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
• Year: 2025
• Mileage: 2,802 miles
• Fuel: Petrol
• Body: Saloon, 4 doors, 5 seats
• Engine: 1.5 litres
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Red
• CO2: 123 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 2,802 miles on the clock, this 2025 Audi A3 S Line has done roughly 5,700 fewer miles than a typical 2025 Audi A3. Priced at £27,950, it is advertised £434 below the AskCar estimate of £28,384. The AskCar estimate draws on 6,542 Audi A3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first saw this car advertised 17 days ago. Its asking price has since fallen by £50. The seller is Mon Motors Cheltenham Audi, based in Cheltenham. 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: £434 (1%) under the AskCar estimate of £28,384.

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 17 days.

Price history

AskCar first saw this advert on 16 October 2026 at £28,000. Its asking price is now £27,950, £50 less. The latest price cut was seen on 29 October 2026.

Price changes recorded:

• 16 October 2026: £28,000
• 29 October 2026: £27,950

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 5,700 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, blue. Mileage: 2,733 miles. Price: £27,498, £452 less than this car. Dealer: Eastern Western Motor Group Audi Stirling in Stirling. AskCar page: https://askcar.co.uk/car/audi-a3-2025-fedbd11a489b
• 2025 Audi A3 S Line, 1.5 petrol saloon, blue. Mileage: 2,933 miles. Price: £27,485, £465 less than this car. Dealer: Stratstone Shrewsbury Audi in Shrewsbury. AskCar page: https://askcar.co.uk/car/audi-a3-2025-cb93576c946e
• 2025 Audi A3 S Line, 1.5 petrol saloon, grey. Mileage: 2,583 miles. Price: £29,499, £1,549 more than this car. Dealer: Eastern Western Motor Group Audi Stirling in Stirling. AskCar page: https://askcar.co.uk/car/audi-a3-2025-a69d2437d128

• The nearest: 2025 Audi A3 S Line, 1.5 petrol saloon, white, 27 miles from this car. Mileage: 6,801 miles. Price: £26,495, £1,455 less than this car. Dealer: Heritage Audi Audi Swindon in Swindon. AskCar page: https://askcar.co.uk/car/audi-a3-2025-071f2c761e68