2023 Audi A3 1.5 TFSI S Line

Version: 1.5 TFSI 35 S Line Manual FWD Euro 6 (s/s) 5dr Sportback (148 bhp)

Price: £18,500. Fair price: £101 (under 1%) under the AskCar estimate of £18,601, our expected asking price for this car from its model, age, mileage and specification, drawing on 6,508 priced Audi A3 adverts on AskCar as of 29 October 2026.

AskCar lists 6,724 used Audi A3 from 2,304 UK dealerships, as of 29 October 2026.

Overview

Make
Audi
Model
A3
Trim
S Line
Version
1.5 TFSI 35 S Line Manual FWD Euro 6 (s/s) 5dr Sportback (148 bhp)
Mileage
34,376 miles
Year
2023
Fuel type
Petrol
Body type
Hatchback
Engine
1.5 L
Gearbox
Manual
Power
148 bhp
Seats
5
CO2
136 g/km
Colour
Black
Doors
5
Driven wheels
Front Wheel Drive
Engine badge
TFSI
Emissions standard
Euro 6

About this car

This 2023 Audi A3 S Line has covered 34,376 miles, around 7,600 more miles than is typical for its age. Its asking price of £18,500 is £101 below the AskCar estimate of £18,601. The AskCar estimate draws on 6,508 Audi A3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We have tracked this advert today. Its recorded MOT is valid until 25 April 2027, and its advertised mileage is consistent with the latest MOT reading. The seller is Sytner Group Huddersfield Audi, based in Huddersfield.

Stock data as of 29 October 2026.

How we estimate prices and check cars

Price history

AskCar first saw this advert on 29 October 2026.

Recorded asking prices
Date observedAsking price
29 October 2026£18,500

Price and mileage comparison

Fair price: £101 (under 1%) under the AskCar estimate of £18,601.

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 6,508 priced Audi A3 adverts across different ages and specifications, as of 29 October 2026.

Advertised mileage is about 7,600 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 25 April 2027. 30,495 miles at the last test.

Other matching cars

244 other 2023 Audi A3 S Line manual petrol cars are for sale at UK dealers from £11,995 to £22,991, as of 29 October 2026.

The 5 cheapest:

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

How to contact the dealer and its opening hours are on this AskCar page.

As of 29 October 2026, AskCar lists 587,923 cars and vans from 12,992 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.