2023 Audi A6 Avant 2.0 TDI S Line

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)
• Year: 2023
• Mileage: 36,164 miles
• Fuel: Diesel
• Body: Estate, 5 doors, 5 seats
• Engine: 2.0 litres, 201 bhp
• Gearbox: Automatic (S tronic)
• Drive: Four-wheel drive
• Colour: Grey
• CO2: 152 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Audi A6 Avant S Line has covered 36,164 miles. Priced at £26,775, it is advertised £1,303 below the AskCar estimate of £28,078. To work out the AskCar estimate, we analyse UK dealer adverts for 783 Audi A6 Avant cars across different ages and specifications. We first recorded this car for sale 8 days ago. Its advertised mileage matches the government's MOT record. You can find this car at Lawrence Warner Specialist Cars in Havant. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,303 (4%) under the AskCar estimate of £28,078.

The AskCar estimate is our expected asking price for this car. It uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It is an advertised price, not a confirmed sale price.

It draws on 783 priced Audi A6 Avant adverts across different ages and specifications, as of 6 November 2026.

A 2023 Audi A6 Avant with the 2.0 diesel engine is typically advertised at £25,300: the median of the 97 for sale on AskCar, as of 6 November 2026.

Time on sale

This 2023 Audi A6 Avant has been on sale for at least 8 days.

Price history

AskCar first saw this advert on 29 October 2026 at £26,775. Its asking price has not changed.

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 6 November 2026: valid until 20 July 2027.

It has had one MOT, on 16 July 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 36,083 miles, which matches the advertised 36,164 miles.

Advertised mileage is about 1,600 miles higher than the median mileage of a 2023 Audi A6 Avant on AskCar.

Similar cars

7 other 2023 Audi A6 Avant S Line 2.0 diesel automatic estates are for sale at UK dealers, from £21,990 to £30,990, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2023 Audi A6 Avant S Line, 2.0 diesel estate, black. Mileage: 40,557 miles. Price: £27,995, £1,220 more than this car. Dealer: Eakin Brothers in Londonderry. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2023-727e6ebfd37f
• 2023 Audi A6 Avant S Line, 2.0 diesel estate, grey. Mileage: 30,361 miles. Price: £28,450, £1,675 more than this car. Dealer: Group 1 Automotive Whetstone Audi in Whetstone. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2023-2cb048005019
• 2023 Audi A6 Avant S Line, 2.0 diesel estate, grey. Mileage: 23,503 miles. Price: £29,749, £2,974 more than this car. Dealer: Ballyrobert Mallusk in Belfast. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2023-3dc2896ceb02

• The nearest: 2023 Audi A6 Avant S Line, 2.0 diesel estate, grey, 60 miles from this car. Mileage: 22,201 miles. Price: £29,500, £2,725 more than this car. Dealer: Sytner Select Swindon in Swindon. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2023-78017b459917