2026 Audi A3 1.5 TFSI S Line

Overview

• Make: Audi
• Model: A3
• Trim: S Line
• Version: 1.5 TFSI S Line S tronic FWD Euro 6 (s/s) 5dr Sportback (148 bhp)
• Year: 2026
• Mileage: 3,000 miles
• Fuel: Petrol, mild hybrid
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.5 litres, 148 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Black
• CO2: 125 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2026 Audi A3 S Line is advertised with 3,000 miles on the clock. Priced at £29,495, it is advertised £703 above the AskCar estimate of £28,792. The AskCar estimate draws on 6,542 Audi A3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this advert 122 days ago, and its asking price has since fallen by £3,495. The seller is Group 1 Automotive Finchley Road Audi, based in London. 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: £703 (2%) over the AskCar estimate of £28,792.

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 1.5 petrol engine is typically advertised at £29,700: the median of the 714 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2026 Audi A3 has been on sale for at least 122 days.

Price history

AskCar first saw this advert on 3 July 2026 at £32,990. Its asking price is now £29,495, £3,495 less. The latest price cut was seen on 29 September 2026.

Price changes recorded:

• 3 July 2026: £32,990
• 8 September 2026: £31,990
• 11 September 2026: £30,490
• 22 September 2026: £29,990
• 29 September 2026: £29,495

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 300 miles lower than the median mileage of a 2026 Audi A3 on AskCar.

Similar cars

181 other 2026 Audi A3 S Line 1.5 petrol automatic hatchbacks are for sale at UK dealers, from £25,249 to £35,000, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2026 Audi A3 S Line, 1.5 petrol hatchback, black. Mileage: 3,000 miles. Price: £32,500, £3,005 more than this car. Dealer: Sytner Group North Wales Audi in Conwy. AskCar page: https://askcar.co.uk/car/audi-a3-2026-5fec12d347a3
• 2026 Audi A3 S Line, 1.5 petrol hatchback, black. Mileage: 3,061 miles. Price: £28,023, £1,472 less than this car. Dealer: Lookers Audi Glasgow in Glasgow. AskCar page: https://askcar.co.uk/car/audi-a3-2026-2bcb3fcfcb59
• 2026 Audi A3 S Line, 1.5 petrol hatchback, grey. Mileage: 3,077 miles. Price: £29,750, £255 more than this car. Dealer: Sytner Group Wakefield Audi in Wakefield. AskCar page: https://askcar.co.uk/car/audi-a3-2026-66a73e67ec08

• The nearest: 2026 Audi A3 S Line, 1.5 petrol hatchback, black, under a mile from this car. Mileage: 5,450 miles. Price: £27,495, £2,000 less than this car. Dealer: Group 1 Automotive Finchley Road Audi in Camden. AskCar page: https://askcar.co.uk/car/audi-a3-2026-8eef038ee731