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: 50,037 miles
• Fuel: Petrol
• Body: Saloon, 4 doors, 5 seats
• Engine: 1.5 litres, 148 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Black
• CO2: 133 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 50,037 miles on the clock, this 2023 Audi A3 S Line has done roughly 23,000 more miles than a typical 2023 Audi A3. The AskCar estimate for this car is £17,502. It is priced at £16,100, which is £1,402 below that estimate. The AskCar estimate draws on 6,542 Audi A3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first saw this car advertised 53 days ago. Its asking price has since fallen by £1,620. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Big Motoring World Norwich, based in Norwich. 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

Good value: £1,402 (8%) under the AskCar estimate of £17,502.

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 53 days.

Price history

AskCar first saw this advert on 10 September 2026 at £17,720. Its asking price is now £16,100, £1,620 less. The latest price cut was seen on 31 October 2026.

Price changes recorded:

• 10 September 2026: £17,720
• 11 September 2026: £17,710
• 12 September 2026: £17,720
• 15 September 2026: £17,630
• 19 September 2026: £17,670
• 20 September 2026: £17,150
• 22 September 2026: £17,120
• 23 September 2026: £17,110
• 24 September 2026: £17,100
• 25 September 2026: £17,090
• 26 September 2026: £17,060
• 29 September 2026: £17,040
• 30 September 2026: £17,010
• 6 October 2026: £17,030
• 7 October 2026: £17,010
• 9 October 2026: £16,960
• 10 October 2026: £16,970
• 13 October 2026: £16,930
• 14 October 2026: £16,910
• 16 October 2026: £16,900
• 17 October 2026: £16,920
• 19 October 2026: £16,800
• 24 October 2026: £16,770
• 27 October 2026: £16,570
• 31 October 2026: £16,100

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 25 June 2027.

It has had one MOT, on 15 June 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 47,418 miles, which matches the advertised 50,037 miles.

Advertised mileage is about 23,000 miles higher than the median mileage of a 2023 Audi A3 on AskCar.

Similar cars

20 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 2 November 2026.

The 3 closest to this car in mileage:

• 2023 Audi A3 S Line, 1.5 petrol saloon, grey. Mileage: 46,574 miles. Price: £16,200, £100 more than this car. Dealer: Car Planet Watford in Watford. AskCar page: https://askcar.co.uk/car/audi-a3-2023-2a5efca14ccd
• 2023 Audi A3 S Line, 1.5 petrol saloon, blue. Mileage: 37,210 miles. Price: £18,849, £2,749 more than this car. Dealer: Motorpoint Glasgow in Glasgow. AskCar page: https://askcar.co.uk/car/audi-a3-2023-e4c081ef0cbd
• 2023 Audi A3 S Line, 1.5 petrol saloon, grey. Mileage: 37,010 miles. Price: £18,999, £2,899 more than this car. Dealer: Eastern Western Motor Group Audi Stirling in Stirling. AskCar page: https://askcar.co.uk/car/audi-a3-2023-5e2d5a51e850

• The nearest: 2023 Audi A3 S Line, 1.5 petrol saloon, grey, under a mile from this car. Mileage: 25,279 miles. Price: £19,349, £3,249 more than this car. Dealer: Motorpoint Norwich in Norwich. AskCar page: https://askcar.co.uk/car/audi-a3-2023-fe55dae6331d