2021 Audi A3
1.5 TFSI 35 S Line S tronic FWD Euro 6 (s/s) 5dr Sportback (148 bhp)
£17,995
Fair price: within 8% of the typical £18,446 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) 5dr Sportback (148 bhp)
- Mileage
- 40,655 miles
- Year
- 2021
- Fuel type
- Petrol Hybrid
- Body type
- Hatchback
- Engine
- 1.5 L
- Gearbox
- Automatic
- Power
- 148 bhp
- Seats
- 5
- CO2
- 135 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
At 40,655 miles, this 2021 Audi A3 S Line has covered about 2,100 fewer miles than other 2021 Audi A3 cars. The dealer is asking £17,995, which is £451 below our market estimate of £18,446. Our estimate draws on 6,484 Audi A3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. It first appeared in our advert records 125 days ago. The latest MOT record shows an expiry date of 30 November 2026, with the advertised mileage consistent with the recorded reading. It is for sale at Taunton Road Car Centre in Bridgwater.
Stock data from 19 October 2026.
Price history
First seen on 18 June 2026, 125 days ago. Advert duration calculated on 21 October 2026.
| Date observed | Asking price |
|---|---|
| 19 June 2026 | £17,995 |
| 10 July 2026 | £17,995 |
| 19 October 2026 | £17,995 |
Price and mileage comparison
Estimated market asking price: £18,446. The asking price is £451 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 2,100 miles lower than typical for a 2021 Audi A3.
The advertised mileage is consistent with the last MOT reading.
MOT
MOT valid until 30 November 2026. 37,304 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.
| Asking price | Mileage |
|---|---|
| £11,995 | 120,530 miles |
| £12,490 | 111,668 miles |
| £12,999 | 57,000 miles |
| £13,490 | 108,000 miles |
| £13,700 | 96,353 miles |
These cars have covered 12,650–120,530 miles, compared with 40,655 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
- 2023 Audi A3, 35,650 miles, £14,995, £4,878 under typical, Barnet
- 2024 Audi A3, 26,200 miles, £14,489, £4,676 under typical, Bradford
- 2025 Audi A3, 35,874 miles, £15,750, £4,926 under typical, Hadleigh
Dealer
Taunton Road Car Centre, Bridgwater. Across the dealer network: 33 cars for sale.
Dealer postcode: TA6 6LE.
Dealer opening hours
- Monday
- 08:30-17:00
- Tuesday
- 08:30-17:00
- Wednesday
- 08:30-17:00
- Thursday
- 08:30-17:00
- Friday
- 08:30-17:00
- Saturday
- Closed
- Sunday
- Closed