2023 Audi A3 1.4 TFSIe S Line Competition

Overview

• Make: Audi
• Model: A3
• Trim: S Line Competition
• Version: 1.4 45 S Line Competition S tronic FWD Euro 6 5dr (241 bhp)
• Year: 2023
• Mileage: 49,123 miles
• Fuel: Plug-in hybrid (petrol)
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.4 litres, 241 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Blue
• CO2: 30 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Audi A3 S Line Competition is advertised with 49,123 miles, approximately 22,400 above the typical mileage for its age. The dealer is asking £19,990, which is £476 below the AskCar estimate of £20,466. To work out the AskCar estimate, we analyse UK dealer adverts for 6,620 Audi A3 cars across different ages and specifications. This car was first seen in our listings data today. The seller is Evans Halshaw Renault Dacia Sunderland, based in Sunderland. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 8 November 2026.

How we estimate prices and check cars

Price

Fair price: £476 (2%) under the AskCar estimate of £20,466.

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 6,620 priced Audi A3 adverts across different ages and specifications, as of 8 November 2026.

A 2023 Audi A3 with the 1.4 plug-in hybrid engine is typically advertised at £18,300: the median of the 187 for sale on AskCar, as of 8 November 2026.

Time on sale

AskCar first saw this 2023 Audi A3 advertised today. About half of 2023 Audi A3 cars are gone from sale within a month of being advertised: 1,075 of the 2,122 first advertised between 8 July 2026 and 5 October 2026.

Price history

AskCar first saw this advert on 8 November 2026 at £19,990. Its asking price has not changed.

Mileage and MOT

Advertised mileage is about 22,400 miles higher than the median mileage of a 2023 Audi A3 on AskCar.

Similar cars

16 other 2023 Audi A3 S Line Competition 1.4 plug-in hybrid automatic hatchbacks are for sale at UK dealers, from £16,985 to £26,971, as of 8 November 2026.

The 3 closest to this car in mileage:

• 2023 Audi A3 S Line Competition, 1.4 plug-in hybrid hatchback, blue. Mileage: 45,745 miles. Price: £20,995, £1,005 more than this car. Dealer: Group 1 Automotive Macclesfield Audi in Macclesfield. AskCar page: https://askcar.co.uk/car/audi-a3-2023-5c12bc3bcf05
• 2023 Audi A3 S Line Competition, 1.4 plug-in hybrid hatchback, blue. Mileage: 45,276 miles. Price: £20,470, £480 more than this car. Dealer: Big Motoring World Warrington in Warrington. AskCar page: https://askcar.co.uk/car/audi-a3-2023-41e47e1217cd
• 2023 Audi A3 S Line Competition, 1.4 plug-in hybrid hatchback, black. Mileage: 53,009 miles. Price: £19,498, £492 less than this car. Dealer: Arnold Clark West Bromwich Motorstore in West Bromwich. AskCar page: https://askcar.co.uk/car/audi-a3-2023-8e06cd351dac

• The nearest: 2023 Audi A3 S Line Competition, 1.4 plug-in hybrid hatchback, blue, 3 miles from this car. Mileage: 12,342 miles. Price: £24,463, £4,473 more than this car. Dealer: Lookers Audi Wearside in Sunderland. AskCar page: https://askcar.co.uk/car/audi-a3-2023-db5248542d75