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) 4dr (148 bhp)
• Year: 2026
• Mileage: 5,765 miles
• Fuel: Petrol, mild hybrid
• Body: Saloon, 4 doors, 5 seats
• Engine: 1.5 litres, 148 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Black
• CO2: 122 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 5,765 miles, this 2026 Audi A3 S Line has covered about 2,500 more miles than other 2026 Audi A3 cars. The AskCar estimate for this car is £28,763. It is priced at £29,440, which is £677 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 130 days ago. Its asking price has since fallen by £4,550. The seller is Harwoods Five Oaks Audi, based in Five Oaks. 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: £677 (2%) over the AskCar estimate of £28,763.

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 130 days.

Price history

AskCar first saw this advert on 25 June 2026 at £33,990. Its asking price is now £29,440, £4,550 less. The latest price cut was seen on 24 October 2026.

Price changes recorded:

• 25 June 2026: £33,990
• 14 August 2026: £29,890
• 24 October 2026: £29,440

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 2,500 miles higher than the median mileage of a 2026 Audi A3 on AskCar.

Similar cars

58 other 2026 Audi A3 S Line 1.5 petrol automatic saloons are for sale at UK dealers, from £26,295 to £36,000, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2026 Audi A3 S Line, 1.5 petrol saloon, grey. Mileage: 5,754 miles. Price: £27,999, £1,441 less than this car. Dealer: Eastern Western Motor Group Audi Stirling in Stirling. AskCar page: https://askcar.co.uk/car/audi-a3-2026-7b14c1d8ae3f
• 2026 Audi A3 S Line, 1.5 petrol saloon, blue. Mileage: 5,668 miles. Price: £27,100, £2,340 less than this car. Dealer: JCT600 Doncaster Audi in Doncaster. AskCar page: https://askcar.co.uk/car/audi-a3-2026-c3a322d7e6aa
• 2026 Audi A3 S Line, 1.5 petrol saloon, green. Mileage: 5,651 miles. Price: £27,300, £2,140 less than this car. Dealer: Mon Motors Bristol Audi in Bristol. AskCar page: https://askcar.co.uk/car/audi-a3-2026-6686ac53456a

• The nearest: 2026 Audi A3 S Line, 1.5 petrol saloon, black, 16 miles from this car. Mileage: 3,400 miles. Price: £29,695, £255 more than this car. Dealer: Caffyns Audi Worthing in Angmering. AskCar page: https://askcar.co.uk/car/audi-a3-2026-01a0e773aa7b