2023 Audi A3 1.0 TFSI S Line

Version: 1.0 TFSI 30 S Line S tronic FWD Euro 6 (s/s) 5dr Sportback (108 bhp)

Price: £18,998. Fair price: £820 (4%) over the AskCar estimate of £18,178, our expected asking price for this car from its model, age, mileage and specification, drawing on 6,475 priced Audi A3 adverts on AskCar as of 30 October 2026.

AskCar lists 6,654 used Audi A3 from 2,240 UK dealerships, as of 30 October 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)
Mileage
41,782 miles
Year
2023
Fuel type
Petrol
Body type
Hatchback
Engine
1.0 L
Gearbox
Automatic
Power
108 bhp
Seats
5
CO2
124 g/km
Colour
White
Doors
5
Driven wheels
Front Wheel Drive
Gearbox version
S tronic
Engine badge
TFSI
Hybrid type
Mild hybrid
Emissions standard
Euro 6

About this car

With 41,782 miles on the clock, this 2023 Audi A3 S Line has done roughly 14,900 more miles than a typical 2023 Audi A3. Its asking price of £18,998 is £820 above the AskCar estimate of £18,178. To work out the AskCar estimate, we analyse UK dealer adverts for 6,475 Audi A3 cars across different ages and specifications. This car was first seen in our listings data 31 days ago. MOT records show an expiry date of 18 September 2027, and the latest recorded mileage is consistent with the advert. The seller is Arnold Clark Hillington Renault / Dacia / Alpine / Vanstore, based in Glasgow.

Stock data as of 30 October 2026.

How we estimate prices and check cars

Price history

AskCar first saw this advert on 29 September 2026, 31 days ago.

Recorded asking prices
Date observedAsking price
29 September 2026£18,998
30 October 2026£18,998

Price and mileage comparison

Fair price: £820 (4%) over the AskCar estimate of £18,178.

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 6,475 priced Audi A3 adverts across different ages and specifications, as of 30 October 2026.

Advertised mileage is about 14,900 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 18 September 2027. 41,776 miles at the last test.

Other matching cars

357 other 2023 Audi A3 S Line automatic petrol cars are for sale at UK dealers from £14,990 to £24,670, as of 30 October 2026.

The 5 cheapest:

The 357 matching cars have covered 1,217 to 82,835 miles, compared with 41,782 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

20 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 30 October 2026, AskCar lists 580,490 cars and vans from 12,695 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.