2018 Audi A6 Avant

2.0 TDI 40 S Line S tronic FWD Euro 6 (s/s) 5dr (201 bhp)

£13,995

Above the going rate: £2,225 over the typical £11,770 for this model, age and mileage, drawing on 789 adverts of this make and model.

Overview

Make
Audi
Model
A6 Avant
Trim
S LINE
Version
2.0 TDI 40 S Line S tronic FWD Euro 6 (s/s) 5dr (201 bhp)
Mileage
135,961 miles
Year
2018
Fuel type
Diesel
Body type
Estate
Engine
2.0 L
Gearbox
Automatic
Power
201 bhp
Seats
5
CO2
124 g/km
Colour
Black
Doors
5
Driven wheels
Front Wheel Drive
Gearbox version
S tronic
Engine badge
TDI
Emissions standard
Euro 6

About this car

This 2018 Audi A6 Avant S Line has covered 135,961 miles, around 52,600 more than typical for its age. Its asking price of £13,995 is £2,225 above our estimate of £11,770. We use UK dealer asking prices, including 789 Audi A6 Avant listings, and account for the car’s age, mileage and specification. This car was first seen in our listings data 148 days ago. Its recorded MOT is valid until 4 December 2026, and its advertised mileage is consistent with the latest MOT reading. It is advertised by Motorport in Bedford.

Stock data from 21 October 2026.

How we estimate prices and check cars

Price history

First seen on 28 May 2026, 148 days ago. Advert duration calculated on 23 October 2026.

Recorded asking prices
Date observedAsking price
29 May 2026£13,990
18 June 2026£13,490
4 July 2026£13,250
11 July 2026£13,250
13 July 2026£13,995
14 July 2026£13,995
21 October 2026£13,995

Price and mileage comparison

Estimated market asking price: £11,770. The asking price is £2,225 above 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 789 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 52,600 miles higher than typical for a 2018 Audi A6 Avant.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 4 December 2026. 134,513 miles at the last test.

17 other cars with the same year, trim, gearbox and fuel are for sale from £9,950 to £23,990.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£9,950124,000 miles
£10,995108,000 miles
£12,995148,000 miles
£13,11077,177 miles
£13,995121,177 miles

These cars have covered 46,000–148,000 miles, compared with 135,961 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 A6 Avant cars for sale · 2018 Audi A6 Avant price guide

How to contact the dealer, its opening hours and the cheaper cars like this one are on this AskCar page.

Vehicle photos