2023 Audi A3 1.0 TFSI S Line
Price: £19,999. Fair price: £1,492 (6%) under the AskCar estimate of £21,491, 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 30 TFSI S Line S tronic FWD Euro 6 4dr (108 bhp)
- Year: 2023
- Mileage: 16,059 miles
- Fuel: Petrol, mild hybrid
- Body: Saloon, 4 doors, 5 seats
- Engine: 1.0 litres, 108 bhp
- Gearbox: Automatic (S tronic)
- Drive: Front-wheel drive
- Colour: Red
- CO2: 120 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
This 2023 Audi A3 S Line has covered 16,059 miles, around 10,900 fewer miles than is typical for its age. Its asking price of £19,999 is £1,492 below the AskCar estimate of £21,491. To work out the AskCar estimate, we analyse UK dealer adverts for 6,542 Audi A3 cars across different ages and specifications. This car was first seen in our listings data 33 days ago. The government's MOT record matches its advertised mileage. You can find this car at Available Car Supermarket - Castle Donington in Castle Donnington. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 2 November 2026.
Price
Fair price: £1,492 (6%) under the AskCar estimate of £21,491.
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
This 2023 Audi A3 has been on sale for at least 33 days.
Price history
AskCar first saw this advert on 30 September 2026 at £19,999. 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 23 April 2027.
It has had one MOT, on 24 April 2026, and passed.
There were no advisories at the latest test.
Mileage at that test: 15,754 miles, which matches the advertised 16,059 miles.
Advertised mileage is about 10,900 miles lower than the median mileage of a 2023 Audi A3 on AskCar.
Similar cars
10 other 2023 Audi A3 S Line 1.0 petrol automatic saloons are for sale at UK dealers, from £16,990 to £21,990, as of 2 November 2026.
The 3 closest to this car in mileage:
- 2023 Audi A3 S Line, 1.0 petrol saloon, grey. Mileage: 20,510 miles. Price: £19,895, £104 less than this car. Dealer: V12 Sports & Classics Ltd - Hinckley in Hinckley. AskCar page: https://askcar.co.uk/car/audi-a3-2023-f465b33c81bf
- 2023 Audi A3 S Line, 1.0 petrol saloon, black. Mileage: 29,257 miles. Price: £19,990, the same price as this car. Dealer: Acer Glade Cars in Arnold. AskCar page: https://askcar.co.uk/car/audi-a3-2023-7d1a1e84b055
- 2023 Audi A3 S Line, 1.0 petrol saloon, black. Mileage: 31,681 miles. Price: £18,495, £1,504 less than this car. Dealer: House Of Motors in Romford. AskCar page: https://askcar.co.uk/car/audi-a3-2023-cb44598edada
Browse all Audi A3 cars for sale · 2023 Audi A3 price guide
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Photos
39 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.