2023 Audi A3 1.0 TFSI S Line
Price: £18,790. Fair price: £300 (1%) under the AskCar estimate of £19,090, 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: 1.0 TFSI 30 S Line Manual FWD Euro 6 (s/s) 4dr (108 bhp)
- Year: 2023
- Mileage: 20,000 miles
- Fuel: Petrol
- Body: Saloon, 4 doors, 5 seats
- Engine: 1.0 litres, 108 bhp
- Gearbox: Manual
- Drive: Front-wheel drive
- Colour: White
- CO2: 128 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
This 2023 Audi A3 S Line has covered 20,000 miles, around 7,000 fewer miles than is typical for its age. The AskCar estimate for this car is £19,090. It is priced at £18,790, which is £300 below that estimate. To work out the AskCar estimate, we analyse UK dealer adverts for 6,542 Audi A3 cars across different ages and specifications. We first recorded this car for sale 3 days ago. It is for sale at KCS of Surrey in Addlestone. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 2 November 2026.
Price
Fair price: £300 (1%) under the AskCar estimate of £19,090.
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 1.0 petrol engine is typically advertised at £18,200: the median of the 453 for sale on AskCar, as of 2 November 2026.
Time on sale
AskCar first saw this 2023 Audi A3 advertised 3 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 30 October 2026 at £18,790. Its asking price has not changed.
Mileage and MOT
Advertised mileage is about 7,000 miles lower than the median mileage of a 2023 Audi A3 on AskCar.
Similar cars
19 other 2023 Audi A3 S Line 1.0 petrol manual saloons are for sale at UK dealers, from £12,800 to £20,999, as of 2 November 2026.
The 3 closest to this car in mileage:
- 2023 Audi A3 S Line, 1.0 petrol saloon, black. Mileage: 20,000 miles. Price: £18,850, £60 more than this car. Dealer: Mon Motors Cheltenham Audi in Cheltenham. AskCar page: https://askcar.co.uk/car/audi-a3-2023-887b3cf0efdb
- 2023 Audi A3 S Line, 1.0 petrol saloon, white. Mileage: 20,500 miles. Price: £18,803, the same price as this car. Dealer: Vertu MINI Durham in Durham. AskCar page: https://askcar.co.uk/car/audi-a3-2023-090cc383b036
- 2023 Audi A3 S Line, 1.0 petrol saloon, red. Mileage: 18,734 miles. Price: £19,059, £269 more than this car. Dealer: Drayton Motors Bolton in Bolton. AskCar page: https://askcar.co.uk/car/audi-a3-2023-9816a6f4f162
- The nearest: 2023 Audi A3 S Line, 1.0 petrol saloon, black, 43 miles from this car. Mileage: 95,398 miles. Price: £12,800, £5,990 less than this car. Dealer: Big Motoring World Blue Bell Hill in Blue Bell Hill. AskCar page: https://askcar.co.uk/car/audi-a3-2023-475b709832ac
Browse all Audi A3 cars for sale · 2023 Audi A3 price guide
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Photos
45 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.