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 (148 bhp)

Mileage

3,001 miles

Year

2026

Fuel type

Petrol Hybrid

Body type

Saloon

Engine

1.5 L

Gearbox

Automatic

Power

148 bhp

Seats

5

CO2

123 g/km

Colour

White

Doors

4

Driven wheels

Front Wheel Drive

Gearbox version

S tronic

Engine badge

TFSI

Hybrid type

Mild hybrid

Emissions standard

Euro 6

About this car

This 2026 Audi A3 S Line is advertised with 3,001 miles on the clock. Its asking price of £29,503 is £25 above our estimate of £29,478. To estimate its market asking price, we analyse UK dealer adverts for 6,532 Audi A3 cars across different ages and specifications. Since we first spotted the advert 141 days ago, the asking price has dropped by £1,179. That may be worth mentioning if you discuss the price with the dealer. The seller is JCT600 Boston Audi, based in Boston.

Stock data from 20 October 2026.

How we estimate prices and check cars

Price and mileage comparison

Estimated market asking price: £29,478. The asking price is £25 above 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 6,532 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 300 miles lower than typical for a 2026 Audi A3.