2026 Audi A3 1.5 TFSI S Line

Price: £25,550. Fair price: £607 (2%) over the AskCar estimate of £24,943, 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 30 S Line Manual FWD Euro 6 (s/s) 5dr Sportback (114 bhp)
  • Year: 2026
  • Mileage: 13,775 miles
  • Fuel: Petrol
  • Body: Hatchback, 5 doors, 5 seats
  • Engine: 1.5 litres, 114 bhp
  • Gearbox: Manual
  • Drive: Front-wheel drive
  • Colour: Grey
  • CO2: 133 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

This 2026 Audi A3 S Line is advertised with 13,775 miles, approximately 10,500 above the typical mileage for its age. The AskCar estimate for this car is £24,943. It is priced at £25,550, which is £607 above that estimate. To work out the AskCar estimate, we analyse UK dealer adverts for 6,645 Audi A3 cars across different ages and specifications. The asking price is now £440 lower than when we first recorded the advert 40 days ago. You can find this car at Group 1 Automotive Finchley Road Audi in London. 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: £607 (2%) over the AskCar estimate of £24,943.

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

This 2026 Audi A3 has been on sale for at least 40 days.

Price history

AskCar first saw this advert on 26 September 2026 at £25,990. Its asking price is now £25,550, £440 less. The latest price cut was seen on 1 November 2026.

Price changes recorded:

  • 26 September 2026: £25,990
  • 1 November 2026: £25,550

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 10,500 miles higher than the median mileage of a 2026 Audi A3 on AskCar.

Similar cars

7 other 2026 Audi A3 S Line 1.5 petrol manual hatchbacks are for sale at UK dealers, from £25,164 to £28,000, as of 5 November 2026.

The 3 closest to this car in mileage:

  • 2026 Audi A3 S Line, 1.5 petrol hatchback, grey. Mileage: 9,958 miles. Price: £25,164, £386 less than this car. Dealer: JCT600 Volkswagen Sheffield in Sheffield. AskCar page: https://askcar.co.uk/car/audi-a3-2026-af376675b763
  • 2026 Audi A3 S Line, 1.5 petrol hatchback, green. Mileage: 8,944 miles. Price: £27,299, £1,749 more than this car. Dealer: Lookers Audi Tyneside in Tynemouth. AskCar page: https://askcar.co.uk/car/audi-a3-2026-cdd5cbce7ef8
  • 2026 Audi A3 S Line, 1.5 petrol hatchback, grey. Mileage: 3,659 miles. Price: £28,000, £2,450 more than this car. Dealer: Sytner Group Huddersfield Audi in Huddersfield. AskCar page: https://askcar.co.uk/car/audi-a3-2026-c05f74d75bca
  • The nearest: 2026 Audi A3 S Line, 1.5 petrol hatchback, white, 26 miles from this car. Mileage: 3,085 miles. Price: £26,701, £1,151 more than this car. Dealer: Lookers Audi Guildford in Guildford. AskCar page: https://askcar.co.uk/car/audi-a3-2026-684d4de168e5

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

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Photos

60 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.