2025 Audi A3 1.5 TFSIe S Line

Overview

• Make: Audi
• Model: A3
• Trim: S Line
• Version: 1.5 17.9kWh TFSIe 40 S Line S tronic FWD Euro 6 (s/s) 5dr Sportback (201 bhp)
• Year: 2025
• Mileage: 14,581 miles
• Fuel: Plug-in hybrid (petrol)
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.5 litres, 201 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Blue
• CO2: 9 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2025 Audi A3 S Line has covered 14,581 miles, around 6,100 more miles than is typical for its age. The dealer is asking £26,890, which is £651 above the AskCar estimate of £26,239. To work out the AskCar estimate, we analyse UK dealer adverts for 6,542 Audi A3 cars across different ages and specifications. It first appeared in our advert records 2 days ago. The seller is Agnew Group Belfast Audi, based in Belfast. 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: £651 (2%) over the AskCar estimate of £26,239.

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 plug-in hybrid engine is typically advertised at £26,800: the median of the 472 for sale on AskCar, as of 2 November 2026.

Time on sale

AskCar first saw this 2025 Audi A3 advertised 2 days ago. About 4 in 10 of 2025 Audi A3 cars are gone from sale within a month of being advertised: 246 of the 598 first advertised between 7 July 2026 and 29 September 2026.

Price history

AskCar first saw this advert on 31 October 2026 at £26,890. Its asking price has not changed.

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 6,100 miles higher than the median mileage of a 2025 Audi A3 on AskCar.

Similar cars

32 other 2025 Audi A3 S Line 1.5 plug-in hybrid automatic hatchbacks are for sale at UK dealers, from £21,399 to £29,991, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2025 Audi A3 S Line, 1.5 plug-in hybrid hatchback, blue. Mileage: 13,844 miles. Price: £27,500, £610 more than this car. Dealer: Sytner Group Derby Audi in Derby. AskCar page: https://askcar.co.uk/car/audi-a3-2025-7e1a0882beb3
• 2025 Audi A3 S Line, 1.5 plug-in hybrid hatchback, white. Mileage: 15,800 miles. Price: £27,971, £1,081 more than this car. Dealer: G-Force Motors in Barnsley. AskCar page: https://askcar.co.uk/car/audi-a3-2025-adaa404776c7
• 2025 Audi A3 S Line, 1.5 plug-in hybrid hatchback, blue. Mileage: 13,168 miles. Price: £26,990, £100 more than this car. Dealer: Agnew Group Belfast Audi in Belfast. AskCar page: https://askcar.co.uk/car/audi-a3-2025-9dde63647545

• The nearest: 2025 Audi A3 S Line, 1.5 plug-in hybrid hatchback, blue, under a mile from this car. Mileage: 11,995 miles. Price: £27,490, £600 more than this car. Dealer: Agnew Group Belfast Audi in Belfast. AskCar page: https://askcar.co.uk/car/audi-a3-2025-20219135b104