2025 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: 2025
• Mileage: 2,520 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: Black
• CO2: 125 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 2,520 miles on the clock, this 2025 Audi A3 S Line has done roughly 5,900 fewer miles than a typical 2025 Audi A3. Its asking price of £27,290 is £134 below the AskCar estimate of £27,424. The AskCar estimate uses 6,542 UK dealer adverts for the Audi A3, with adjustments for age, mileage, trim, engine and other specifications. We have tracked this advert for 6 days. The seller is Group 1 Automotive Whetstone Audi, based in Whetstone. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 2 November 2026.

How we estimate prices and check cars

Price

Fair price: £134 (under 1%) under the AskCar estimate of £27,424.

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 2025 Audi A3 with the 1.5 petrol engine is typically advertised at £26,800: the median of the 472 for sale on AskCar, as of 2 November 2026.

Time on sale

AskCar first saw this 2025 Audi A3 advertised 6 days ago. About 4 in 10 of 2025 Audi A3 cars are gone from sale within a month of being advertised: 246 of the 598 first advertised between 7 July 2026 and 29 September 2026.

Price history

AskCar first saw this advert on 27 October 2026 at £27,290. Its asking price has not changed.

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 5,900 miles lower than the median mileage of a 2025 Audi A3 on AskCar.

Similar cars

104 other 2025 Audi A3 S Line 1.5 petrol automatic hatchbacks are for sale at UK dealers, from £19,795 to £40,950, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2025 Audi A3 S Line, 1.5 petrol hatchback, grey. Mileage: 2,500 miles. Price: £25,390, £1,900 less than this car. Dealer: Swansway Garages Crewe SEAT in Crewe. AskCar page: https://askcar.co.uk/car/audi-a3-2025-374880110a8a
• 2025 Audi A3 S Line, 1.5 petrol hatchback, grey. Mileage: 2,550 miles. Price: £27,395, £105 more than this car. Dealer: Yeovil Audi in Yeovil. AskCar page: https://askcar.co.uk/car/audi-a3-2025-99052bf5d738
• 2025 Audi A3 S Line, 1.5 petrol hatchback, blue. Mileage: 2,686 miles. Price: £25,799, £1,491 less than this car. Dealer: cinch in Oxford. AskCar page: https://askcar.co.uk/car/audi-a3-2025-324f588ff829

• The nearest: 2025 Audi A3 S Line, 1.5 petrol hatchback, grey, under a mile from this car. Mileage: 10,541 miles. Price: £27,095, £195 less than this car. Dealer: Group 1 Automotive Whetstone Audi in Whetstone. AskCar page: https://askcar.co.uk/car/audi-a3-2025-af0be5f24cf7