2018 Audi RS6 Avant

4.0 TFSI V8 Performance Tiptronic 4WD Euro 6 (s/s) 5dr

£47,980

Above the going rate: £4,015 over the typical £43,965 for this model, age and mileage, drawing on 272 adverts of this make and model.

Overview

Make: Audi
Model: RS6 Avant
Trim: PERFORMANCE
Version: 4.0 TFSI V8 Performance Tiptronic 4WD Euro 6 (s/s) 5dr
Mileage: 57,000 miles
Year: 2018
Fuel type: Petrol
Body type: Estate
Engine: 4.0 L
Gearbox: Automatic
Seats: 5
CO2: 223 g/km
Colour: Grey
Doors: 5
Driven wheels: Four Wheel Drive
Gearbox version: Tiptronic
Engine badge: TFSI V8
Emissions standard: Euro 6

About this car

This 2018 Audi RS6 Avant Performance has covered 57,000 miles. Our estimated market asking price is £43,965. This car is advertised at £47,980, which is £4,015 above that figure. We use UK dealer asking prices, including 272 Audi RS6 Avant listings, and account for the car’s age, mileage and specification. This car was first seen in our listings data 28 days ago. MOT records show an expiry date of 28 October 2026, and the latest recorded mileage is consistent with the advert. The seller is Banbury Motors, based in Banbury.

Stock data from 20 October 2026.

How we estimate prices and check cars

Price history

First seen on 23 September 2026, 28 days ago. Advert duration calculated on 21 October 2026.

Recorded asking prices
Date observed	Asking price
23 September 2026	£47,980
20 October 2026	£47,980

Price and mileage comparison

Estimated market asking price: £43,965. The asking price is £4,015 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 272 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 28 October 2026. 53,657 miles at the last test.

6 other cars with the same year, trim, gearbox and fuel are for sale from £39,995 to £55,000.

Other matching cars (up to five, cheapest first)
Asking price	Mileage
£39,995	64,000 miles
£41,995	65,225 miles
£44,295	48,000 miles
£46,795	48,063 miles
£46,995	67,005 miles

These cars have covered 25,000–67,005 miles, compared with 57,000 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 RS6 Avant cars for sale · 2018 Audi RS6 Avant price guide

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Dealer

Banbury Motors, Banbury. Across the dealer network: 20 cars for sale.

Dealer postcode: OX16 1TF.