2025 Audi A3 1.5 TFSI S Line

Overview

• Make: Audi
• Model: A3
• Trim: S Line
• Version: 1.5 TFSI 35 S Line Manual FWD Euro 6 (s/s) 5dr Sportback (148 bhp)
• Year: 2025
• Mileage: 25,494 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.5 litres, 148 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: White
• CO2: 134 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2025 Audi A3 S Line has covered 25,494 miles, around 17,000 more miles than is typical for its age. The dealer is asking £23,299, which is £372 above the AskCar estimate of £22,927. To work out the AskCar estimate, we analyse UK dealer adverts for 6,542 Audi A3 cars across different ages and specifications. We have tracked this advert for 19 days. It is for sale at Available Car Supermarket - Castle Donington in Castle Donnington. 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: £372 (1%) over the AskCar estimate of £22,927.

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 19 days.

Price history

AskCar first saw this advert on 14 October 2026 at £23,299. Its asking price has not changed.

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 17,000 miles higher than the median mileage of a 2025 Audi A3 on AskCar.

Similar cars

22 other 2025 Audi A3 S Line 1.5 petrol manual hatchbacks are for sale at UK dealers, from £21,950 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: 21,867 miles. Price: £21,950, £1,349 less than this car. Dealer: Evans Halshaw Citroen Hull in Kingston upon Hull. AskCar page: https://askcar.co.uk/car/audi-a3-2025-5ef6e9bfe3e0
• 2025 Audi A3 S Line, 1.5 petrol hatchback, blue. Mileage: 18,666 miles. Price: £24,699, £1,400 more than this car. Dealer: Perrys Chesterfield Ford in Chesterfield. AskCar page: https://askcar.co.uk/car/audi-a3-2025-a5e6e854cb2f
• 2025 Audi A3 S Line, 1.5 petrol hatchback, grey. Mileage: 17,851 miles. Price: £24,890, £1,591 more than this car. Dealer: Stratstone Halesowen Audi in Halesowen. AskCar page: https://askcar.co.uk/car/audi-a3-2025-7d441f951b3b

• The nearest: 2025 Audi A3 S Line, 1.5 petrol hatchback, blue, under a mile from this car. Mileage: 14,172 miles. Price: £24,299, £1,000 more than this car. Dealer: Available Car Supermarket - Castle Donington in Castle Donington. AskCar page: https://askcar.co.uk/car/audi-a3-2025-c218695612dd