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) 4dr (148 bhp)
• Year: 2023
• Mileage: 20,569 miles
• Fuel: Petrol
• Body: Saloon, 4 doors, 5 seats
• Engine: 1.5 litres, 148 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 133 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 20,569 miles on the clock, this 2023 Audi A3 S Line has done roughly 6,100 fewer miles than a typical 2023 Audi A3. The AskCar estimate for this car is £20,221. It is priced at £19,495, which is £726 below that estimate. The AskCar estimate draws on 6,630 Audi A3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. It first appeared in our advert records 1 day ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Cars2 Geely Wakefield, based in Wakefield. 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: £726 (3%) under the AskCar estimate of £20,221.

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 1.5 petrol engine is typically advertised at £20,600: the median of the 503 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 £19,495. 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 26 March 2027.

It has had one MOT, on 6 March 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 16,626 miles, which matches the advertised 20,569 miles.

Advertised mileage is about 6,100 miles lower than the median mileage of a 2023 Audi A3 on AskCar.

Similar cars

21 other 2023 Audi A3 S Line 1.5 petrol manual saloons are for sale at UK dealers, from £15,295 to £22,991, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2023 Audi A3 S Line, 1.5 petrol saloon, blue. Mileage: 20,328 miles. Price: £20,604, £1,109 more than this car. Dealer: Vindis Group Northampton Audi in Northampton. AskCar page: https://askcar.co.uk/car/audi-a3-2023-f66644033897
• 2023 Audi A3 S Line, 1.5 petrol saloon, grey. Mileage: 20,246 miles. Price: £19,997, £502 more than this car. Dealer: Marriott Motor Group Ipswich Audi in Ipswich. AskCar page: https://askcar.co.uk/car/audi-a3-2023-65b8622f9997
• 2023 Audi A3 S Line, 1.5 petrol saloon, white. Mileage: 20,038 miles. Price: £21,498, £2,003 more than this car. Dealer: Arnold Clark Preston Renault / Dacia in Preston. AskCar page: https://askcar.co.uk/car/audi-a3-2023-29d1616313be

• The nearest: 2023 Audi A3 S Line, 1.5 petrol saloon, blue, 33 miles from this car. Mileage: 8,469 miles. Price: £21,595, £2,100 more than this car. Dealer: Group 1 Automotive Stockport Audi in Stockport. AskCar page: https://askcar.co.uk/car/audi-a3-2023-513e38f8a8d2