2021 Audi A3

1.5 TFSI 35 S Line S tronic FWD Euro 6 (s/s) 4dr (148 bhp)

£18,595

Fair price: within 8% of the typical £18,652 for this model, age and mileage, drawing on 6,484 adverts of this make and model.

Overview

Make
Audi
Model
A3
Trim
S LINE
Version
1.5 TFSI 35 S Line S tronic FWD Euro 6 (s/s) 4dr (148 bhp)
Mileage
41,000 miles
Year
2021
Fuel type
Petrol Hybrid
Body type
Saloon
Engine
1.5 L
Gearbox
Automatic
Power
148 bhp
Seats
5
CO2
131 g/km
Colour
Grey
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

The advertised mileage for this 2021 Audi A3 S Line is 41,000 miles. At £18,595, it is advertised £57 below our estimated market asking price of £18,652. We use UK dealer asking prices, including 6,484 Audi A3 listings, and account for the car’s age, mileage and specification. It first appeared in our advert records 40 days ago. Its recorded MOT is valid until 13 April 2027, and its advertised mileage is consistent with the latest MOT reading. It is for sale at T & S Elite Cars in Hull.

Stock data from 19 October 2026.

How we estimate prices and check cars

Price history

First seen on 10 September 2026, 40 days ago. Advert duration calculated on 20 October 2026.

Recorded asking prices
Date observedAsking price
5 October 2026£18,595
19 October 2026£18,595

Price and mileage comparison

Estimated market asking price: £18,652. The asking price is £57 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 6,484 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 1,800 miles lower than typical for a 2021 Audi A3.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 13 April 2027. 38,416 miles at the last test.

97 other cars with the same year, trim, gearbox and fuel are for sale from £11,995 to £21,995.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£11,995120,530 miles
£12,490111,668 miles
£12,99957,000 miles
£13,490108,000 miles
£13,70096,353 miles

These cars have covered 12,650–120,530 miles, compared with 41,000 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

Similar cars for less

Dealer

T & S Elite Cars, Hull. Across the dealer network: 29 cars for sale.

Dealer postcode: HU3 5JX.

Dealer opening hours

Monday
09:00-17:30
Tuesday
09:00-17:30
Wednesday
09:00-17:30
Thursday
09:00-17:30
Friday
09:00-17:30
Saturday
None
Sunday
None

Vehicle photos