2026 Audi A3 1.5 TFSI S Line
Price: £34,500. Above the going rate: £3,837 (12%) over the AskCar estimate of £30,663, our expected asking price for this car from its model, age, mileage and specification, drawing on 6,542 priced Audi A3 adverts on AskCar as of 2 November 2026.
AskCar lists 6,720 used Audi A3 from 2,302 UK dealerships, as of 2 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: 500 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 500 miles, approximately 2,800 below the typical mileage for its age. Priced at £34,500, it is advertised £3,837 above the AskCar estimate of £30,663. The AskCar estimate uses 6,542 UK dealer adverts for the Audi A3, with adjustments for age, mileage, trim, engine and other specifications. We first recorded this car for sale 30 days ago. The seller is Sytner Group West London Audi, based in Brentford. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 2 November 2026.
Price
Above the going rate: £3,837 (12%) over the AskCar estimate of £30,663.
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 30 days.
Price history
AskCar first saw this advert on 3 October 2026 at £34,500. Its asking price has not changed.
Mileage and MOT
MOT: first test not yet due.
Advertised mileage is about 2,800 miles lower than the median mileage of a 2026 Audi A3 on AskCar.
Similar cars
181 other 2026 Audi A3 S Line 1.5 petrol automatic hatchbacks are for sale at UK dealers, from £25,249 to £35,000, as of 2 November 2026.
The 3 closest to this car in mileage:
- 2026 Audi A3 S Line, 1.5 petrol hatchback, grey. Mileage: 438 miles. Price: £27,450, £7,050 less than this car. Dealer: Johnsons Volkswagen Sutton Coldfield in Sutton Coldfield. AskCar page: https://askcar.co.uk/car/audi-a3-2026-580c2c2d6aca
- 2026 Audi A3 S Line, 1.5 petrol hatchback, blue. Mileage: 585 miles. Price: £28,990, £5,510 less than this car. Dealer: Swansway Garages Blackburn Audi in Blackburn. AskCar page: https://askcar.co.uk/car/audi-a3-2026-b8291b7b42d0
- 2026 Audi A3 S Line, 1.5 petrol hatchback, white. Mileage: 382 miles. Price: £30,000, £4,500 less than this car. Dealer: Sytner Group Wakefield Audi in Wakefield. AskCar page: https://askcar.co.uk/car/audi-a3-2026-358030065ed7
- The nearest: 2026 Audi A3 S Line, 1.5 petrol hatchback, blue, under a mile from this car. Mileage: 1,000 miles. Price: £34,500, the same price as this car. Dealer: Sytner Group West London Audi in London. AskCar page: https://askcar.co.uk/car/audi-a3-2026-0172a6d4dc3c
Browse all Audi A3 cars for sale · 2026 Audi A3 price guide
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Photos
22 photos of this car are on its AskCar page.
As of 2 November 2026, AskCar lists 586,270 cars and vans from 12,920 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.