2023 Audi A3 2.0 TDI S Line
Version: 2.0 TDI 35 S Line S tronic FWD Euro 6 (s/s) 5dr Sportback (148 bhp)
Price: £21,000. Fair price: £385 (1%) over the AskCar estimate of £20,615, our expected asking price for this car from its model, age, mileage and specification, drawing on 6,516 priced Audi A3 adverts on AskCar as of 1 November 2026.
AskCar lists 6,654 used Audi A3 from 2,245 UK dealerships, as of 1 November 2026.
Overview
- Make
- Audi
- Model
- A3
- Trim
- S Line
- Version
- 2.0 TDI 35 S Line S tronic FWD Euro 6 (s/s) 5dr Sportback (148 bhp)
- Mileage
- 41,667 miles
- Year
- 2023
- Fuel type
- Diesel
- Body type
- Hatchback
- Engine
- 2.0 L
- Gearbox
- Automatic
- Power
- 148 bhp
- Seats
- 5
- CO2
- 127 g/km
- Colour
- Grey
- Doors
- 5
- Driven wheels
- Front Wheel Drive
- Gearbox version
- S tronic
- Engine badge
- TDI
- Emissions standard
- Euro 6
About this car
This 2023 Audi A3 S Line has covered 41,667 miles, around 14,700 more miles than is typical for its age. The AskCar estimate for this car is £20,615. It is priced at £21,000, which is £385 above that estimate. To work out the AskCar estimate, we analyse UK dealer adverts for 6,516 Audi A3 cars across different ages and specifications. We have tracked this advert today. MOT records show an expiry date of 16 May 2027, and the latest recorded mileage is consistent with the advert. The seller is Sytner Group Derby Audi, based in Derby.
Stock data as of 1 November 2026.
Price history
AskCar first saw this advert on 1 November 2026.
| Date observed | Asking price |
|---|---|
| 1 November 2026 | £21,000 |
Price and mileage comparison
Fair price: £385 (1%) over the AskCar estimate of £20,615.
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 6,516 priced Audi A3 adverts across different ages and specifications, as of 1 November 2026.
Advertised mileage is about 14,700 miles higher than the median mileage of a 2023 Audi A3 on AskCar.
The advertised mileage is consistent with the last MOT reading.
MOT
MOT: valid until 16 May 2027. 37,129 miles at the last test.
Other matching cars
46 other 2023 Audi A3 S Line automatic diesel cars are for sale at UK dealers from £16,203 to £24,699, as of 1 November 2026.
The 5 cheapest:
- 2023 Audi A3. Price: £16,203. Mileage: 79,878 miles. Dealer: JCT600 Volkswagen York in York. AskCar page: https://askcar.co.uk/car/audi-a3-2023-53cbff517228
- 2023 Audi A3. Price: £17,995. Mileage: 87,000 miles. Dealer: M J Motors in Belfast. AskCar page: https://askcar.co.uk/car/audi-a3-2023-b33aefa2fdba
- 2023 Audi A3. Price: £18,450. Mileage: 44,017 miles. Dealer: Stellantis &You Bristol Cribbs in Bristol. AskCar page: https://askcar.co.uk/car/audi-a3-2023-944442aca4ad
- 2023 Audi A3. Price: £18,750. Mileage: 58,100 miles. Dealer: S Mckeever Cars in Ballymena. AskCar page: https://askcar.co.uk/car/audi-a3-2023-d3b081ee52e5
- 2023 Audi A3. Price: £18,946. Mileage: 57,767 miles. Dealer: Group 1 Automotive Chingford Audi in Chingford. AskCar page: https://askcar.co.uk/car/audi-a3-2023-56f9d1600591
The 46 matching cars have covered 11,422 to 87,000 miles, compared with 41,667 miles for this car.
Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. The AskCar estimate adjusts for these differences.
Browse all Audi A3 cars for sale · 2023 Audi A3 price guide
More like this
Photos
34 photos of this car are on its AskCar page.
How to contact the dealer and its opening hours are on this AskCar page.
As of 1 November 2026, AskCar lists 578,994 cars and vans from 12,654 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.