2020 Audi Q3 2.0 TDI S Line

Overview

• Make: Audi
• Model: Q3
• Trim: S Line
• Version: 2.0 TDI S Line S tronic FWD Euro 6 5dr (147 bhp)
• Year: 2020
• Mileage: 64,813 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 147 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Black
• CO2: 127 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 64,813 miles, this 2020 Audi Q3 S Line has covered about 14,000 more miles than other 2020 Audi Q3 cars. The dealer is asking £16,498, which is £754 below the AskCar estimate of £17,252. To work out the AskCar estimate, we analyse UK dealer adverts for 3,499 Audi Q3 cars across different ages and specifications. The dealer may accept less: this car has been on sale for at least 75 days, and its asking price has been cut by £1,500. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Arnold Clark Ayr BYD, based in AYR. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 5 November 2026.

How we estimate prices and check cars

Price

Fair price: £754 (4%) under the AskCar estimate of £17,252.

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 3,499 priced Audi Q3 adverts across different ages and specifications, as of 5 November 2026.

A 2020 Audi Q3 with the 2.0 diesel engine is typically advertised at £20,000: the median of the 126 for sale on AskCar, as of 5 November 2026.

Time on sale

The dealer may accept less. This 2020 Audi Q3 has been on sale for at least 75 days, and its asking price has been cut by £1,500. About half of 2020 Audi Q3 cars are gone from sale within a month of being advertised: 206 of the 397 first advertised between 7 July 2026 and 2 October 2026.

Price history

AskCar first saw this advert on 22 August 2026 at £17,998. Its asking price is now £16,498, £1,500 less. The latest price cut was seen on 3 November 2026.

Price changes recorded:

• 22 August 2026: £17,998
• 11 September 2026: £17,498
• 30 October 2026: £16,998
• 3 November 2026: £16,498

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: valid until 20 August 2027.

It has had 6 MOTs. The latest, on 21 August 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 64,827 miles, which matches the advertised 64,813 miles.

Advertised mileage is about 14,000 miles higher than the median mileage of a 2020 Audi Q3 on AskCar.

Similar cars

34 other 2020 Audi Q3 S Line 2.0 diesel automatic SUVs are for sale at UK dealers, from £12,750 to £24,495, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2020 Audi Q3 S Line, 2.0 diesel SUV, white. Mileage: 64,000 miles. Price: £20,945, £4,447 more than this car. Dealer: Morgan Cars and Commercials in Ballyclare. AskCar page: https://askcar.co.uk/car/audi-q3-2020-90ccbafd8b06
• 2020 Audi Q3 S Line, 2.0 diesel SUV, grey. Mileage: 63,282 miles. Price: £21,998, £5,500 more than this car. Dealer: Arnold Clark Liverpool Motorstore / MG / Chery in Liverpool. AskCar page: https://askcar.co.uk/car/audi-q3-2020-e4e6d8614356
• 2020 Audi Q3 S Line, 2.0 diesel SUV, black. Mileage: 66,752 miles. Price: £17,495, £997 more than this car. Dealer: A1 Auto Solutions in Maidenhead. AskCar page: https://askcar.co.uk/car/audi-q3-2020-1ae852216bf2

• The nearest: 2020 Audi Q3 S Line, 2.0 diesel SUV, blue, 30 miles from this car. Mileage: 47,000 miles. Price: £19,995, £3,497 more than this car. Dealer: Lookers Audi Hamilton in Hamilton. AskCar page: https://askcar.co.uk/car/audi-q3-2020-cc939e0a3750