2023 Audi A3 1.5 TFSI S Line

Overview

• Make: Audi
• Model: A3
• Trim: S Line
• Version: 1.5 TFSI 35 S Line S tronic FWD Euro 6 (s/s) 4dr (148 bhp)
• Year: 2023
• Mileage: 10,185 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: Black
• CO2: 131 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Audi A3 S Line is advertised with 10,185 miles, approximately 16,800 below the typical mileage for its age. The dealer is asking £22,815, which is £512 below the AskCar estimate of £23,327. To work out the AskCar estimate, we analyse UK dealer adverts for 6,542 Audi A3 cars across different ages and specifications. The dealer may accept less: this car has been on sale for at least 73 days, and its asking price has been cut by £685. Its advertised mileage matches the government's MOT record. The seller is Vertu BYD Macclesfield, based in Macclesfield. 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: £512 (2%) under the AskCar estimate of £23,327.

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

The dealer may accept less. This 2023 Audi A3 has been on sale for at least 73 days, and its asking price has been cut by £685. About half of 2023 Audi A3 cars are gone from sale within a month of being advertised: 963 of the 1,886 first advertised between 8 July 2026 and 29 September 2026.

Price history

AskCar first saw this advert on 21 August 2026 at £23,500. Its asking price is now £22,815, £685 less. The latest price cut was seen on 23 October 2026.

Price changes recorded:

• 21 August 2026: £23,500
• 22 August 2026: £23,712
• 25 August 2026: £23,629
• 26 August 2026: £23,573
• 29 August 2026: £23,695
• 1 September 2026: £23,660
• 4 September 2026: £23,938
• 8 September 2026: £23,830
• 14 October 2026: £22,495
• 21 October 2026: £22,853
• 23 October 2026: £22,815

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 17 August 2027.

It has had one MOT, on 18 August 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 10,186 miles, which matches the advertised 10,185 miles.

Advertised mileage is about 16,800 miles lower than the median mileage of a 2023 Audi A3 on AskCar.

Similar cars

41 other 2023 Audi A3 S Line 1.5 petrol automatic saloons are for sale at UK dealers, from £16,290 to £24,499, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2023 Audi A3 S Line, 1.5 petrol saloon, grey. Mileage: 13,070 miles. Price: £21,995, £820 less than this car. Dealer: Group 1 Automotive Chelmsford Audi in Chelmsford. AskCar page: https://askcar.co.uk/car/audi-a3-2023-f1f824da59cb
• 2023 Audi A3 S Line, 1.5 petrol saloon, black. Mileage: 13,536 miles. Price: £23,498, £683 more than this car. Dealer: Arnold Clark Salford Vauxhall / Fiat / Abarth / MG / Jeep in Salford. AskCar page: https://askcar.co.uk/car/audi-a3-2023-a673033305f1
• 2023 Audi A3 S Line, 1.5 petrol saloon, grey. Mileage: 6,666 miles. Price: £24,250, £1,435 more than this car. Dealer: Group 1 Automotive Watford Audi in Watford. AskCar page: https://askcar.co.uk/car/audi-a3-2023-ac94a8a56d11

• The nearest: 2023 Audi A3 S Line, 1.5 petrol saloon, grey, 16 miles from this car. Mileage: 72,284 miles. Price: £16,290, £6,525 less than this car. Dealer: Motor Match Crewe in Crewe. AskCar page: https://askcar.co.uk/car/audi-a3-2023-1c928d32ffbe