2017 Audi A6 Avant

2.0 TDI S Line S tronic 4WD Euro 6 (s/s) 5dr (187 bhp)

£13,750

Above the going rate: £1,105 over the typical £12,645 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: 2.0 TDI S Line S tronic 4WD Euro 6 (s/s) 5dr (187 bhp)
Mileage: 90,042 miles
Year: 2017
Fuel type: Diesel
Body type: Estate
Engine: 2.0 L
Gearbox: Automatic
Power: 187 bhp
Seats: 5
CO2: 133 g/km
Colour: Grey
Doors: 5
Driven wheels: Four Wheel Drive
Gearbox version: S tronic
Engine badge: TDI
Emissions standard: Euro 6

About this car

At 90,042 miles, this 2017 Audi A6 Avant S Line has covered about 9,000 more miles than other 2017 Audi A6 Avant cars. The dealer is asking £13,750, which is £1,105 above our market estimate of £12,645. To estimate its market asking price, we analyse UK dealer adverts for 780 Audi A6 Avant cars across different ages and specifications. It first appeared in our advert records 111 days ago. Our comparison with the latest MOT reading has not flagged a mileage discrepancy. It is for sale at Clearly Cars in Belfast.

Stock data from 19 October 2026.

How we estimate prices and check cars

Price history

First seen on 1 July 2026, 111 days ago. Advert duration calculated on 20 October 2026.

Recorded asking prices
Date observed	Asking price
1 July 2026	£13,750
17 July 2026	£13,750
19 October 2026	£13,750

Price and mileage comparison

Estimated market asking price: £12,645. The asking price is £1,105 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 780 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 9,000 miles higher than typical for a 2017 Audi A6 Avant.

The advertised mileage is consistent with the last MOT reading.

10 other cars with the same year, trim, gearbox and fuel are for sale from £7,895 to £16,995.

Other matching cars (up to five, cheapest first)
Asking price	Mileage
£7,895	144,520 miles
£9,995	125,000 miles
£10,995	115,000 miles
£11,595	97,712 miles
£13,990	71,100 miles

These cars have covered 42,069–144,520 miles, compared with 90,042 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 · 2017 Audi A6 Avant price guide

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Dealer

Clearly Cars, Belfast. Across the dealer network: 51 cars for sale.

Dealer postcode: BT4 2DY.