2018 Audi A6 Avant

1.8 TFSI S Line S tronic FWD Euro 6 5dr (187 bhp)

£14,950

Fair price: within 8% of the typical £16,092 for this model, age and mileage, drawing on 780 adverts of this make and model.

Overview

Make
Audi
Model
A6 Avant
Trim
S LINE
Version
1.8 TFSI S Line S tronic FWD Euro 6 5dr (187 bhp)
Mileage
47,345 miles
Year
2018
Fuel type
Petrol
Body type
Estate
Engine
1.8 L
Gearbox
Automatic
Power
187 bhp
Seats
5
CO2
137 g/km
Colour
Black
Doors
5
Driven wheels
Front Wheel Drive
Gearbox version
S tronic
Engine badge
TFSI
Emissions standard
Euro 6

About this car

This 2018 Audi A6 Avant S Line is advertised with 47,345 miles, approximately 36,300 below the typical mileage for its age. At £14,950, it is advertised £1,142 below our estimated market asking price of £16,092. Our estimate draws on 780 Audi A6 Avant adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this advert 73 days ago, and its asking price has since fallen by £800. The recorded MOT expired on 24 June 2026, so ask the dealer whether it has been renewed. Its advertised mileage is consistent with the latest recorded MOT reading. It is for sale at Kayan Motors in London.

Stock data from 19 October 2026.

How we estimate prices and check cars

Price history

First seen on 8 August 2026, 73 days ago. Advert duration calculated on 20 October 2026. Net asking-price reduction: £800 from the first recorded £15,750. 1 price reduction recorded, the latest observed on 10 August 2026.

Recorded asking prices
Date observedAsking price
8 August 2026£15,750
10 August 2026£14,950
19 October 2026£14,950

Price and mileage comparison

Estimated market asking price: £16,092. The asking price is £1,142 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 780 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 36,300 miles lower than typical for a 2018 Audi A6 Avant.

The advertised mileage is consistent with the last MOT reading.

The recorded MOT has expired; ask the dealer for an up-to-date MOT.

MOT

MOT not valid until 24 June 2026. 43,096 miles at the last test.

6 other cars with the same year, trim, gearbox and fuel are for sale from £10,695 to £15,990.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£10,69599,290 miles
£13,19070,000 miles
£13,49569,549 miles
£13,99061,000 miles
£15,99038,406 miles

These cars have covered 38,406–99,290 miles, compared with 47,345 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

Dealer

Kayan Motors, London. Across the dealer network: 34 cars for sale.

Dealer postcode: HA0 1JQ.

Dealer opening hours

Monday
09:00-18:30
Tuesday
09:00-18:30
Wednesday
09:00-18:30
Thursday
09:00-18:30
Friday
09:00-18:30
Saturday
09:00-18:30
Sunday
09:00-18:30

Vehicle photos