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: 11,794 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: 127 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2025 Audi A3 S Line has covered 11,794 miles, around 3,300 more miles than is typical for its age. The AskCar estimate for this car is £25,824. It is priced at £26,190, which is £366 above that estimate. The AskCar estimate draws on 6,542 Audi A3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first saw this car advertised 38 days ago. Its asking price has since fallen by £300. The seller is Stratstone Milton Keynes Audi, based in Milton Keynes. 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: £366 (1%) over the AskCar estimate of £25,824.

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

This 2025 Audi A3 has been on sale for at least 38 days.

Price history

AskCar first saw this advert on 25 September 2026 at £26,490. Its asking price is now £26,190, £300 less. The latest price cut was seen on 20 October 2026.

Price changes recorded:

• 25 September 2026: £26,490
• 20 October 2026: £26,190

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 3,300 miles higher 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, white. Mileage: 11,685 miles. Price: £25,480, £710 less than this car. Dealer: Stratstone Wolverhampton Audi in Wolverhampton. AskCar page: https://askcar.co.uk/car/audi-a3-2025-0bb7f9b6d0e9
• 2025 Audi A3 S Line, 1.5 petrol hatchback, grey. Mileage: 11,932 miles. Price: £27,000, £810 more than this car. Dealer: Sytner Group Audi Reading in Reading. AskCar page: https://askcar.co.uk/car/audi-a3-2025-819afd8a9757
• 2025 Audi A3 S Line, 1.5 petrol hatchback, grey. Mileage: 12,000 miles. Price: £26,416, £226 more than this car. Dealer: Stratstone Warrington Audi in Warrington. AskCar page: https://askcar.co.uk/car/audi-a3-2025-31b645930f46

• The nearest: 2025 Audi A3 S Line, 1.5 petrol hatchback, black, under a mile from this car. Mileage: 16,101 miles. Price: £25,990, £200 less than this car. Dealer: Stratstone Milton Keynes Audi in Milton Keynes. AskCar page: https://askcar.co.uk/car/audi-a3-2025-35ff8755b037