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
• Year: 2026
• Mileage: 7,418 miles
• Fuel: Petrol
• Body: Saloon, 4 doors, 5 seats
• Engine: 1.5 litres
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 121 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 7,418 miles, this 2026 Audi A3 S Line has covered about 4,200 more miles than other 2026 Audi A3 cars. The AskCar estimate for this car is £28,637. It is priced at £27,350, which is £1,287 below that estimate. The AskCar estimate uses UK dealer asking prices, including 6,542 Audi A3 adverts, and accounts for the car’s age, mileage and specification. We first saw this car advertised 31 days ago. Its asking price has since fallen by £300. The seller is Mon Motors Bristol Audi, based in Bristol. 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: £1,287 (4%) under the AskCar estimate of £28,637.

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 31 days.

Price history

AskCar first saw this advert on 2 October 2026 at £27,650. Its asking price is now £27,350, £300 less. The latest price cut was seen on 23 October 2026.

Price changes recorded:

• 2 October 2026: £27,650
• 16 October 2026: £27,550
• 23 October 2026: £27,350

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 4,200 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, black. Mileage: 6,993 miles. Price: £29,995, £2,645 more than this car. Dealer: Cameron Motor Group Perth Audi in Perth. AskCar page: https://askcar.co.uk/car/audi-a3-2026-16ea7815856b
• 2026 Audi A3 S Line, 1.5 petrol saloon, blue. Mileage: 7,998 miles. Price: £29,499, £2,149 more than this car. Dealer: Eastern Western Motor Group Audi Stirling in Stirling. AskCar page: https://askcar.co.uk/car/audi-a3-2026-ae730c66c38b
• 2026 Audi A3 S Line, 1.5 petrol saloon, black. Mileage: 8,000 miles. Price: £35,786, £8,436 more than this car. Dealer: JCT600 Doncaster Audi in Doncaster. AskCar page: https://askcar.co.uk/car/audi-a3-2026-bc034d33e3d3

• The nearest: 2026 Audi A3 S Line, 1.5 petrol saloon, green, under a mile from this car. Mileage: 5,651 miles. Price: £27,300, £50 less than this car. Dealer: Mon Motors Bristol Audi in Bristol. AskCar page: https://askcar.co.uk/car/audi-a3-2026-6686ac53456a