2020 Audi A3 1.5 TFSI S Line
Version: 1.5 TFSI 35 S Line Manual FWD Euro 6 (s/s) 5dr Sportback (148 bhp)
Price: £15,450. Fair price: £593 (3%) over the AskCar estimate of £14,857, our expected asking price for this car from its model, age, mileage and specification, drawing on 6,600 priced Audi A3 adverts on AskCar as of 31 October 2026.
AskCar lists 6,729 used Audi A3 from 2,260 UK dealerships, as of 31 October 2026.
Overview
- Make
- Audi
- Model
- A3
- Trim
- S Line
- Version
- 1.5 TFSI 35 S Line Manual FWD Euro 6 (s/s) 5dr Sportback (148 bhp)
- Mileage
- 58,000 miles
- Year
- 2020
- Fuel type
- Petrol
- Body type
- Hatchback
- Engine
- 1.5 L
- Gearbox
- Manual
- Power
- 148 bhp
- Seats
- 5
- CO2
- 136 g/km
- Colour
- Grey
- Doors
- 5
- Driven wheels
- Front Wheel Drive
- Engine badge
- TFSI
- Emissions standard
- Euro 6
About this car
At 58,000 miles, this 2020 Audi A3 S Line has covered about 7,700 more miles than other 2020 Audi A3 cars. The AskCar estimate for this car is £14,857. It is priced at £15,450, which is £593 above that estimate. The AskCar estimate uses UK dealer asking prices, including 6,600 Audi A3 adverts, and accounts for the car’s age, mileage and specification. This car was first seen in our listings data today. Its recorded MOT is valid until 17 January 2027, and its advertised mileage is consistent with the latest MOT reading. The seller is Group 1 Automotive Southend Audi, based in Southend.
Stock data as of 31 October 2026.
Price history
AskCar first saw this advert on 31 October 2026.
| Date observed | Asking price |
|---|---|
| 31 October 2026 | £15,450 |
Price and mileage comparison
Fair price: £593 (3%) over the AskCar estimate of £14,857.
The AskCar estimate is our expected asking price for this car. It uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It is an advertised price, not a confirmed sale price.
It draws on 6,600 priced Audi A3 adverts across different ages and specifications, as of 31 October 2026.
Advertised mileage is about 7,700 miles higher than the median mileage of a 2020 Audi A3 on AskCar.
The advertised mileage is consistent with the last MOT reading.
MOT
MOT: valid until 17 January 2027. 53,090 miles at the last test.
Other matching cars
58 other 2020 Audi A3 S Line manual petrol cars are for sale at UK dealers from £11,990 to £18,020, as of 31 October 2026.
The 5 cheapest:
- 2020 Audi A3. Price: £11,990. Mileage: 84,450 miles. Dealer: Cars Direct Peterborough in Peterborough. AskCar page: https://askcar.co.uk/car/audi-a3-2020-5fd0addfc83a
- 2020 Audi A3. Price: £11,995. Mileage: 103,100 miles. Dealer: KL AutoHouse in Derby. AskCar page: https://askcar.co.uk/car/audi-a3-2020-ade2e43c1b3b
- 2020 Audi A3. Price: £12,677. Mileage: 86,743 miles. Dealer: Cargem in Rainham. AskCar page: https://askcar.co.uk/car/audi-a3-2020-e4a53e48b46a
- 2020 Audi A3. Price: £12,990. Mileage: 58,930 miles. Dealer: The Car Finance Hub in Leeds. AskCar page: https://askcar.co.uk/car/audi-a3-2020-e43c2ca5d723
- 2020 Audi A3. Price: £12,995. Mileage: 67,056 miles. Dealer: Wcc Auto Group in Heswall. AskCar page: https://askcar.co.uk/car/audi-a3-2020-bcec7c1e4b58
The 58 matching cars have covered 9,815 to 103,100 miles, compared with 58,000 miles for this car.
Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. The AskCar estimate adjusts for these differences.
Browse all Audi A3 cars for sale · 2020 Audi A3 price guide
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Photos
1 photo of this car is on its AskCar page.
How to contact the dealer and its opening hours are on this AskCar page.
As of 31 October 2026, AskCar lists 583,548 cars and vans from 12,716 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.