2023 Audi A3 1.0 TFSI S Line
Price: £20,990. Fair price: £618 (3%) over the AskCar estimate of £20,372, 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 S tronic FWD Euro 6 (s/s) 5dr Sportback (108 bhp)
- Year: 2023
- Mileage: 18,308 miles
- Fuel: Petrol, mild hybrid
- Body: Hatchback, 5 doors, 5 seats
- Engine: 1.0 litres, 108 bhp
- Gearbox: Automatic (S tronic)
- Drive: Front-wheel drive
- Colour: Blue
- CO2: 124 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
This 2023 Audi A3 S Line has covered 18,308 miles, around 8,700 fewer miles than is typical for its age. Its asking price of £20,990 is £618 above the AskCar estimate of £20,372. The AskCar estimate draws on 6,542 Audi A3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We have tracked this advert for 3 days. You can find this car at Vertu Vauxhall Harrogate in Knaresborough. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 2 November 2026.
Price
Fair price: £618 (3%) over the AskCar estimate of £20,372.
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 £20,990. Its asking price has not changed.
Mileage and MOT
Advertised mileage is about 8,700 miles lower than the median mileage of a 2023 Audi A3 on AskCar.
Similar cars
174 other 2023 Audi A3 S Line 1.0 petrol automatic hatchbacks are for sale at UK dealers, from £14,990 to £23,180, as of 2 November 2026.
The 3 closest to this car in mileage:
- 2023 Audi A3 S Line, 1.0 petrol hatchback, white. Mileage: 18,322 miles. Price: £20,493, £497 less than this car. Dealer: Listers Audi Coventry in Coventry. AskCar page: https://askcar.co.uk/car/audi-a3-2023-1eebd28f666c
- 2023 Audi A3 S Line, 1.0 petrol hatchback, white. Mileage: 18,409 miles. Price: £19,995, £995 less than this car. Dealer: Twells Of Billinghay in Billinghay. AskCar page: https://askcar.co.uk/car/audi-a3-2023-94819076a7f8
- 2023 Audi A3 S Line, 1.0 petrol hatchback, white. Mileage: 18,000 miles. Price: £20,890, £100 less than this car. Dealer: Riverside Honda Wakefield in Wakefield. AskCar page: https://askcar.co.uk/car/audi-a3-2023-9135932617c5
- The nearest: 2023 Audi A3 S Line, 1.0 petrol hatchback, grey, 13 miles from this car. Mileage: 24,677 miles. Price: £18,800, £2,190 less than this car. Dealer: Evans Halshaw Vauxhall Horsforth in Horsforth. AskCar page: https://askcar.co.uk/car/audi-a3-2023-3ff5e80e1c28
Browse all Audi A3 cars for sale · 2023 Audi A3 price guide
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Photos
1 photo of this car is 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.