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: 1,420 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

The advertised mileage for this 2026 Audi A3 S Line is 1,420 miles. Its asking price of £27,999 is £2,163 below the AskCar estimate of £30,162. The AskCar estimate uses 6,542 UK dealer adverts for the Audi A3, with adjustments for age, mileage, trim, engine and other specifications. Since we first spotted the advert 40 days ago, the asking price has dropped by £1,000. You can find this car at cinch in Beckenham. 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: £2,163 (7%) under the AskCar estimate of £30,162.

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 40 days.

Price history

AskCar first saw this advert on 23 September 2026 at £28,999. Its asking price is now £27,999, £1,000 less. The latest price cut was seen on 31 October 2026.

Price changes recorded:

• 23 September 2026: £28,999
• 26 September 2026: £28,899
• 1 October 2026: £28,599
• 2 October 2026: £28,199
• 30 October 2026: £28,299
• 31 October 2026: £27,999

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 1,800 miles lower 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. Mileage: 1,454 miles. Price: £26,295, £1,704 less than this car. Dealer: Heritage Automotive in Swindon. AskCar page: https://askcar.co.uk/car/audi-a3-2026-261b74c27abb
• 2026 Audi A3 S Line, 1.5 petrol saloon, white. Mileage: 1,454 miles. Price: £26,295, £1,704 less than this car. Dealer: Heritage Audi Audi Swindon in Swindon. AskCar page: https://askcar.co.uk/car/audi-a3-2026-fc39a955d5af
• 2026 Audi A3 S Line, 1.5 petrol saloon. Mileage: 1,498 miles. Price: £33,950, £5,951 more than this car. Dealer: Heritage Automotive Salisbury in Salisbury. AskCar page: https://askcar.co.uk/car/audi-a3-2026-424f72085f6d

• The nearest: 2026 Audi A3 S Line, 1.5 petrol saloon, black, under a mile from this car. Mileage: 2,851 miles. Price: £28,450, £451 more than this car. Dealer: Marshall Motor Group Audi South East London (Beckenham) in London. AskCar page: https://askcar.co.uk/car/audi-a3-2026-7e2e59223c19