2023 Audi A3 1.0 TFSI S Line

Overview

• Make: Audi
• Model: A3
• Trim: S Line
• Version: 1.0 TFSI 30 S Line S tronic FWD Euro 6 (s/s) 5dr Sportback (108 bhp)
• Year: 2023
• Mileage: 16,598 miles
• Fuel: Petrol, mild hybrid
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.0 litres, 108 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Black
• CO2: 124 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Audi A3 S Line has covered 16,598 miles, around 10,100 fewer miles than is typical for its age. The AskCar estimate for this car is £20,505. It is priced at £21,100, which is £595 above that estimate. The AskCar estimate draws on 6,630 Audi A3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. This car was first seen in our listings data 1 day ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Marshall Motor Group Audi South East London (Beckenham), based in Beckenham. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 4 November 2026.

How we estimate prices and check cars

Price

Fair price: £595 (2%) over the AskCar estimate of £20,505.

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 6,630 priced Audi A3 adverts across different ages and specifications, as of 4 November 2026.

A 2023 Audi A3 with the 1.0 petrol engine is typically advertised at £18,200: the median of the 464 for sale on AskCar, as of 4 November 2026.

Time on sale

AskCar first saw this 2023 Audi A3 advertised 1 day ago. About half of 2023 Audi A3 cars are gone from sale within a month of being advertised: 1,015 of the 1,999 first advertised between 8 July 2026 and 1 October 2026.

Price history

AskCar first saw this advert on 3 November 2026 at £21,100. 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 4 November 2026: valid until 22 June 2027.

It has had one MOT, on 2 June 2026, and passed.

Advisories at the latest test: nearside front outer tyre slightly damaged/cracking or perishing.

Mileage at that test: 15,028 miles, which matches the advertised 16,598 miles.

Advertised mileage is about 10,100 miles lower than the median mileage of a 2023 Audi A3 on AskCar.

Similar cars

183 other 2023 Audi A3 S Line 1.0 petrol automatic hatchbacks are for sale at UK dealers, from £14,990 to £23,180, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2023 Audi A3 S Line, 1.0 petrol hatchback, grey. Mileage: 16,400 miles. Price: £19,780, £1,320 less than this car. Dealer: Evans Halshaw Citroen Hull in Kingston upon Hull. AskCar page: https://askcar.co.uk/car/audi-a3-2023-1af93c4f942b
• 2023 Audi A3 S Line, 1.0 petrol hatchback, white. Mileage: 16,800 miles. Price: £20,100, £1,000 less than this car. Dealer: German Autocentre in Sheffield. AskCar page: https://askcar.co.uk/car/audi-a3-2023-513a5d85f22b
• 2023 Audi A3 S Line, 1.0 petrol hatchback, white. Mileage: 16,232 miles. Price: £20,495, £605 less than this car. Dealer: Group 1 Automotive Watford Audi in Watford. AskCar page: https://askcar.co.uk/car/audi-a3-2023-e18bcd0254a9

• The nearest: 2023 Audi A3 S Line, 1.0 petrol hatchback, black, 6 miles from this car. Mileage: 33,296 miles. Price: £18,100, £3,000 less than this car. Dealer: Big Motoring World Wimbledon in Wimbledon. AskCar page: https://askcar.co.uk/car/audi-a3-2023-f1fe28b0ec93