2021 Audi A3
1.4 13kWh TFSIe 45 S Line Competition S tronic FWD Euro 6 (s/s) 5dr Sportback (242 bhp)
£18,498
Fair price: within 8% of the typical £18,345 for this model, age and mileage, drawing on 6,439 adverts of this make and model.
Overview
- Make
- Audi
- Model
- A3
- Trim
- S LINE COMPETITION
- Version
- 1.4 13kWh TFSIe 45 S Line Competition S tronic FWD Euro 6 (s/s) 5dr Sportback (242 bhp)
- Mileage
- 48,768 miles
- Year
- 2021
- Fuel type
- Petrol Plug-in Hybrid
- Body type
- Hatchback
- Engine
- 1.4 L
- Gearbox
- Automatic
- Power
- 242 bhp
- Seats
- 5
- CO2
- 30 g/km
- Colour
- White
- Doors
- 5
- Driven wheels
- Front Wheel Drive
- Gearbox version
- S tronic
- Engine badge
- TFSIe
- Emissions standard
- Euro 6
About this car
With 48,768 miles on the clock, this 2021 Audi A3 S Line Competition has done roughly 5,800 more miles than a typical 2021 Audi A3. Our estimated market asking price is £18,345. This car is advertised at £18,498, which is £153 above that figure. To estimate its market asking price, we analyse UK dealer adverts for 6,439 Audi A3 cars across different ages and specifications. We have tracked this advert for 22 days. Its MOT is recorded as valid until 1 October 2027. The advertised mileage is consistent with the latest MOT reading. It is for sale at Arnold Clark Benton Chery in Longbenton.
Stock data from 23 October 2026.
Price history
First seen on 4 October 2026, 22 days ago. Advert duration calculated on 26 October 2026.
| Date observed | Asking price |
|---|---|
| 4 October 2026 | £18,498 |
| 23 October 2026 | £18,498 |
Price and mileage comparison
Estimated market asking price: £18,345. The asking price is £153 above 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 5,800 miles higher than typical for a 2021 Audi A3.
The advertised mileage is consistent with the last MOT reading.
MOT
MOT valid until 1 October 2027. 48,769 miles at the last test.
9 other cars with the same year, trim, gearbox and fuel are for sale from £13,000 to £22,995.
| Asking price | Mileage |
|---|---|
| £13,000 | 113,000 miles |
| £16,995 | 58,778 miles |
| £17,440 | 69,301 miles |
| £18,610 | 42,184 miles |
| £18,650 | 41,972 miles |
These cars have covered 10,000–113,000 miles, compared with 48,768 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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