2026 Audi A3

Overview

Make

Audi

Model

A3

Trim

S LINE

Version

1.5 TFSI S Line S tronic FWD Euro 6 (s/s) 5dr Sportback (148 bhp)

Mileage

3,942 miles

Year

2026

Fuel type

Petrol Hybrid

Body type

Hatchback

Engine

1.5 L

Gearbox

Automatic

Power

148 bhp

Seats

5

CO2

125 g/km

Colour

Red

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

The advertised mileage for this 2026 Audi A3 S Line is 3,942 miles. Our estimated market asking price is £28,830. This car is advertised at £27,990, which is £840 below that figure. To estimate its market asking price, we analyse UK dealer adverts for 6,563 Audi A3 cars across different ages and specifications. The asking price is now £2,000 lower than when we first recorded the advert 39 days ago. It is for sale at Harwoods Southampton Audi in Chandlers Ford.

Stock data from 18 October 2026.

How we estimate prices and check cars

Price and mileage comparison

Estimated market asking price: £28,830. The asking price is £840 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 600 miles higher than typical for a 2026 Audi A3.