2025 Audi A3 1.5 TFSI S Line

Price: £23,949. Fair price: £1,054 (4%) under the AskCar estimate of £25,003, 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) 4dr (148 bhp)
  • Year: 2025
  • Mileage: 19,393 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: Black
  • CO2: 123 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

With 19,393 miles on the clock, this 2025 Audi A3 S Line has done roughly 10,800 more miles than a typical 2025 Audi A3. The AskCar estimate for this car is £25,003. It is priced at £23,949, which is £1,054 below that estimate. The AskCar estimate draws on 6,645 Audi A3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. This car was first seen in our listings data today. The seller is Motorpoint Burnley, based in Burnley. 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: £1,054 (4%) under the AskCar estimate of £25,003.

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 2025 Audi A3 with the 1.5 petrol engine is typically advertised at £26,600: the median of the 473 for sale on AskCar, as of 5 November 2026.

Time on sale

AskCar first saw this 2025 Audi A3 advertised today. About 4 in 10 of 2025 Audi A3 cars are gone from sale within a month of being advertised: 261 of the 650 first advertised between 7 July 2026 and 2 October 2026.

Price history

AskCar first saw this advert on 5 November 2026 at £23,949. Its asking price has not changed.

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 10,800 miles higher than the median mileage of a 2025 Audi A3 on AskCar.

Similar cars

40 other 2025 Audi A3 S Line 1.5 petrol automatic saloons are for sale at UK dealers, from £19,990 to £30,961, as of 5 November 2026.

The 3 closest to this car in mileage:

  • 2025 Audi A3 S Line, 1.5 petrol saloon, blue. Mileage: 21,547 miles. Price: £24,995, £1,046 more than this car. Dealer: John Clark Motor Group in Inverness. AskCar page: https://askcar.co.uk/car/audi-a3-2025-014e09422085
  • 2025 Audi A3 S Line, 1.5 petrol saloon, green. Mileage: 17,145 miles. Price: £26,750, £2,801 more than this car. Dealer: Sytner Group Huddersfield Audi in Huddersfield. AskCar page: https://askcar.co.uk/car/audi-a3-2025-550c6bed4f8f
  • 2025 Audi A3 S Line, 1.5 petrol saloon, black. Mileage: 23,068 miles. Price: £27,450, £3,501 more than this car. Dealer: Jack Reid Cars in Carrickfergus. AskCar page: https://askcar.co.uk/car/audi-a3-2025-76d80ab6c540
  • The nearest: 2025 Audi A3 S Line, 1.5 petrol saloon, blue, 17 miles from this car. Mileage: 7,000 miles. Price: £19,990, £3,959 less than this car. Dealer: Lux Performance in Halifax. AskCar page: https://askcar.co.uk/car/audi-a3-2025-41d6cdc94620

Browse all Audi A3 cars for sale · 2025 Audi A3 price guide

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Photos

1 photo of this car is 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.