2020 Audi A3 1.5 TFSI S Line

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)
• Year: 2020
• Mileage: 61,000 miles
• Fuel: Petrol, mild hybrid
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.5 litres, 148 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Black
• CO2: 135 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 61,000 miles, this 2020 Audi A3 S Line has covered about 10,900 more miles than other 2020 Audi A3 cars. The dealer is asking £14,990, which is £1,088 below the AskCar estimate of £16,078. To work out the AskCar estimate, we analyse UK dealer adverts for 6,729 Audi A3 cars across different ages and specifications. We first recorded this car for sale today. Our latest MOT record expired on 25 October 2026. Check the current position with the dealer. We checked its advertised mileage against the government's MOT record, and they match. You can find this car at Monarch Motor Company in Redditch. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,088 (6%) under the AskCar estimate of £16,078.

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 6,729 priced Audi A3 adverts across different ages and specifications, as of 6 November 2026.

A 2020 Audi A3 with the 1.5 petrol engine is typically advertised at £16,000: the median of the 149 for sale on AskCar, as of 6 November 2026.

Time on sale

AskCar first saw this 2020 Audi A3 advertised today. About half of 2020 Audi A3 cars are gone from sale within a month of being advertised: 260 of the 491 first advertised between 8 July 2026 and 3 October 2026.

Price history

AskCar first saw this advert on 6 November 2026 at £14,990. 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 6 November 2026: the latest record we hold ran out on 25 October 2026; ask the dealer for the current MOT.

It failed its MOT on 16 October 2025 (nearside front tyre has ply or cords exposed; offside front tyre has ply or cords exposed) and passed 1 day later, on 17 October 2025.

There were no advisories at the latest test.

Mileage at that test: 51,944 miles, which matches the advertised 61,000 miles.

Advertised mileage is about 10,900 miles higher than the median mileage of a 2020 Audi A3 on AskCar.

Similar cars

28 other 2020 Audi A3 S Line 1.5 petrol automatic hatchbacks are for sale at UK dealers, from £13,100 to £20,750, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2020 Audi A3 S Line, 1.5 petrol hatchback, silver. Mileage: 61,380 miles. Price: £13,100, £1,890 less than this car. Dealer: Hilton Garage in Derby. AskCar page: https://askcar.co.uk/car/audi-a3-2020-443e3aba4390
• 2020 Audi A3 S Line, 1.5 petrol hatchback, grey. Mileage: 62,290 miles. Price: £16,600, £1,610 more than this car. Dealer: Marshall Motor Group Maidstone Audi in Maidstone. AskCar page: https://askcar.co.uk/car/audi-a3-2020-31537989b80a
• 2020 Audi A3 S Line, 1.5 petrol hatchback, black. Mileage: 59,420 miles. Price: £16,277, £1,287 more than this car. Dealer: JCT600 Volkswagen Grimsby in Grimsby. AskCar page: https://askcar.co.uk/car/audi-a3-2020-49c9f19eef16