2026 Audi A3 2.0 TDI S Line

Overview

• Make: Audi
• Model: A3
• Trim: S Line
• Version: 2.0 TDI S Line S tronic FWD Euro 6 (s/s) 5dr Sportback (148 bhp)
• Year: 2026
• Mileage: 3,877 miles
• Fuel: Diesel
• Body: Hatchback, 5 doors, 5 seats
• Engine: 2.0 litres, 148 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Blue
• CO2: 134 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2026 Audi A3 S Line has covered 3,877 miles. The AskCar estimate for this car is £31,467. It is priced at £31,780, which is £313 above that estimate. To work out the AskCar estimate, we analyse UK dealer adverts for 6,542 Audi A3 cars across different ages and specifications. We first saw this car advertised 44 days ago. Its asking price has since fallen by £200. The seller is Marshall Motor Group Taunton Audi, based in Taunton. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 2 November 2026.

How we estimate prices and check cars

Price

Fair price: £313 (under 1%) over the AskCar estimate of £31,467.

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 6,542 priced Audi A3 adverts across different ages and specifications, as of 2 November 2026.

A 2026 Audi A3 with the 2.0 diesel engine is typically advertised at £30,900: the median of the 39 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2026 Audi A3 has been on sale for at least 44 days.

Price history

AskCar first saw this advert on 19 September 2026 at £31,980. Its asking price is now £31,780, £200 less. The latest price cut was seen on 26 October 2026.

Price changes recorded:

• 19 September 2026: £31,980
• 26 October 2026: £31,780

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 600 miles higher than the median mileage of a 2026 Audi A3 on AskCar.

Similar cars

7 other 2026 Audi A3 S Line 2.0 diesel automatic hatchbacks are for sale at UK dealers, from £29,121 to £34,199, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2026 Audi A3 S Line, 2.0 diesel hatchback, green. Mileage: 5,315 miles. Price: £29,121, £2,659 less than this car. Dealer: JCT600 Volkswagen Sheffield in Sheffield. AskCar page: https://askcar.co.uk/car/audi-a3-2026-eeed2c79de73
• 2026 Audi A3 S Line, 2.0 diesel hatchback, white. Mileage: 1,033 miles. Price: £32,000, £220 more than this car. Dealer: Sytner Group Leicester Audi in Leicester. AskCar page: https://askcar.co.uk/car/audi-a3-2026-91cd83ca79ee
• 2026 Audi A3 S Line, 2.0 diesel hatchback, grey. Mileage: 1,000 miles. Price: £30,000, £1,780 less than this car. Dealer: Sytner Group Wakefield Audi in Wakefield. AskCar page: https://askcar.co.uk/car/audi-a3-2026-4e6bd08a3b8c