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: 16,008 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: Red
• CO2: 127 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2025 Audi A3 S Line has covered 16,008 miles, around 7,500 more miles than is typical for its age. The AskCar estimate for this car is £25,358. It is priced at £25,790, which is £432 above that estimate. 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 45 days ago, the asking price has dropped by £1,200. The seller is Stratstone Warrington Audi, based in Warrington. 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: £432 (1%) over the AskCar estimate of £25,358.

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 45 days.

Price history

AskCar first saw this advert on 18 September 2026 at £26,990. Its asking price is now £25,790, £1,200 less. The latest price cut was seen on 21 October 2026.

Price changes recorded:

• 18 September 2026: £26,990
• 4 October 2026: £25,976
• 21 October 2026: £25,790

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 7,500 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, black. Mileage: 16,101 miles. Price: £25,990, £200 more than this car. Dealer: Stratstone Milton Keynes Audi in Milton Keynes. AskCar page: https://askcar.co.uk/car/audi-a3-2025-35ff8755b037
• 2025 Audi A3 S Line, 1.5 petrol hatchback, blue. Mileage: 15,898 miles. Price: £25,390, £400 less than this car. Dealer: Stratstone Tamworth Audi in Tamworth. AskCar page: https://askcar.co.uk/car/audi-a3-2025-5b9f7b2b361a
• 2025 Audi A3 S Line, 1.5 petrol hatchback, black. Mileage: 16,182 miles. Price: £26,485, £695 more than this car. Dealer: Listers Birmingham Audi in Birmingham. AskCar page: https://askcar.co.uk/car/audi-a3-2025-247291bef7c0

• The nearest: 2025 Audi A3 S Line, 1.5 petrol hatchback, grey, under a mile from this car. Mileage: 12,000 miles. Price: £26,416, £626 more than this car. Dealer: Stratstone Warrington Audi in Warrington. AskCar page: https://askcar.co.uk/car/audi-a3-2025-31b645930f46