2025 Audi A3 1.5 TFSI S Line

Overview

• Make: Audi
• Model: A3
• Trim: S Line
• Version: 1.5 TFSI 35 S Line S tronic FWD Euro 6 (s/s) 5dr Sportback (148 bhp)
• Year: 2025
• Mileage: 19,650 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: Yellow
• CO2: 127 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2025 Audi A3 S Line is advertised with 19,650 miles, approximately 11,200 above the typical mileage for its age. Priced at £24,803, it is advertised £228 below the AskCar estimate of £25,031. The AskCar estimate uses 6,542 UK dealer adverts for the Audi A3, with adjustments for age, mileage, trim, engine and other specifications. Since we first spotted the advert 25 days ago, the asking price has dropped by £489. The seller is JCT600 Hull Audi, based in Hessle. 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: £228 (under 1%) under the AskCar estimate of £25,031.

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 25 days.

Price history

AskCar first saw this advert on 8 October 2026 at £25,292. Its asking price is now £24,803, £489 less. The latest price cut was seen on 31 October 2026.

Price changes recorded:

• 8 October 2026: £25,292
• 23 October 2026: £25,001
• 31 October 2026: £24,803

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 11,200 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, grey. Mileage: 20,173 miles. Price: £24,599, £204 less than this car. Dealer: Stratstone Manchester Audi in Manchester. AskCar page: https://askcar.co.uk/car/audi-a3-2025-de62f0db0c03
• 2025 Audi A3 S Line, 1.5 petrol hatchback, black. Mileage: 20,318 miles. Price: £24,570, £233 less than this car. Dealer: Stratstone Milton Keynes Audi in Milton Keynes. AskCar page: https://askcar.co.uk/car/audi-a3-2025-5d0f01e396ec
• 2025 Audi A3 S Line, 1.5 petrol hatchback, grey. Mileage: 18,314 miles. Price: £25,250, £447 more than this car. Dealer: Group 1 Automotive Tetbury Audi in Tetbury. AskCar page: https://askcar.co.uk/car/audi-a3-2025-6d531d9465a4

• The nearest: 2025 Audi A3 S Line, 1.5 petrol hatchback, black, 31 miles from this car. Mileage: 4,265 miles. Price: £26,507, £1,704 more than this car. Dealer: JCT600 Doncaster Audi in Doncaster. AskCar page: https://askcar.co.uk/car/audi-a3-2025-22c9ee313602