2018 Audi S6 Avant

4.0 TFSI V8 S tronic 4WD Euro 6 (s/s) 5dr (444 bhp)

£22,760

Overview

Make: Audi
Model: S6 Avant
Version: 4.0 TFSI V8 S tronic 4WD Euro 6 (s/s) 5dr (444 bhp)
Mileage: 81,119 miles
Year: 2018
Fuel type: Petrol
Body type: Estate
Engine: 4.0 L
Gearbox: Automatic
Power: 444 bhp
Seats: 5
CO2: 224 g/km
Colour: Grey
Doors: 5
Driven wheels: Four Wheel Drive
Gearbox version: S tronic
Engine badge: TFSI V8
Emissions standard: Euro 6

About this car

This 2018 Audi S6 Avant is advertised with 81,119 miles on the clock. The asking price is now £430 lower than when we first recorded the advert 83 days ago. It may give you a starting point for a conversation about price. MOT records show an expiry date of 27 May 2027, and the latest recorded mileage is consistent with the advert. The seller is Evans Halshaw Vauxhall Bedford, based in Bedford.

Stock data from 19 October 2026.

How we estimate prices and check cars

Price history

First seen on 29 July 2026, 83 days ago. Advert duration calculated on 20 October 2026. Net asking-price reduction: £430 from the first recorded £23,190. 8 price reductions recorded, the latest observed on 13 October 2026.

Recorded asking prices
Date observed	Asking price
29 July 2026	£23,190
31 July 2026	£23,490
10 August 2026	£23,350
11 August 2026	£23,350
25 August 2026	£23,180
8 September 2026	£23,110
16 September 2026	£23,040
22 September 2026	£22,970
29 September 2026	£22,900
7 October 2026	£22,830
13 October 2026	£22,760
19 October 2026	£22,760

Price and mileage comparison

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 27 May 2027. 78,219 miles at the last test.

1 other cars with the same year, trim, gearbox and fuel are for sale from £23,595 to £23,595.

Other matching cars
Asking price	Mileage
£23,595	80,000 miles

These cars have covered 80,000 miles, compared with 81,119 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 S6 Avant cars for sale · 2018 Audi S6 Avant price guide

Dealer

Evans Halshaw Vauxhall Bedford, Bedford. Across the dealer network: 84 branches, 10,599 cars for sale.

Dealer postcode: MK41 9SD.

Dealer opening hours

Monday: 09:00-18:00
Tuesday: 09:00-18:00
Wednesday: 09:00-18:00
Thursday: 09:00-18:00
Friday: 09:00-18:00
Saturday: 09:00-18:00
Sunday: 11:00-17:00