2018 Audi A8

3.0 50 TDI S Line Tiptronic 4WD Euro 6 4dr (282 bhp)

£22,995

Fair price: within 8% of the typical £23,546 for this model, age and mileage, drawing on 213 adverts of this make and model.

Overview

Make
Audi
Model
A8
Trim
S LINE
Version
3.0 50 TDI S Line Tiptronic 4WD Euro 6 4dr (282 bhp)
Mileage
56,122 miles
Year
2018
Fuel type
Diesel
Body type
Saloon
Engine
3.0 L
Gearbox
Automatic
Power
282 bhp
Seats
5
CO2
156 g/km
Colour
Grey
Doors
4
Driven wheels
Four Wheel Drive
Gearbox version
Tiptronic
Emissions standard
Euro 6

About this car

This 2018 Audi A8 S Line has covered 56,122 miles. The dealer is asking £22,995, which is £551 below our market estimate of £23,546. To estimate its market asking price, we analyse UK dealer adverts for 213 Audi A8 cars across different ages and specifications. Since we first spotted the advert 18 days ago, the asking price has dropped by £505. The latest MOT record shows an expiry date of 8 December 2026, with the advertised mileage consistent with the recorded reading.

Stock data from 19 October 2026.

How we estimate prices and check cars

Price history

First seen on 2 October 2026, 18 days ago. Advert duration calculated on 20 October 2026. Net asking-price reduction: £505 from the first recorded £23,500. 1 price reduction recorded, the latest observed on 13 October 2026.

Recorded asking prices
Date observedAsking price
2 October 2026£23,500
13 October 2026£22,995
19 October 2026£22,995

Price and mileage comparison

Estimated market asking price: £23,546. The asking price is £551 below this estimate.

The estimate uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It estimates an advertised price, not a confirmed sale price.

The pricing calculation includes 213 adverts of this make and model across different ages and specifications.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 8 December 2026. 48,978 miles at the last test.

4 other cars with the same year, trim, gearbox and fuel are for sale from £16,950 to £24,498.

Other matching cars
Asking priceMileage
£16,95099,000 miles
£17,29598,336 miles
£18,99889,510 miles
£24,49852,911 miles

These cars have covered 52,911–99,000 miles, compared with 56,122 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. Our estimate adjusts for these differences using the wider market data.

Browse all Audi A8 cars for sale · 2018 Audi A8 price guide

Similar cars for less

Dealer

Grange. Across the dealer network: 16 branches, 377 cars for sale.

Vehicle photos