2021 Audi A3
1.5 TFSI 35 S Line S tronic FWD Euro 6 (s/s) 4dr (148 bhp)
£18,995
Fair price: within 8% of the typical £19,376 for this model, age and mileage, drawing on 6,439 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
- 33,869 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
This 2021 Audi A3 S Line has covered 33,869 miles, around 9,100 fewer than typical for its age. The dealer is asking £18,995, which is £381 below our market estimate of £19,376. We use UK dealer asking prices, including 6,439 Audi A3 listings, and account for the car’s age, mileage and specification. This car was first seen in our listings data 40 days ago. MOT records show an expiry date of 19 March 2027, and the latest recorded mileage is consistent with the advert. The seller is Banchory Car Centre, based in Banchory.
Stock data from 23 October 2026.
Price history
First seen on 15 September 2026, 40 days ago. Advert duration calculated on 25 October 2026.
| Date observed | Asking price |
|---|---|
| 15 September 2026 | £18,995 |
| 23 October 2026 | £18,995 |
Price and mileage comparison
Estimated market asking price: £19,376. The asking price is £381 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 6,439 adverts of this make and model across different ages and specifications.
Advertised mileage is approximately 9,100 miles lower than typical for a 2021 Audi A3.
The advertised mileage is consistent with the last MOT reading.
MOT
MOT valid until 19 March 2027. 29,558 miles at the last test.
104 other cars with the same year, trim, gearbox and fuel are for sale from £11,995 to £21,995.
| Asking price | Mileage |
|---|---|
| £11,995 | 120,530 miles |
| £12,490 | 111,668 miles |
| £12,995 | 108,000 miles |
| £12,999 | 57,000 miles |
| £13,290 | 108,000 miles |
These cars have covered 11,900–120,530 miles, compared with 33,869 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
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How to contact the dealer, its opening hours and the cheaper cars like this one are on this AskCar page.
Vehicle photos
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