2020 Audi A3 1.5 TFSI S Line

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)
• Year: 2020
• Mileage: 80,623 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.5 litres, 148 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 136 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 Audi A3 S Line is advertised with 80,623 miles, approximately 30,200 above the typical mileage for its age. The AskCar estimate for this car is £12,684. It is priced at £13,999, which is £1,315 above that estimate. The AskCar estimate draws on 6,542 Audi A3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. It first appeared in our advert records 108 days ago. The recorded MOT expired on 23 September 2026, so ask the dealer whether it has been renewed. According to the government's MOT record, its advertised mileage is consistent with the latest test. It is advertised by Wearside Autoparc in Sunderland. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 2 November 2026.

How we estimate prices and check cars

Price

Above the going rate: £1,315 (10%) over the AskCar estimate of £12,684.

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 6,542 priced Audi A3 adverts across different ages and specifications, as of 2 November 2026.

A 2020 Audi A3 with the 1.5 petrol engine is typically advertised at £16,000: the median of the 134 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2020 Audi A3 has been on sale for at least 108 days.

Price history

AskCar first saw this advert on 17 July 2026 at £13,999. 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 2 November 2026: the latest record we hold ran out on 23 September 2026; ask the dealer for the current MOT.

It has had 3 MOTs. The latest, on 4 September 2025, passed.

Advisories at the latest test: nearside front tyre worn close to legal limit/worn on edge 225/40/18 2.9mm worn on inner edge; offside front tyre slightly damaged outer sidewall.

Mileage at that test: 71,178 miles, which matches the advertised 80,623 miles.

Advertised mileage is about 30,200 miles higher than the median mileage of a 2020 Audi A3 on AskCar.

Similar cars

30 other 2020 Audi A3 S Line 1.5 petrol manual hatchbacks are for sale at UK dealers, from £11,995 to £18,020, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2020 Audi A3 S Line, 1.5 petrol hatchback, black. Mileage: 86,743 miles. Price: £12,677, £1,322 less than this car. Dealer: Cargem in Rainham. AskCar page: https://askcar.co.uk/car/audi-a3-2020-e4a53e48b46a
• 2020 Audi A3 S Line, 1.5 petrol hatchback, black. Mileage: 73,622 miles. Price: £13,395, £604 less than this car. Dealer: Motor Trust Haslingden in Haslingden. AskCar page: https://askcar.co.uk/car/audi-a3-2020-8f94eff766ce
• 2020 Audi A3 S Line, 1.5 petrol hatchback, black. Mileage: 66,165 miles. Price: £13,980, the same price as this car. Dealer: Windsor Car Centre in Windsor. AskCar page: https://askcar.co.uk/car/audi-a3-2020-feb1120b52c9

• The nearest: 2020 Audi A3 S Line, 1.5 petrol hatchback, grey, 64 miles from this car. Mileage: 38,296 miles. Price: £16,346, £2,347 more than this car. Dealer: JCT600 Volkswagen York in York. AskCar page: https://askcar.co.uk/car/audi-a3-2020-8dc0ab43b255