2021 Audi A3

1.5 TFSI 35 S tronic FWD Euro 6 (s/s) 5dr Sportback (148 bhp)

£21,499

Fair price: within 8% of the typical £22,514 for this model, age and mileage, drawing on 6,542 adverts of this make and model.

Overview

Make
Audi
Model
A3
Version
1.5 TFSI 35 S tronic FWD Euro 6 (s/s) 5dr Sportback (148 bhp)
Mileage
27,500 miles
Year
2021
Fuel type
Petrol Hybrid
Body type
Hatchback
Engine
1.5 L
Gearbox
Automatic
Power
148 bhp
Seats
5
CO2
137 g/km
Colour
Black
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

This 2021 Audi A3 has covered 27,500 miles, around 15,500 fewer than typical for its age. The dealer is asking £21,499, which is £1,015 below our market estimate of £22,514. We use UK dealer asking prices, including 6,542 Audi A3 listings, and account for the car’s age, mileage and specification. Since we first spotted the advert 20 days ago, the asking price has dropped by £500. MOT records show an expiry date of 11 March 2027, and the latest recorded mileage is consistent with the advert. The seller is Snows Car Centre Southampton, based in Southampton.

Stock data from 21 October 2026.

How we estimate prices and check cars

Price history

First seen on 2 October 2026, 20 days ago. Advert duration calculated on 22 October 2026. Net asking-price reduction: £500 from the first recorded £21,999. 2 price reductions recorded, the latest observed on 20 October 2026.

Recorded asking prices
Date observedAsking price
2 October 2026£21,999
10 October 2026£21,749
20 October 2026£21,499
21 October 2026£21,499

Price and mileage comparison

Estimated market asking price: £22,514. The asking price is £1,015 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 6,542 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 15,500 miles lower than typical for a 2021 Audi A3.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 11 March 2027. 24,570 miles at the last test.

35 other cars with the same year, trim, gearbox and fuel are for sale from £14,370 to £24,995.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£14,37096,035 miles
£16,99570,442 miles
£17,78073,000 miles
£17,99974,823 miles
£18,00065,200 miles

These cars have covered 8,200–96,035 miles, compared with 27,500 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. Our estimate adjusts for these differences using the wider market data.

Browse all Audi A3 cars for sale · 2021 Audi A3 price guide

How to contact the dealer, its opening hours and the cheaper cars like this one are on this AskCar page.

Vehicle photos