2018 Audi A6 Avant

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

£13,995

Fair price: within 8% of the typical £13,008 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
121,177 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
White
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 is advertised with 121,177 miles, approximately 37,800 above the typical mileage for its age. Our estimated market asking price is £13,008. This car is advertised at £13,995, which is £987 above that figure. We use UK dealer asking prices, including 789 Audi A6 Avant listings, and account for the car’s age, mileage and specification. Since we first spotted the advert 36 days ago, the asking price has dropped by £500. The latest MOT record shows an expiry date of 30 October 2026, with the advertised mileage consistent with the recorded reading. It is advertised by Blackline Motors in Oldham.

Stock data from 21 October 2026.

How we estimate prices and check cars

Price history

First seen on 16 September 2026, 36 days ago. Advert duration calculated on 22 October 2026. Net asking-price reduction: £500 from the first recorded £14,495. 1 price reduction recorded, the latest observed on 30 September 2026.

Recorded asking prices
Date observedAsking price
16 September 2026£14,495
30 September 2026£13,995
21 October 2026£13,995

Price and mileage comparison

Estimated market asking price: £13,008. The asking price is £987 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 37,800 miles higher than typical for a 2018 Audi A6 Avant.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 30 October 2026. 91,515 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
£13,995135,961 miles

These cars have covered 46,000–148,000 miles, compared with 121,177 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

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Dealer

Blackline Motors, Oldham. Across the dealer network: 194 cars for sale.

Dealer postcode: OL9 6HT.

Dealer opening hours

Monday
09:00-17:30
Tuesday
09:00-17:30
Wednesday
09:00-17:30
Thursday
09:00-17:30
Friday
09:00-17:30
Saturday
09:00-17:00
Sunday
11:00-16:00

Vehicle photos