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: 2,602 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: Grey
• CO2: 122 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2026 Audi A3 S Line is advertised with 2,602 miles on the clock. Priced at £27,998, it is advertised £1,170 below the AskCar estimate of £29,168. 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 32 days ago, the asking price has dropped by £688. It is for sale at Lookers Audi Teesside in Stockton-on-Tees. 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: £1,170 (4%) under the AskCar estimate of £29,168.

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 32 days.

Price history

AskCar first saw this advert on 1 October 2026 at £28,686. Its asking price is now £27,998, £688 less. The latest price cut was seen on 6 October 2026.

Price changes recorded:

• 1 October 2026: £28,686
• 6 October 2026: £27,998

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 600 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, black. Mileage: 2,694 miles. Price: £28,498, £500 more than this car. Dealer: Eastern Western Motor Group Audi Edinburgh in Edinburgh. AskCar page: https://askcar.co.uk/car/audi-a3-2026-026a2c99bf3d
• 2026 Audi A3 S Line, 1.5 petrol saloon, white. Mileage: 2,698 miles. Price: £32,989, £4,991 more than this car. Dealer: Marshall Motor Group Canterbury Audi in Canterbury. AskCar page: https://askcar.co.uk/car/audi-a3-2026-7335eda1233b
• 2026 Audi A3 S Line, 1.5 petrol saloon, black. Mileage: 2,500 miles. Price: £28,990, £992 more than this car. Dealer: Stratstone Audi Approved Aylesbury in Aylesbury. AskCar page: https://askcar.co.uk/car/audi-a3-2026-0ea0493d0915

• The nearest: 2026 Audi A3 S Line, 1.5 petrol saloon, red, under a mile from this car. Mileage: 9,689 miles. Price: £27,198, £800 less than this car. Dealer: Lookers Audi Teesside in Teesside. AskCar page: https://askcar.co.uk/car/audi-a3-2026-fd9e03f5147b