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: 23,892 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: Blue
• CO2: 124 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 23,892 miles on the clock, this 2025 Audi A3 S Line has done roughly 15,400 more miles than a typical 2025 Audi A3. The AskCar estimate for this car is £24,692. It is priced at £24,407, which is £285 below that estimate. The AskCar estimate draws on 6,542 Audi A3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this car for sale 16 days ago. The seller is JCT600 Volkswagen Grimsby, based in Grimsby. 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: £285 (1%) under the AskCar estimate of £24,692.

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 16 days.

Price history

AskCar first saw this advert on 17 October 2026 at £24,407. Its asking price has not changed.

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 15,400 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, black. Mileage: 23,068 miles. Price: £27,950, £3,543 more than this car. Dealer: Jack Reid Cars in Carrickfergus. AskCar page: https://askcar.co.uk/car/audi-a3-2025-76d80ab6c540
• 2025 Audi A3 S Line, 1.5 petrol saloon, blue. Mileage: 21,547 miles. Price: £30,995, £6,588 more than this car. Dealer: John Clark Motor Group in Inverness. AskCar page: https://askcar.co.uk/car/audi-a3-2025-014e09422085
• 2025 Audi A3 S Line, 1.5 petrol saloon, black. Mileage: 28,697 miles. Price: £25,990, £1,583 more than this car. Dealer: Stratstone Milton Keynes Audi in Milton Keynes. AskCar page: https://askcar.co.uk/car/audi-a3-2025-10c650408f97

• The nearest: 2025 Audi A3 S Line, 1.5 petrol saloon, grey, 20 miles from this car. Mileage: 12,020 miles. Price: £25,088, £681 more than this car. Dealer: JCT600 Hull Audi in Hessle. AskCar page: https://askcar.co.uk/car/audi-a3-2025-d8e83ec4b04a