2023 Audi A6 Avant

2.0 TDI 40 S Line S tronic 4WD Euro 6 (s/s) 5dr (201 bhp)

£29,552

Fair price: within 8% of the typical £30,038 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 4WD Euro 6 (s/s) 5dr (201 bhp)
Mileage
24,403 miles
Year
2023
Fuel type
Diesel
Body type
Estate
Engine
2.0 L
Gearbox
Automatic
Power
201 bhp
Seats
5
CO2
152 g/km
Colour
Black
Doors
5
Driven wheels
Four Wheel Drive
Gearbox version
S tronic
Engine badge
TDI
Emissions standard
Euro 6

About this car

With 24,403 miles on the clock, this 2023 Audi A6 Avant S Line has done roughly 8,500 fewer miles than a typical 2023 Audi A6 Avant. Our estimated market asking price is £30,038. This car is advertised at £29,552, which is £486 below that figure. To estimate its market asking price, we analyse UK dealer adverts for 789 Audi A6 Avant cars across different ages and specifications. It first appeared in our advert records 47 days ago. The latest MOT record shows an expiry date of 15 May 2027, with the advertised mileage consistent with the recorded reading. It is advertised by Wynyard Motor Company in Stockton-on-Tees.

Stock data from 21 October 2026.

How we estimate prices and check cars

Price history

First seen on 5 September 2026, 47 days ago. Advert duration calculated on 22 October 2026.

Recorded asking prices
Date observedAsking price
16 October 2026£29,552
21 October 2026£29,552

Price and mileage comparison

Estimated market asking price: £30,038. The asking price is £486 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 789 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 8,500 miles lower than typical for a 2023 Audi A6 Avant.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 15 May 2027. 21,382 miles at the last test.

5 other cars with the same year, trim, gearbox and fuel are for sale from £21,990 to £29,750.

Other matching cars
Asking priceMileage
£21,99085,820 miles
£27,49536,300 miles
£28,45030,361 miles
£29,25035,700 miles
£29,75023,503 miles

These cars have covered 23,503–85,820 miles, compared with 24,403 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 · 2023 Audi A6 Avant price guide

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Dealer

Wynyard Motor Company, Stockton-on-Tees. Across the dealer network: 64 cars for sale.

Dealer postcode: TS18 2NR.

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
Closed

Vehicle photos