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: 7,076 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: Black
• CO2: 122 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

The advertised mileage for this 2025 Audi A3 S Line is 7,076 miles. Its asking price of £26,595 is £323 below the AskCar estimate of £26,918. To work out the AskCar estimate, we analyse UK dealer adverts for 6,542 Audi A3 cars across different ages and specifications. We first recorded this advert 80 days ago, and its asking price has since fallen by £1,855. The seller is Heritage Audi Audi Swindon, based in Swindon. 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: £323 (1%) under the AskCar estimate of £26,918.

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 80 days.

Price history

AskCar first saw this advert on 14 August 2026 at £28,450. Its asking price is now £26,595, £1,855 less. The latest price cut was seen on 22 October 2026.

Price changes recorded:

• 14 August 2026: £28,450
• 22 September 2026: £27,975
• 1 October 2026: £26,995
• 22 October 2026: £26,595

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 1,400 miles lower 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. Mileage: 7,076 miles. Price: £26,595, the same price as this car. Dealer: Heritage Automotive in Swindon. AskCar page: https://askcar.co.uk/car/audi-a3-2025-45721649c9b3
• 2025 Audi A3 S Line, 1.5 petrol saloon, blue. Mileage: 7,000 miles. Price: £19,990, £6,605 less than this car. Dealer: Lux Performance in Halifax. AskCar page: https://askcar.co.uk/car/audi-a3-2025-41d6cdc94620
• 2025 Audi A3 S Line, 1.5 petrol saloon, white. Mileage: 6,801 miles. Price: £26,495, £100 less than this car. Dealer: Heritage Audi Audi Swindon in Swindon. AskCar page: https://askcar.co.uk/car/audi-a3-2025-071f2c761e68