 HP | Fair price

3.0 TDI V6 50 Saloon 4dr Diesel

2018
44,509 miles
Trim level: Advanced
3.0L Diesel
Sedan
Automatic
286 HP (210 kW)
Details

Fair price

£24,495

£24,795

Motors.co.uk

LU3 3AN Luton, Bedfordshire

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2018

(2018) Audi S4 Design 354 HP

£20,999

Fair price

You save £301

CM23 3LJ Hertfordshire, Hertfordshire

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

Carwow

2018

(2018) Audi S4 354 HP

£21,995

Fair price

Estimated price £20,982

NE129SW

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

Carwow

2018

(2018) Audi S4 Comfort 354 HP

£25,950

Fair price

Estimated price £25,806

SL09HW

179 g CO2/km comb. - 354 HP (260 kW) - 7.8 Mpg

Carwow

2018

(2018) BMW 340 M Sport 326 HP

£22,495

Fair price

You save £1,305

GU24 9PL West End, Surrey

168 g CO2/km comb. - 326 HP (239 kW) - 7.3 Mpg

1 / 4

Used (2018) Audi A8 Design | Fair price

55 TFSI Quattro 4dr Tiptronic

2018
85,500 miles
Trim level: Design
3.0L Hybrid
Sedan
Automatic
mpg: 28.0
Details

Fair price

£18,795

Motors.co.uk

CV6 5NY West Midlands, West Midlands

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-3%

1 / 4

Used (2018) Audi A8 Advanced 286 HP | Fair price

50 TDI Quattro 4dr Tiptronic

2018
44,577 miles
Trim level: Advanced
3.0L Diesel
Sedan
Automatic
286 HP (210 kW)
mpg: 37.7
Details

Fair price

£25,490

£26,490

Parkers.co.uk

BT78 5HZ Fermanagh And Omagh

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1 / 3

Used (2018) Audi A8 Advanced | Fair price

55 TFSI Quattro 4dr Tiptronic

2018
49,333 miles
Trim level: Advanced
3.0L Hybrid
Sedan
Automatic
mpg: 28.0
Details

Fair price

£22,995

Parkers.co.uk

IG6 3UJ Greater London, London

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1 / 4

Used (2018) Audi A8 Advanced | Fair price

3.0 TDI V6 50 Tiptronic quattro

2018
34,900 miles
Trim level: Advanced
3.0L Hybrid
Sedan
Automatic
mpg: 37.7
Details

Fair price

£24,950

Parkers.co.uk

NG31 7XT Lincolnshire, Lincolnshire

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-2%

1 / 4

Used (2018) Audi A8 Advanced 286 HP | Fair price

Saloon (2018/67)50 TDI Quattro

2018
36,000 miles
Trim level: Advanced
3.0L Diesel
Sedan
Automatic
286 HP (210 kW)
mpg: 37.7
Details

Fair price

£24,495

£24,995

Motors.co.uk

CH5 3EN Hawarden, Clwyd

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1 / 1

Used (2018) Audi A8 Advanced 286 HP | A bit pricey

50 TDI Quattro 4dr Tiptronic

2018
71,000 miles
Trim level: Advanced
3.0L Diesel
Sedan
Automatic
286 HP (210 kW)
mpg: 37.7
Details

A bit pricey

£22,499

Parkers.co.uk

CH62 3PB Bromborough, Merseyside

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2020

(2020) BMW 435 M Sport 313 HP

£22,995

Fair price

Estimated price £22,150

DE73 7HL Stenson, Derbyshire

183 g CO2/km comb. - 313 HP (230 kW) - 6.9 Mpg

Carwow

2019

(2019) BMW 435 M Sport 313 HP

£19,698

Fair price

You save £702

B33 0LD West Midlands, West Midlands

183 g CO2/km comb. - 313 HP (230 kW) - 6.9 Mpg

Carwow

2020

(2020) Audi S4 347 HP

£23,897

Fair price

You save £603

S13 9BS Handsworth, South Yorkshire

181 g CO2/km comb. - 347 HP (255 kW) - 6.9 Mpg

Carwow

2018

(2018) Audi S4 Design 354 HP

£22,495

Fair price

You save £805

RG26 3JE Hampshire, Hampshire

179 g CO2/km comb. - 354 HP (260 kW) - 7.8 Mpg

1 / 3

Used (2018) Audi A8 | Expensive

50 TDI Quattro 4dr Tiptronic

2018
62,581 miles
3.0L Hybrid
Sedan
Automatic
Details

Expensive

£22,990

Motors.co.uk

LU3 1RJ Luton, Bedfordshire

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1 / 1

Used (2018) Audi A8 Sport | Expensive

50 TDI Quattro 4dr Tiptronic

2018
83,000 miles
Trim level: Sport
3.0L Hybrid
Sedan
Automatic
mpg: 37.7
Details

Expensive

£20,995

Parkers.co.uk

BT32 4HH Armagh City, Banbridge And Craigavon

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1 / 4

Used (2018) Audi A8 286 HP | Expensive

50 TDI Quattro 4dr Tiptronic

2018
55,821 miles
3.0L Diesel
Sedan
Automatic
286 HP (210 kW)
Details

Expensive

£24,999

Motors.co.uk

BT48 7PU Derry And Strabane

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2020

(2020) BMW 435 M Sport 313 HP

£19,490

Fair price

Estimated price £19,418

RG26 3JE Hampshire, Hampshire

183 g CO2/km comb. - 313 HP (230 kW) - 6.9 Mpg

Carwow

2018

(2018) Audi S4 S-Line 354 HP

£27,200

Fair price

You save £100

ME5 9QG Kent, Kent

179 g CO2/km comb. - 354 HP (260 kW) - 7.8 Mpg

Carwow

2018

(2018) Audi S4 354 HP

£20,099

Fair price

You save £301

CW7 Cheshire West And Chester, Cheshire

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

Carwow

2019

(2019) BMW 630 M Sport 265 HP

£19,999

Fair price

You save £501

CW7 Cheshire West And Chester, Cheshire

193 g CO2/km comb. - 265 HP (194 kW) - 47.9 Mpg

Showing 1 - 13 of 13 results

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