2025 Audi A3 1.5 TFSI Sport

Overview

• Make: Audi
• Model: A3
• Trim: Sport
• Version: 1.5 TFSI Sport S tronic FWD Euro 6 (s/s) 5dr Sportback (148 bhp)
• Year: 2025
• Mileage: 18,548 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: Grey
• CO2: 122 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2025 Audi A3 Sport has covered 18,548 miles, around 9,600 more miles than is typical for its age. Priced at £23,990, it is advertised £500 above the AskCar estimate of £23,490. The AskCar estimate uses 6,729 UK dealer adverts for the Audi A3, with adjustments for age, mileage, trim, engine and other specifications. This car was first seen in our listings data today. 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 6 November 2026.

How we estimate prices and check cars

Price

Fair price: £500 (2%) over the AskCar estimate of £23,490.

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 6,729 priced Audi A3 adverts across different ages and specifications, as of 6 November 2026.

A 2025 Audi A3 with the 1.5 petrol engine is typically advertised at £26,500: the median of the 481 for sale on AskCar, as of 6 November 2026.

Time on sale

AskCar first saw this 2025 Audi A3 advertised today. About 4 in 10 of 2025 Audi A3 cars are gone from sale within a month of being advertised: 268 of the 666 first advertised between 7 July 2026 and 3 October 2026.

Price history

AskCar first saw this advert on 6 November 2026 at £23,990. Its asking price has not changed.

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 9,600 miles higher than the median mileage of a 2025 Audi A3 on AskCar.

Similar cars

47 other 2025 Audi A3 Sport 1.5 petrol automatic hatchbacks are for sale at UK dealers, from £17,991 to £28,755, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2025 Audi A3 Sport, 1.5 petrol hatchback, black. Mileage: 18,918 miles. Price: £21,499, £2,491 less than this car. Dealer: Available Car Supermarket - Castle Donington in Castle Donington. AskCar page: https://askcar.co.uk/car/audi-a3-2025-eaad69ef5506
• 2025 Audi A3 Sport, 1.5 petrol hatchback, black. Mileage: 17,900 miles. Price: £22,750, £1,240 less than this car. Dealer: German Autocentre in Sheffield. AskCar page: https://askcar.co.uk/car/audi-a3-2025-7c9c39faae6b
• 2025 Audi A3 Sport, 1.5 petrol hatchback, black. Mileage: 17,136 miles. Price: £23,500, £490 less than this car. Dealer: Jack Reid Cars in Carrickfergus. AskCar page: https://askcar.co.uk/car/audi-a3-2025-4bac0c0a5074

• The nearest: 2025 Audi A3 Sport, 1.5 petrol hatchback, black, 2 miles from this car. Mileage: 6,885 miles. Price: £23,695, £295 less than this car. Dealer: SERE Motors Belfast in Belfast. AskCar page: https://askcar.co.uk/car/audi-a3-2025-889a03d52ab1