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: 42,597 miles
• Fuel: Diesel
• Body: Estate, 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

This 2020 Audi Q3 S Line is advertised with 42,597 miles, approximately 7,100 below the typical mileage for its age. The AskCar estimate for this car is £19,971. It is priced at £18,591, which is £1,380 below that estimate. To work out the AskCar estimate, we analyse UK dealer adverts for 3,432 Audi Q3 cars across different ages and specifications. The dealer may accept less. This car has been on sale for at least 130 days, and its asking price is down £1,109. We checked its advertised mileage against the government's MOT record, and they match. The seller is Peoples Edinburgh, based in Edinburgh. 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

Fair price: £1,380 (6%) under the AskCar estimate of £19,971.

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 3,432 priced Audi Q3 adverts across different ages and specifications, as of 2 November 2026.

A 2020 Audi Q3 with the 2.0 diesel engine is typically advertised at £20,200: the median of the 123 for sale on AskCar, as of 2 November 2026.

Time on sale

The dealer may accept less. This 2020 Audi Q3 has been on sale for at least 130 days, and its asking price has been cut by £1,109. About half of 2020 Audi Q3 cars are gone from sale within a month of being advertised: 186 of the 368 first advertised between 7 July 2026 and 29 September 2026.

Price history

AskCar first saw this advert on 25 June 2026 at £19,700. Its asking price is now £18,591, £1,109 less. The latest price cut was seen on 20 October 2026.

Price changes recorded:

• 26 June 2026: £19,700
• 10 July 2026: £19,600
• 25 July 2026: £19,500
• 9 August 2026: £19,400
• 26 August 2026: £19,200
• 8 September 2026: £19,491
• 5 October 2026: £18,791
• 20 October 2026: £18,591

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 4 March 2027.

It has had 5 MOTs. The latest, on 5 March 2026, passed.

Advisories at the latest test: front brake disc worn, pitted or scored, but not seriously weakened; nearside front tyre slightly damaged/cracking or perishing.

Mileage at that test: 41,235 miles, which matches the advertised 42,597 miles.

Advertised mileage is about 7,100 miles lower than the median mileage of a 2020 Audi Q3 on AskCar.

Similar cars

2 other 2020 Audi Q3 S Line 2.0 diesel automatic estates are for sale at UK dealers, from £18,490 to £19,441, as of 2 November 2026.

The 2 closest to this car in mileage:

• 2020 Audi Q3 S Line, 2.0 diesel estate, grey. Mileage: 46,300 miles. Price: £18,490, £101 less than this car. Dealer: Lloyd Select Blackpool in Blackpool. AskCar page: https://askcar.co.uk/car/audi-q3-2020-2db60643ad97
• 2020 Audi Q3 S Line, 2.0 diesel estate, blue. Mileage: 52,150 miles. Price: £19,441, £850 more than this car. Dealer: Vindis Group Cambridge Audi in Cambridge. AskCar page: https://askcar.co.uk/car/audi-q3-2020-a1842fee32c3