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) 5dr Sportback (148 bhp)
• Year: 2026
• Mileage: 1,784 miles
• Fuel: Petrol, mild hybrid
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.5 litres, 148 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: White
• CO2: 125 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2026 Audi A3 S Line is advertised with 1,784 miles on the clock. Its asking price of £28,666 is £727 below the AskCar estimate of £29,393. The AskCar estimate uses UK dealer asking prices, including 6,729 Audi A3 adverts, and accounts for the car’s age, mileage and specification. We first recorded this car for sale 2 days ago. The seller is Group 1 Automotive Stockport Audi, based in Stockport. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Fair price: £727 (2%) under the AskCar estimate of £29,393.

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 6,729 priced Audi A3 adverts across different ages and specifications, as of 6 November 2026.

A 2026 Audi A3 with the 1.5 petrol engine is typically advertised at £29,500: the median of the 752 for sale on AskCar, as of 6 November 2026.

Time on sale

AskCar first saw this 2026 Audi A3 advertised 2 days ago. About 3 in 10 of 2026 Audi A3 cars are gone from sale within a month of being advertised: 269 of the 849 first advertised between 7 July 2026 and 3 October 2026.

Price history

AskCar first saw this advert on 4 November 2026 at £28,666. Its asking price has not changed.

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 1,400 miles lower than the median mileage of a 2026 Audi A3 on AskCar.

Similar cars

192 other 2026 Audi A3 S Line 1.5 petrol automatic hatchbacks are for sale at UK dealers, from £25,249 to £35,750, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2026 Audi A3 S Line, 1.5 petrol hatchback, grey. Mileage: 1,796 miles. Price: £26,599, £2,067 less than this car. Dealer: Motorpoint Castleford in Castleford. AskCar page: https://askcar.co.uk/car/audi-a3-2026-3fdc4170c2ef
• 2026 Audi A3 S Line, 1.5 petrol hatchback, blue. Mileage: 1,800 miles. Price: £27,806, £860 less than this car. Dealer: Marriott Motor Group Bury St Edmunds Audi in Bury St Edmunds. AskCar page: https://askcar.co.uk/car/audi-a3-2026-ac982d39337b
• 2026 Audi A3 S Line, 1.5 petrol hatchback, grey. Mileage: 1,750 miles. Price: £28,861, £195 more than this car. Dealer: Lookers Audi Guildford in Guildford. AskCar page: https://askcar.co.uk/car/audi-a3-2026-d29758c62038

• The nearest: 2026 Audi A3 S Line, 1.5 petrol hatchback, white, 6 miles from this car. Mileage: 3,566 miles. Price: £26,699, £1,967 less than this car. Dealer: Stratstone Manchester Audi in Manchester. AskCar page: https://askcar.co.uk/car/audi-a3-2026-ea126006166a