2023 Audi A3 1.4 TFSIe S Line
Price: £21,848. Fair price: £581 (2%) over the AskCar estimate of £21,267, our expected asking price for this car from its model, age, mileage and specification, drawing on 6,542 priced Audi A3 adverts on AskCar as of 2 November 2026.
AskCar lists 6,720 used Audi A3 from 2,302 UK dealerships, as of 2 November 2026.
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: 15,704 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 is advertised with 15,704 miles, approximately 11,300 below the typical mileage for its age. Its asking price of £21,848 is £581 above the AskCar estimate of £21,267. The AskCar estimate uses 6,542 UK dealer adverts for the Audi A3, with adjustments for age, mileage, trim, engine and other specifications. This car was first seen in our listings data 4 days ago. The seller is Lookers Audi Teesside, based in Stockton-on-Tees. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 2 November 2026.
Price
Fair price: £581 (2%) over the AskCar estimate of £21,267.
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
AskCar first saw this 2023 Audi A3 advertised 4 days ago. About half of 2023 Audi A3 cars are gone from sale within a month of being advertised: 963 of the 1,886 first advertised between 8 July 2026 and 29 September 2026.
Price history
AskCar first saw this advert on 29 October 2026 at £21,848. Its asking price has not changed.
Mileage and MOT
Advertised mileage is about 11,300 miles lower 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, blue. Mileage: 17,560 miles. Price: £20,740, £1,108 less than this car. Dealer: Big Motoring World Sheffield in Sheffield. AskCar page: https://askcar.co.uk/car/audi-a3-2023-4b9af4ee4a22
- 2023 Audi A3 S Line, 1.4 plug-in hybrid hatchback, black. Mileage: 18,313 miles. Price: £20,780, £1,068 less than this car. Dealer: Riverside Motors Polestar Leeds in Leeds. AskCar page: https://askcar.co.uk/car/audi-a3-2023-7534c356a1a5
- 2023 Audi A3 S Line, 1.4 plug-in hybrid hatchback, white. Mileage: 19,268 miles. Price: £21,695, £153 less than this car. Dealer: Sere Used Car Supermarket Lisburn in Lisburn. AskCar page: https://askcar.co.uk/car/audi-a3-2023-19b121804c8b
- The nearest: 2023 Audi A3 S Line, 1.4 plug-in hybrid hatchback, black, under a mile from this car. Mileage: 30,633 miles. Price: £19,299, £2,549 less than this car. Dealer: Motorpoint Stockton-on-Tees in Stockton-on-Tees. AskCar page: https://askcar.co.uk/car/audi-a3-2023-905d0c8da667
Browse all Audi A3 cars for sale · 2023 Audi A3 price guide
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Photos
6 photos of this car are on its AskCar page.
As of 2 November 2026, AskCar lists 586,270 cars and vans from 12,920 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.