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: £17,695. Fair price: £547 (3%) over the AskCar estimate of £17,148, 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
1.5 TFSI 35 S Line Manual FWD Euro 6 (s/s) 5dr Sportback (148 bhp)
Mileage
50,039 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
White
Doors
5
Driven wheels
Front Wheel Drive
Engine badge
TFSI
Emissions standard
Euro 6

About this car

This 2023 Audi A3 S Line is advertised with 50,039 miles, approximately 23,000 above the typical mileage for its age. The dealer is asking £17,695, which is £547 above the AskCar estimate of £17,148. To work out the AskCar estimate, we analyse UK dealer adverts for 6,516 Audi A3 cars across different ages and specifications. We first recorded this car for sale today. Its recorded MOT is valid until 27 July 2027, and its advertised mileage is consistent with the latest MOT reading. The seller is Lookers Audi Hamilton, based in Hamilton.

Stock data as of 1 November 2026.

How we estimate prices and check cars

Price history

AskCar first saw this advert on 1 November 2026.

Recorded asking prices
Date observedAsking price
1 November 2026£17,695

Price and mileage comparison

Fair price: £547 (3%) over the AskCar estimate of £17,148.

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 23,000 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 27 July 2027. 48,966 miles at the last test.

Other matching cars

238 other 2023 Audi A3 S Line manual petrol cars are for sale at UK dealers from £12,300 to £22,991, as of 1 November 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

Photos

13 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.