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) 4dr (148 bhp)
• Year: 2025
• Mileage: 10,213 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: Grey
• CO2: 123 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

The advertised mileage for this 2025 Audi A3 S Line is 10,213 miles. Priced at £25,450, it is advertised £744 below the AskCar estimate of £26,194. 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 saw this car advertised 33 days ago. Its asking price has since fallen by £300. It is advertised by Sytner Group North Wales Audi in Llandudno Junction. 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: £744 (2%) under the AskCar estimate of £26,194.

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 33 days.

Price history

AskCar first saw this advert on 30 September 2026 at £25,750. Its asking price is now £25,450, £300 less. The latest price cut was seen on 24 October 2026.

Price changes recorded:

• 30 September 2026: £25,750
• 24 October 2026: £25,450

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 1,700 miles higher than the median mileage of a 2025 Audi A3 on AskCar.

Similar cars

38 other 2025 Audi A3 S Line 1.5 petrol automatic saloons are for sale at UK dealers, from £19,990 to £31,461, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2025 Audi A3 S Line, 1.5 petrol saloon, grey. Mileage: 10,129 miles. Price: £29,461, £4,011 more than this car. Dealer: Listers Birmingham Audi in Birmingham. AskCar page: https://askcar.co.uk/car/audi-a3-2025-00d2b73d55b5
• 2025 Audi A3 S Line, 1.5 petrol saloon, black. Mileage: 10,023 miles. Price: £24,900, £550 less than this car. Dealer: Vindis Group Northampton Audi in Northampton. AskCar page: https://askcar.co.uk/car/audi-a3-2025-3d741867c55a
• 2025 Audi A3 S Line, 1.5 petrol saloon, white. Mileage: 9,998 miles. Price: £26,775, £1,325 more than this car. Dealer: Heritage Audi in Salisbury. AskCar page: https://askcar.co.uk/car/audi-a3-2025-519f334291ad

• The nearest: 2025 Audi A3 S Line, 1.5 petrol saloon, white, under a mile from this car. Mileage: 9,759 miles. Price: £24,750, £700 less than this car. Dealer: Sytner Group North Wales Audi in Conwy. AskCar page: https://askcar.co.uk/car/audi-a3-2025-8e158a094e24