2020 Audi A3 1.0 TFSI S Line
Price: £16,000. Fair price: £627 (4%) over the AskCar estimate of £15,373, our expected asking price for this car from its model, age, mileage and specification, drawing on 6,645 priced Audi A3 adverts on AskCar as of 5 November 2026.
AskCar lists 6,826 used Audi A3 from 2,317 UK dealerships, as of 5 November 2026.
Overview
- Make: Audi
- Model: A3
- Trim: S Line
- Version: 1.0 TFSI S Line Manual FWD Euro 6 5dr
- Year: 2020
- Mileage: 42,163 miles
- Fuel: Petrol
- Body: Hatchback, 5 doors, 5 seats
- Engine: 1.0 litres
- Gearbox: Manual
- Drive: Front-wheel drive
- Colour: Blue
- CO2: 132 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
This 2020 Audi A3 S Line is advertised with 42,163 miles, approximately 7,800 below the typical mileage for its age. The dealer is asking £16,000, which is £627 above the AskCar estimate of £15,373. To work out the AskCar estimate, we analyse UK dealer adverts for 6,645 Audi A3 cars across different ages and specifications. We first recorded this car for sale 2 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Marshall Motor Group Audi South East London (Beckenham), based in Beckenham. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 5 November 2026.
Price
Fair price: £627 (4%) over the AskCar estimate of £15,373.
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 6,645 priced Audi A3 adverts across different ages and specifications, as of 5 November 2026.
A 2020 Audi A3 with the 1.0 petrol engine is typically advertised at £13,500: the median of the 61 for sale on AskCar, as of 5 November 2026.
Time on sale
AskCar first saw this 2020 Audi A3 advertised 2 days ago. About half of 2020 Audi A3 cars are gone from sale within a month of being advertised: 254 of the 483 first advertised between 8 July 2026 and 2 October 2026.
Price history
AskCar first saw this advert on 3 November 2026 at £16,000. Its asking price has not changed.
Mileage and MOT
MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: valid until 14 March 2027.
It has had 4 MOTs. The latest, on 27 February 2026, passed.
There were no advisories at the latest test.
Mileage at that test: 38,210 miles, which matches the advertised 42,163 miles.
Advertised mileage is about 7,800 miles lower than the median mileage of a 2020 Audi A3 on AskCar.
Similar cars
13 other 2020 Audi A3 S Line 1.0 petrol manual hatchbacks are for sale at UK dealers, from £12,990 to £16,499, as of 5 November 2026.
The 3 closest to this car in mileage:
- 2020 Audi A3 S Line, 1.0 petrol hatchback, grey. Mileage: 45,914 miles. Price: £14,495, £1,505 less than this car. Dealer: H Tones Oxford Garage in Hartlepool. AskCar page: https://askcar.co.uk/car/audi-a3-2020-dd0e4eb10ef3
- 2020 Audi A3 S Line, 1.0 petrol hatchback, grey. Mileage: 36,599 miles. Price: £15,490, £510 less than this car. Dealer: Gerry Hill Car Sales in Aberdare. AskCar page: https://askcar.co.uk/car/audi-a3-2020-95c558e571a5
- 2020 Audi A3 S Line, 1.0 petrol hatchback, blue. Mileage: 48,000 miles. Price: £15,490, £510 less than this car. Dealer: Bedford Car Centres in Bedford. AskCar page: https://askcar.co.uk/car/audi-a3-2020-157a04bb4f7e
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.
As of 5 November 2026, AskCar lists 595,776 cars and vans from 12,945 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.