2026 Audi A3

Overview

Make

Audi

Model

A3

Trim

S LINE

Version

1.5 TFSI S Line S tronic FWD Euro 6 (s/s) 4dr

Mileage

5,375 miles

Year

2026

Fuel type

Petrol

Body type

Saloon

Engine

1.5 L

Gearbox

Automatic

Seats

5

CO2

121 g/km

Colour

Blue

Doors

4

Driven wheels

Front Wheel Drive

Gearbox version

S tronic

Engine badge

TFSI

Emissions standard

Euro 6

About this car

This 2026 Audi A3 S Line has covered 5,375 miles, around 2,000 more than typical for its age. Its asking price of £28,500 is £875 below our estimate of £29,375. To estimate its market asking price, we analyse UK dealer adverts for 6,563 Audi A3 cars across different ages and specifications. We first recorded this advert 42 days ago, and its asking price has since fallen by £850. The seller is Mon Motors Cardiff Audi, based in Cardiff.

Stock data from 18 October 2026.

How we estimate prices and check cars

Price and mileage comparison

Estimated market asking price: £29,375. The asking price is £875 below this estimate.

The estimate uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It estimates an advertised price, not a confirmed sale price.

The pricing calculation includes 6,563 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 2,000 miles higher than typical for a 2026 Audi A3.