2023 Audi A3 1.5 TFSI S Line

Overview

• Make: Audi
• Model: A3
• Trim: S Line
• Version: 1.5 TFSI 35 S Line Manual FWD Euro 6 (s/s) 5dr Sportback (148 bhp)
• Year: 2023
• Mileage: 28,073 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.5 litres, 148 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Blue
• CO2: 136 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Audi A3 S Line is advertised with 28,073 miles on the clock. The AskCar estimate for this car is £19,250. It is priced at £19,998, which is £748 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. It first appeared in our advert records 23 days ago. The government's MOT record matches its advertised mileage. It is advertised by Arnold Clark Falkirk Fiat / Abarth in Grangemouth. 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: £748 (3%) over the AskCar estimate of £19,250.

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 2023 Audi A3 with the 1.5 petrol engine is typically advertised at £20,600: the median of the 493 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2023 Audi A3 has been on sale for at least 23 days.

Price history

AskCar first saw this advert on 10 October 2026 at £19,998. Its asking price has not changed.

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 12 July 2027.

It has had one MOT, on 30 June 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 27,274 miles, which matches the advertised 28,073 miles.

Advertised mileage is about 1,100 miles higher than the median mileage of a 2023 Audi A3 on AskCar.

Similar cars

79 other 2023 Audi A3 S Line 1.5 petrol manual hatchbacks are for sale at UK dealers, from £13,995 to £22,498, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2023 Audi A3 S Line, 1.5 petrol hatchback, white. Mileage: 28,035 miles. Price: £18,900, £1,098 less than this car. Dealer: Evans Halshaw Vauxhall Wakefield in Wakefield. AskCar page: https://askcar.co.uk/car/audi-a3-2023-c9c92326116f
• 2023 Audi A3 S Line, 1.5 petrol hatchback, white. Mileage: 29,090 miles. Price: £18,149, £1,849 less than this car. Dealer: Carbase Bristol in Bristol. AskCar page: https://askcar.co.uk/car/audi-a3-2023-d4ebd12dd7a1
• 2023 Audi A3 S Line, 1.5 petrol hatchback, white. Mileage: 29,347 miles. Price: £19,985, the same price as this car. Dealer: Sere Used Car Supermarket Lisburn in Lisburn. AskCar page: https://askcar.co.uk/car/audi-a3-2023-a7ae9f5292bd

• The nearest: 2023 Audi A3 S Line, 1.5 petrol hatchback, white, under a mile from this car. Mileage: 30,038 miles. Price: £19,698, £300 less than this car. Dealer: Arnold Clark Falkirk Fiat / Abarth in Falkirk. AskCar page: https://askcar.co.uk/car/audi-a3-2023-d8d1ad6430e1