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: 14,600 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.5 litres, 148 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 136 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 14,600 miles on the clock, this 2023 Audi A3 S Line has done roughly 12,400 fewer miles than a typical 2023 Audi A3. The dealer is asking £19,490, which is £913 below the AskCar estimate of £20,403. To work out the AskCar estimate, we analyse UK dealer adverts for 6,542 Audi A3 cars across different ages and specifications. We first saw this car advertised 31 days ago. Its asking price has since fallen by £500. According to the government's MOT record, its advertised mileage is consistent with the latest test. It is advertised by Williams Select in Manchester. 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: £913 (4%) under the AskCar estimate of £20,403.

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 31 days.

Price history

AskCar first saw this advert on 2 October 2026 at £19,990. Its asking price is now £19,490, £500 less. The latest price cut was seen on 28 October 2026.

Price changes recorded:

• 2 October 2026: £19,990
• 28 October 2026: £19,490

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 10 May 2027.

It has had one MOT, on 17 April 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 13,603 miles, which matches the advertised 14,600 miles.

Advertised mileage is about 12,400 miles lower 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, grey. Mileage: 14,692 miles. Price: £20,390, £900 more than this car. Dealer: Stratstone Liverpool Audi in Liverpool. AskCar page: https://askcar.co.uk/car/audi-a3-2023-bbe3b0e91094
• 2023 Audi A3 S Line, 1.5 petrol hatchback, white. Mileage: 14,386 miles. Price: £20,237, £747 more than this car. Dealer: cartime Rochdale in Rochdale. AskCar page: https://askcar.co.uk/car/audi-a3-2023-3d52f6ece4a5
• 2023 Audi A3 S Line, 1.5 petrol hatchback, white. Mileage: 14,829 miles. Price: £19,750, £260 more than this car. Dealer: Big Motoring World Peterborough in Peterborough. AskCar page: https://askcar.co.uk/car/audi-a3-2023-c4988ce5870f

• The nearest: 2023 Audi A3 S Line, 1.5 petrol hatchback, blue, 6 miles from this car. Mileage: 22,142 miles. Price: £19,495, the same price as this car. Dealer: Motor Range Manchester in Manchester. AskCar page: https://askcar.co.uk/car/audi-a3-2023-5372acc15096