2026 Audi A3 1.5 TFSI S Line

Price: £28,274. Fair price: £403 (1%) under the AskCar estimate of £28,677, our expected asking price for this car from its model, age, mileage and specification, drawing on 6,645 priced Audi A3 adverts on AskCar as of 5 November 2026.

AskCar lists 6,826 used Audi A3 from 2,317 UK dealerships, as of 5 November 2026.

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: 3,457 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: Green
  • CO2: 125 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

The advertised mileage for this 2026 Audi A3 S Line is 3,457 miles. Priced at £28,274, it is advertised £403 below the AskCar estimate of £28,677. The AskCar estimate uses UK dealer asking prices, including 6,645 Audi A3 adverts, and accounts for the car’s age, mileage and specification. It first appeared in our advert records today. The seller is Stratstone Oldham Audi, based in Oldham. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 5 November 2026.

How we estimate prices and check cars

Price

Fair price: £403 (1%) under the AskCar estimate of £28,677.

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 6,645 priced Audi A3 adverts across different ages and specifications, as of 5 November 2026.

A 2026 Audi A3 with the 1.5 petrol engine is typically advertised at £29,500: the median of the 736 for sale on AskCar, as of 5 November 2026.

Time on sale

AskCar first saw this 2026 Audi A3 advertised today. About 3 in 10 of 2026 Audi A3 cars are gone from sale within a month of being advertised: 266 of the 802 first advertised between 7 July 2026 and 2 October 2026.

Price history

AskCar first saw this advert on 5 November 2026 at £28,274. Its asking price has not changed.

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

193 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 5 November 2026.

The 3 closest to this car in mileage:

  • 2026 Audi A3 S Line, 1.5 petrol hatchback, black. Mileage: 3,439 miles. Price: £29,500, £1,226 more than this car. Dealer: Sytner Group Huddersfield Audi in Huddersfield. AskCar page: https://askcar.co.uk/car/audi-a3-2026-d5b43c0ea552
  • 2026 Audi A3 S Line, 1.5 petrol hatchback, red. Mileage: 3,486 miles. Price: £27,807, £467 less than this car. Dealer: JCT600 Volkswagen Sheffield in Sheffield. AskCar page: https://askcar.co.uk/car/audi-a3-2026-139b3290c0e7
  • 2026 Audi A3 S Line, 1.5 petrol hatchback, blue. Mileage: 3,428 miles. Price: £28,250, the same price as this car. Dealer: Stratstone Audi Approved Aylesbury in Aylesbury. AskCar page: https://askcar.co.uk/car/audi-a3-2026-5d29395bd972
  • The nearest: 2026 Audi A3 S Line, 1.5 petrol hatchback, blue, under a mile from this car. Mileage: 4,040 miles. Price: £27,490, £784 less than this car. Dealer: Stratstone Oldham Audi in Oldham. AskCar page: https://askcar.co.uk/car/audi-a3-2026-12e1d0f05174

Browse all Audi A3 cars for sale · 2026 Audi A3 price guide

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Photos

40 photos of this car are on its AskCar page.

As of 5 November 2026, AskCar lists 595,776 cars and vans from 12,945 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.