2023 Audi A3 1.4 TFSIe S Line

Overview

• Make: Audi
• Model: A3
• Trim: S Line
• Version: 1.4 13kWh TFSIe 40 S Line S tronic FWD Euro 6 (s/s) 5dr Sportback (201 bhp)
• Year: 2023
• Mileage: 45,149 miles
• Fuel: Plug-in hybrid (petrol)
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.4 litres, 201 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Black
• CO2: 29 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Audi A3 S Line has covered 45,149 miles, around 18,100 more miles than is typical for its age. Its asking price of £16,990 is £1,443 below the AskCar estimate of £18,433. 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 58 days ago. Its asking price has since fallen by £1,300. We checked its advertised mileage against the government's MOT record, and they match. The seller is S M Specialist Cars, based in Bedford. 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: £1,443 (7%) under the AskCar estimate of £18,433.

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 1.4 plug-in hybrid engine is typically advertised at £18,400: the median of the 180 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 £18,290. Its asking price is now £16,990, £1,300 less. The latest price cut was seen on 31 October 2026.

Price changes recorded:

• 5 September 2026: £18,290
• 29 September 2026: £17,490
• 30 October 2026: £17,190
• 31 October 2026: £16,990

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 16 August 2027.

It has had one MOT, on 4 August 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 44,221 miles, which matches the advertised 45,149 miles.

Advertised mileage is about 18,100 miles higher than the median mileage of a 2023 Audi A3 on AskCar.

Similar cars

85 other 2023 Audi A3 S Line 1.4 plug-in hybrid automatic hatchbacks are for sale at UK dealers, from £13,690 to £23,000, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2023 Audi A3 S Line, 1.4 plug-in hybrid hatchback, white. Mileage: 45,070 miles. Price: £17,495, £505 more than this car. Dealer: V12 Sports & Classics Ltd - Hinckley in Hinckley. AskCar page: https://askcar.co.uk/car/audi-a3-2023-1234d10f7be7
• 2023 Audi A3 S Line, 1.4 plug-in hybrid hatchback, white. Mileage: 45,000 miles. Price: £17,989, £999 more than this car. Dealer: Vanstar Wakefield in Castleford. AskCar page: https://askcar.co.uk/car/audi-a3-2023-c13a6f59e38f
• 2023 Audi A3 S Line, 1.4 plug-in hybrid hatchback, black. Mileage: 45,638 miles. Price: £17,499, £509 more than this car. Dealer: cinch Corby in Corby. AskCar page: https://askcar.co.uk/car/audi-a3-2023-6fa90418c807

• The nearest: 2023 Audi A3 S Line, 1.4 plug-in hybrid hatchback, blue, 16 miles from this car. Mileage: 58,515 miles. Price: £17,500, £510 more than this car. Dealer: R 8 Motor Group in Milton Keynes. AskCar page: https://askcar.co.uk/car/audi-a3-2023-b7e9fa6d44c3