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) 5dr Sportback (148 bhp)
• Year: 2023
• Mileage: 35,900 miles
• Fuel: Petrol, mild hybrid
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.5 litres, 148 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 135 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 35,900 miles, this 2023 Audi A3 S Line has covered about 8,900 more miles than other 2023 Audi A3 cars. Its asking price of £19,995 is £223 below the AskCar estimate of £20,218. The AskCar estimate draws on 6,542 Audi A3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We have tracked this advert for 58 days. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is FJ Chalke - Nissan, Yeovil, based in Yeovil. 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: £223 (1%) under the AskCar estimate of £20,218.

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 58 days.

Price history

AskCar first saw this advert on 5 September 2026 at £19,995. 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 2 November 2026: valid until 20 March 2027.

It failed its MOT on 23 February 2026 (offside front tyre has a bulge, caused by separation or partial failure of its structure) and passed later the same day.

There were no advisories at the latest test.

Mileage at that test: 30,009 miles, which matches the advertised 35,900 miles.

Advertised mileage is about 8,900 miles higher than the median mileage of a 2023 Audi A3 on AskCar.

Similar cars

128 other 2023 Audi A3 S Line 1.5 petrol automatic hatchbacks are for sale at UK dealers, from £16,195 to £24,670, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2023 Audi A3 S Line, 1.5 petrol hatchback, white. Mileage: 35,885 miles. Price: £20,612, £617 more than this car. Dealer: Vindis Group Bedford Audi in Bedford. AskCar page: https://askcar.co.uk/car/audi-a3-2023-7d38fea925bc
• 2023 Audi A3 S Line, 1.5 petrol hatchback, black. Mileage: 36,000 miles. Price: £20,850, £855 more than this car. Dealer: Group 1 Automotive Chingford Audi in Chingford. AskCar page: https://askcar.co.uk/car/audi-a3-2023-aa9f64f9ec3b
• 2023 Audi A3 S Line, 1.5 petrol hatchback, black. Mileage: 35,701 miles. Price: £20,498, £503 more than this car. Dealer: Arnold Clark Linwood Vauxhall / Jeep / Alfa Romeo in Linwood. AskCar page: https://askcar.co.uk/car/audi-a3-2023-403e5d291c66

• The nearest: 2023 Audi A3 S Line, 1.5 petrol hatchback, blue, 2 miles from this car. Mileage: 18,819 miles. Price: £21,745, £1,750 more than this car. Dealer: Yeovil Audi in Yeovil. AskCar page: https://askcar.co.uk/car/audi-a3-2023-a3af80476b6c