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: 3,439 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 has covered 3,439 miles. Its asking price of £27,537 is £1,559 below the AskCar estimate of £29,096. To work out the AskCar estimate, we analyse UK dealer adverts for 6,542 Audi A3 cars across different ages and specifications. We first recorded this advert 108 days ago, and its asking price has since fallen by £2,062. The seller is Marshall Motor Group Oxford Audi, based in Oxford. 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: £1,559 (5%) under the AskCar estimate of £29,096.

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 108 days.

Price history

AskCar first saw this advert on 17 July 2026 at £29,599. Its asking price is now £27,537, £2,062 less. The latest price cut was seen on 12 October 2026.

Price changes recorded:

• 17 July 2026: £29,599
• 25 July 2026: £29,499
• 30 August 2026: £28,677
• 25 September 2026: £28,444
• 12 October 2026: £27,537

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 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: 3,451 miles. Price: £31,295, £3,758 more than this car. Dealer: Caffyns Volkswagen Brighton in Brighton and Hove. AskCar page: https://askcar.co.uk/car/audi-a3-2026-e6953611fcde
• 2026 Audi A3 S Line, 1.5 petrol saloon, black. Mileage: 3,400 miles. Price: £29,695, £2,158 more than this car. Dealer: Caffyns Audi Worthing in Angmering. AskCar page: https://askcar.co.uk/car/audi-a3-2026-01a0e773aa7b
• 2026 Audi A3 S Line, 1.5 petrol saloon, green. Mileage: 3,500 miles. Price: £29,795, £2,258 more than this car. Dealer: Group 1 Automotive Southend Audi in Thundersley and South Benfleet. AskCar page: https://askcar.co.uk/car/audi-a3-2026-8809aefec821

• The nearest: 2026 Audi A3 S Line, 1.5 petrol saloon, grey, under a mile from this car. Mileage: 1,219 miles. Price: £27,899, £362 more than this car. Dealer: cinch in Oxford. AskCar page: https://askcar.co.uk/car/audi-a3-2026-4acbe928fdd1